The wireless weekly : the hundred per cent Australian radio journal · 2019. 7. 18. · The...

The wireless weekly : the hundred per cent Australian radio journal

Page 1nla.obj-697552090National Library of Australia

B ESCO A DI Announcement

E.\'.traordin.uy (Stt Po1• 48.)

Hl"fon- puri:huinr your rndio w,• invite )'Ot.l to 1n-"J>f>Ct ,thu ut?e:n. Tb~n Y1'1l our hft" N



WIRELESS WEEltLT Decerober IO, 1926.

Tf,"-----

8Juter Interference Eliminator

and Static Reducer "ill accomplish tf,is for you

a< quick!:, a< JOU catt fit 11 to your recciYer

V ! t , \ nur rct·c1, ei 11nd immediately you hear I e UI>' "ll \I I S'I Olh 1111''-f: l'IIIIS. I\IIIH'. TO I~ lilltlC'T

J~:I tfll~fi flt,. BlUftf\ASE.

J1 th ... r, ~, Ult I, \llff

[WholH:11• On1t]

72. Clarence Street, Sydney !f 0'11Hfl S1.,. Cr J, r-rnl• (;111 .l Hurl., eta

PERTH, WFT I f..,;f.TON, ~ 7 ,~ 1 &uh ~I ".l-lll:IOI H""E.

H r1u1irf!'



ll...-embor 10, 10~6. WIRELESS WBBltLT

RADIOTRONS bear the above seal

RADIOTRON UX 199 Equally 1u·•1cnb1e u. a 1.tdn,:t1>1 or ,., a hi1b rfficltDC'J'

n.d1o or a udio r.~,1ut:nc7 •ms,hbM' Utrern.el,- rccmom1\'.tl tD apt"rl,llOn. Adapt•nlc. t'O dr-y bi\Ut~ Ol-t'f"all"d ~

l'd&IIILl11 YOl11l,< 1 Cur,,r,, .01 amp, Price 11 6

RADIOTRON UX 201A The stand;1rd all tound flclltblr tor ~e baUt:ry nh·e-

eood 10 any detector OT ampllrin cirr un 1ourt: to a1vt" the but r~ultl at th,. low~l o~ratm~ CClbl-

fd,aml"nt voltage 5 ll R.lld.Jounn ror u "'" 1n tht" la.it ataae of audio amplification ,,...\y J,:X-.:r.-d1~.:.ly big"\ hlani~ C'mr1•1un. \.'olumr-tq,ual 10 that ot t"• L;vt~J'

F"il'an1f"ht Woila_M:t' J L 1rttnl 12. amp, Price 17 6

RADIOTRON UX 112 A new patr.·e~ aJve 1m1,,1r the, fa, 1hu U\':i:.OlA, b""t

Kveral hmtti .... p 11,erl ,I (),-._,w tr! f,if UM" it~ ,a,t vah1e tn a.cconu.11,11•,r o;wm.tt:d .et.. wbc.n 1l wUI dt-hvu tu n1t)le r-nrr1Y than tb~ avera~c loud sp,o.;kt"r rrq~ht-t. Two a( 1hrte vaf,p trrUI gi,-. nup1ion.a.l l'TMtiu. f 1lamtnt volta;:-c. S..



Paw Two WlllllL&SS W&IUtLT

---------------------------'

-:-.. --... ···---·--··· ...... i ~

~ L'! 1 ·-· . - ····-·· I __ ,;

i ~

Radio Accessories The Philips ' B '

Elinunator

Philip, Accumutuoc Ch.irger. tha~ .> r A m at r rrom t.he h UN laJ:"hl m: rurn tal \ o. l:!7, I 1 ;tm,, t h .. u,,.,-

h Prk,. l lrpo )I thl:r I ta m,n t~/.f· £1/111/ . ui,

,,a. SJ .. , 6 •m11 • "hat,:, r I ash r·, ,,. po It t, 'at n l hlJ h lalnh n l

1.,/111/. l'!./-/ - il/:!l't

l oud '>J'



-cem.t. 10, 1!J26. WIRELESS WE E ltLT

\Of ... ~ ,11

Wh y D o L e c l11r es Fa ii ?

11111-:RE .tr, · hrn c '.I'S

among rnd10 tnthus-,,.,t.. At the bottom of the scull•, duwn-lrt>



Pace Fo~ Wlllll:LESS Wll:11:ltLT

------------------------------------------ -----------C/Jetween You

t ,:.. "' ,uK ap('ftUn« f r a ra,ho rf"tt:nr fund hao bem •r



D.«mbn l , 19:?G. WlllltLltSS WEltltLT

7'he Rent in the CVeil 8) II. ELLO

-----------------------------------------------------------------------------l'HILCO-"\'ou ne,er need iruess.•·



WIRELESS WEE~LY O..•mbor 10, 1926.

----------------· aid · J~" tbU bu11:J 1't l, mtll1nc ,rJobr, '" :1r tndtJtth Lo lht v, d to c~u-h f1nnl R"h11q,1~~ ,,f lhn.,.,• bi: 7or,1I It Th("R" gt,m,,ua llir our r rio.-flf, and •e a.rt'! •l••T• irrtk• rnc to makt a brnach. «:om~limt ,.ft tt1tft'• ,i, and th u oul•id1 t'Omc! ••

,\nd b, d d II I ,.., 1u1,.flod m, 111t,:"ht to hur h1• \'Oh·«-



0..:•mb;,r 10, 1026. WIRELESS WEEKLY

--'.-r 'Tl'f

Pag~ St\'tn

r t,rrt ,,pan r u/ ,.-lllh •nJ..ul HnJ rl• n J,~lrtti 111.D " Ju,ta/ll h,)IJ.f•• # }flit r,1KJII'• tlirn ,/ffl

tr1'11 trttk~ 1111.f b,.,,.,.,. h1 .rrMb pund nnd rc0d It t)1"1"¥

J ~a.,; hardly tn the cloor wh1·n Mr. \tul,•non Mud: \\..t'll, \'on, what'• th.ti n.,•t 1JUI,. ~hout I augge:1t•·1l ,!1) d.iifere.nl phn""e.10 but ht 11h611l-. hi, lu.";u! and niph .. J - whM nhout our own 1:ountry, can"t ) Ull Lib lhut !

A I 0.000 kilowo.tt ln.gp1nt1on rt Miele nit- 1n.il T an.1iwt.or1•J rlutir Lllr-,um tMnk-1 cnn, and lt•t, him " lh•lt•r• ing-

~ow, rc,\d,•rli. t Hm nM a p1Jhtlrio11 anti I hritc ("opyinc--"hut nN.•d:t mUl'it \lhrn lht> d,,,U drht .. "-l ul dow,, and v.-rote Captain Lo.rkln. of Au .... trali-1.Hl AirwM~ Ltd.. and poinli'rl put I hat I wu th1 only jfrt.'at man In Au1lralia who had not flown i-r. hi.A big ri1nr,r.-.. l nt~11 mt-nticm,•d lht u,h Kntag('11; h,• wc)uhl ,C-l!in b:-· my n,Jdinp: a httlc tun~ to nis outfit

Rtoturn maiJ lJr11u1"ht fflL' the nt-e~b-1a.ry ••oucbnv. Borrowinit under th



P•g• F.ighl

r" nlf Li,,,,,, , .,. J~ , "'"'

Th~ rnrt h ha. d1Mt11k!n rrd ruul lht" moat gl( riou 111J,1h1 that t!\' r 1111,rt.al ,ye hehl'ld l9 hdHre JO\J A h~m• tlr-Td mllr:S uo r'Vtry ,i,-fl" •no" 'nh IL'! blllowy rluu1is.. .\bo\'t•, n'Jth111Jt but t,r,lllant •un,Mn and th cit nn thm air, th.- 11u1tth•~ en..-. ol I 'lit !y ~wr•·· ly th11 IHIC! of the duud "-U mndnough of .Ml'lbourn... l '11 try und g••t 2F'C to 11·~ tnf' g1v~ yt,u my lmpr1.>a!f\oru of l\lcll..ournc ovu thr n1r.

The hnr11C'warwtown r.CIUJ.t'N.gDtionnt, tht- mini~ tl"r .. f whir·h, n, \ ~i t-Mn• "\lruH,e-l, httt " hrarncl1 ~hurchrtC"n, hu li-ttn 1111x.ulufl thniL ht, t,iuth..r. li rt."titfo.nt c,f Ca.Hfr,nil•. thnuM he:nr l.,m. R,·tt'flll~ h;,, ar• run»(t'-41 for- Liu )Qttt•r to IL.tt-n to 1(>8 1f hl' could hl'ttr lh~ ~, .. w1own aervke. Th, tt·i!-t wu 11Ui•h• l.a•t :0-umJay mght. l.'hl•n. in biJ ucl,ltt. !I !\Ir Mouey t,pnke ,hrnt. to lib hru~ht-r. ,\ c.xl,h• "'as rttl•i\1•,l dunri£r thr. '\\eC'k: tatine that Lhfl bn1thf'T h11d rRd\'f'd th"' r,u-,;,-a,r,i,. Hr hn,l t:Jtt Uf) unul th\! t'Arly hou~

l thr, m•,minr lil'forr o rt.1rc.·1vint ~~t 10 C~hfn1 me&, nnd Al !•Mr~nlly Lll



WIJllELESS WEEKLY

..,,..,, • rm.I ,,.hr , .J 1, t#c 1p11 u .- •" il.:,-utlain, 11 tftt /.t)flnln ci/ cf., 14" , t•·,dtoi H,

H ~ rtt 1J,, a,: 13

PBTLCO-"Const8Jlt sntisfnctlon nssored."



WIRELESS WEEltLT

---------------------------------·------------C 01ning Features in the Broadcasting Programmes

~ S.\\ l .. ,wn lC'nllll (,r 1111d or1 Fri• day n, d Saturd IJ,oc her 10 and II A J>laT by play d npt on w he bruukn t

\ SOlfTII H. \ 1"1 \SI• "boJ' t---~ ta\ n 1w~ 1 n f .RI lie 1nlk,., •hh t'nd1. , tr.• tl -cl .. Ch, !ltsrtAt },vr n London."

t If n ti ni n i...r ,.n .\u tnilia rq,r1 tt r Kl ,1ut IUO rl,•W"tt•t•• vu f\' U\"t .-vf'ttlnr. Lut ll U"nt! rs

" bi: & lt>d • I m:u:nM thr'11'r iu:h nm1111r tht ""'>" n11,I it1 o! Olil f.n~ ,uul Th• ni.1.~ 1oun-l 101t1(1Whot di.fficul • but t~ mod rn broadca tin~ Flad I• nJ I, lt "'th oil nmnn< 'f of "'"''' l'l," onll JI t('n4•Tf ,, ,11 l,1 lflkt'n (or a ttrnlt around T.-ondon wlwn, tbtr -.rill bca.r tht- "a1L,., 11~ drt-tl nm~, tht• 1 111,I, 11111 1111 tlu tound" tamlllhr to Lunrlon Te.J!idec.t.a on t~ m~ht ~ .. , .. rhri,trn ..

The World's Flyeni carriNI Burr-.



!J,-cemoor lO, 1026. WIRELESS WEEltLT Pas:a Eleven

3LO GiYes £500 a Year for Radio Research Tht> Broadcastw{! Compall) of lustrulw (:ILO). /u,; .1lw1111 //tr 11111 ttJ utll\.tt::lU'-f' au almo,,t p,tr!f>Ct Q'irl wbum one da.r l'm g,,J..Du to many, if e:hf'! nn win n ftv. w,i.ddin,r pn·:iientil ri:r.t. tan't coflk. t ~hall now 1 ntN· h~r for lhH 3LO Girl Competi-tion, 1in.ce J,lE!rfectum ill n~t rt"qu.irod. Th,. aprlirati,rn fnrm hH~ rnl!'h·d ma.ni· into m~\l•lculatJnJ¢' the effect of Hitdr ~wn.

iConhttill·tl on Pa~~ 51.)

"Expulence teaches,'' use "Philco.''



Pagt TWl'lv~ WIRELESS WEEII.LT Jk,emb,r 10, 192fl,

Receiving Sets We Have "Tested ( ml. ndtd for the tn.rth conntoctlcn.

On rl'f:ulint ovrr th ... hno~lt>I which aceompn.nl(1d th~ t• n( flOUt'Hh from hoth Tir1ln1J1•K~lt•n 1t.n1I f-Ar11w1·'1-iat lhtt AU.mt• tJtta•, but hy movmi;r thr, r,~ht-hrnd t·nntn,1 t'ru:h "tntrnn WJI-.. ,1•purut.._.d fr1Jfll th•• oth1Jr, :md only t•~· etulion nl 11 time t· uld ti«, ht>ar,I.

A furtlwr :.,tju"t111t-nt ,dth tht- et•n-triil;t prnduccd Farnu·r· t2FC) n.t n.. nw11t t1•m1nknhlt• vuluu,1·, (:onHith•r-lu~ only two valves wc..•re Llllll'lirt\ln•lNI t!nlirrly, but 4QG'J11 c:arri~r wo.ve could not ~ fiA!Arod rrp.

The Unit~ States Navy uses Burgess.



Uecrmbc.-r 10, J9.26.

B~ 11ut1,;.htuting thr ~et"oncl tuning

block nnd "''" luJJy harullin!{ tho con• trol1o1, :1AR (Mt'lhournr) W&J\ hrnuJht in UI \\:t-ak 'rh.o.m• -.lrt'nKth. hut API (1t.,lin.s waa particularly bnrl, thi1 con• ni:,t ht takt.•n as cut indkatinn nr tht-dtft.l\Dt'f!•IZ'l!tlil'll!' proch,·Jtie; .:.,f tht M"-r1 :fll. ,,r f'\'t-"1'1 an twrinl ITt'tC'hl'd from tn• tf• tn.-c will lfl\ t•x, dl,nt ri -11lU1. nnd lhi., N>mJ1,1ctrreat t,f lb• rt•("(HVtr will rr romrn.-ml illtelf.

I mn'.\ udd thll.t Pl11hp • B Wf1 ,·ulve1 w...-r.-. 11.,rd in rc,nJ111wt1nn with nar• W111cd1 for aa .. A" hnttt,ry.

Our re(c. i\'l r WI.I 1htnt~ct frnm M,•!J,,""· ,mpllt>t1 (.4.11 traluln) Ltd, ~,·1hu•r,

:-ATITRD.\Y :>;IGHT lo ~Gli'• bn-...i('5t 1•1rht.. 'P'hto('t• r.ttll• llrt" 1111mt•r• ou!=, nnd ilo rnuny 111rt• lh('- rl( mbnrll

for Tl''IQ~t nurnbN1 th.nl. it i• Im• 1,1, sH1I~ t•l su1iafy ,di l't"•~Ul LI m thi• two llhort hnura wh1rh u, df'vt~tM ti thts J>UrJ'Mlh'.

A KA~SAS nmcher own• a po\\·er-fut rad1f'1 r,-(('J\'('r, anc1 btL4 c:onnen, 11 iu na.nput Pl•,tf- Lo a lnug win, fonte rwinJnsr p.:.1 t hli;1 bowie and t.he hna"'n o{ n number t1f nc•ighh'1ur,t, 10 lhnt th



Pagtt Fourk-t-n WIRELESS Wl:EltLT December 10, l!l26.

r ....................................................... _ ....................... _ ....................... -.................................. _ ............. -....................................................... 1 I Build the Split Secondary 2-Valve Receiver I j .------------------ ---------------, i f ~h,n) r,r"·u1t1 o.r1•c•AI' 1n thla ~la.-at,;nu, frtttn Umf' tn hme, hut lht- SJ>lit twrnndary 2 ! ! Yah,, UC"t",•IV••r i ori- of the b,c,.t ~e Nl\·t.t Yt>t trt~d out. Go ril{ht uht•«d and l-tuild th1t. :

j ~nn~=~.~.lt,I::·:::~ 1::1: ~u: ·:~~::t:.: .. ,:.: ~:I•,:~~, a l~t or lh, part• }'OU will r;i•~~ I Quaker Str11.1J:"ht Linc f''rt",,u, ncy Condt.•,u,,rr-, "H!r> 1)(•11:°l ,, 10 !I f \dv11nttt1 --11.- oo0:.!5 .Stru1ffht I.in(' F'r-e,wenc~•



n«ember 10, 1~26.

4 ", 1111/t $t·nsai, lfl·

. , 1/lloul l,ig/1 Jrr11m>n, \, ---~ (i

WIRELESS 'WEEltLT

(t; --· -

-~ , (~ r. flj

-

Pa~ }'!(teen

.4 ,It'/ ,,,,,,, , , m 11 I ,,

·'"'""'" ,~ . urt1on con•

trul.

A Split-Secondary Two Valve Receiver THE que~uon of utecuvH) it " vast one- inck·ed, Thkre i1 no doubt.

that the Hrown1r1tr•Drn.kr nnd th~ 11t-ut1t~~ ,~• iare n•t) 9t1)et'trv~ n·• rf'1vn~~ hut 00th f'mplo~ rnd10 fr~. ,,ue1a·y ampliftc:\11•)11 in ,-:imln,t ~f'h'C· uvit:r 1"he JDm



I] E ·oooS

ll\lten1i of th,, 1nwil bu,h-'r mdh•lJ •u poJ ulur dtb t},. a,erul{• rim&ttUC'-t.or of ti .. da>· Ordinary tlt>xthh Wll't' ha.11 bu•n u •J (mW•ri. allnwu1ac the romtrudor t run ~ttr\'C'L fr 111 (.lti.C: 1,olnt to 1hl;'I other "'Ht, ut rtNturae LD neat rl1rht nn1rlu benJ• Ir, bu bar. nus "' h•,n ia t'qUAll)i n 1:lfJ.L'lt'M unJ I• ndt tl df to pt.-1 d1, r \ rk Ln Wlr-lnK

J,O()klr-1" at 1h i nlk of 11an,•l w1r-rnjf d .11rr11m 1h• fhxlbk wlnng ,,. ('lc-a1 l:r ~n 1 he rhotoat•·•rh f.lf I h1.: 11 ('tr• r h11- hM-n t:1.kf!'n ht-! r, lht" t, rminnl lonn! hfi brrn 1tutrtl·t! ln tht 1·1rtuh. thr11f,rt- ,ho"ing n1ly tba1 ,rtr,oi: -..b1ch 11 hort r 1!.e tn-muutl board wi-tn , Thtt hack ,f. pllnd w1r1n2 diQ~r rn h, w• In etun (lit lt- tit L11ll thf' 'Wlt'IIIK Qf thll!I ft>('el\'Cf, n1d U,, con.,u11ttc•r iwuM hni.:" no

,did cultr 1n f ,llowln,:'. th11 aut rlc>!-(•l)· nnd pr1.ldur11 M a l't' pk:'c,-. of dill~ lo "' rad.ion. e.D.(h piece l•11ir1g 1q,.1ro:\111111!t•I) 1 !. LJ 1 ln



rn•·t1on u( thr uri~rnttl thlift 'Wll ,,n.,.~tll lnto thit1 hole In lhl• l\t•,-.. toll au•I ,,1l rmltfo l"Mllrt.· hy 1~ 1mlall tnurh of ulth,,, Ex~l"t'1•+ 1l llttlt" rx1+· in 1lnll1111,t. 11ihcn,•111c th, nc,, vmdlt" will 11111 11111 thrn11.::h, tht

bemi: 1wmcthuis;r to 1-.., ,Jeplure1l. \\ h1·11 !MfinJC out ~ ,ur 11An1•l l1t1H

m n11n1I 1hal lh..: rnu\i 1M IJOlll11r1 or th h\tM ul h,,1,h·r. th.it i lht.: 1. t porUon. i \:,1r111hlt, tht-r, (1111·, ,ll• low Mlnirl



WIRELESS WEEKLY

-------------------------------------l"'"'"''''

11-•0!•••ot-u .......................... ,u,o••••to•--•• I-OIIU•h•tUO 11, ... ,,,,,,.,,,,,., ll • •u1t1t• l• •UIU1t11tl ..... .,., ... ,t! ..... H00fl



n, "''' t,c,,r 111. 11120

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WlllltLESS WEElltLY

od by th• r Darit •• d

16

of n nnr t-on will bo gh•n

lo and a r ,. II be f, I I



WIRl:LIESS W&IE-.LT lk>Nmhc r 10, 10!?,.,.

'i'" .. --·•·------... ----... ··----·•·• .. ·--... - ,, ...... __ " ___ , ... _ .. ___ .,_

We Wondertone Masterpiece Five

Broadcast Receiver

'1 ~l•·ri •~ l"iH 11•rn111o le ,11th hca\)



Dtt•mbt r 10, lffl.

Friday, Dec. 10 2 F C

Wlll&L&SS W&&ltLT

rara•r • •"'"' ~,...,., n • .-a -FC..•• k CU..&U -U.. 8,...h•t•u I ht ._,_.., nil •la:•

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, _____________________________________________ _ The World'11 rl) era t'arrl~d Burge88.



WIRELESS WEE~LY ------------------------ -------------------------

2G B

3 LO ,innD \Y 8t$SlOS

JZ-Tln,• tS 11t flfllieh (lffldal Wlr,Jii •• NF¥"• fr{>m ih,,..b:, ~• &ad th• .A,..., lrali.n l'tt-u All90t:1•lio111 NI.I-. •·A~"

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P,g. Thins WIRELESS WEEltLT December 10, 19!.0 l."klrlt. •TI4 t'hnm.t UloM, dOYD.

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PHILCO-"For le,,s worry and better results."



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1 REiii1-CEDl Was .£10-5-0 Now .£9·5•0 I

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7 }.";; LOG THf!, WPRLD _ I ( '/, ~ ;-.. ALL-AMERICAN' I \r;~~ -~~ s~ER-F-1~t !_._ fl~ -~~..:::..~ ~ !

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tt/1/- T it \7\!H'OR,11'.11,1 IN •

I Att-AMEIUCAN I I Sole Avenl: I I O H O'BRIEN ( LATE O'BRIEN) ' I • • AND NICHOLL I j 37-39 PITT STREET, SYDNEY i ! }16 COWNS ST REET, MEl..80URNE I i W. E. PETERMAN, PERRY HOUSE, BRISBANE i i i .... !IIWoilllUllfltlliUol,IIOfM"n11 .. ,MQ)nUOOH1-,uHH•o-...1oool•tu1n-•N• ............. ttoH,...IN0..,_101--·- .... " '"11J



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VALVE HOLDER 1< mm ;111 Uadw 1h alt'r-.

lla,11 from I h best bakelito mouldi. •~ ,uth eprlngs or mc.kd 11ilv:••I lnt.llhrH•t,,11; W1t,.1h-, fnt r,n;,tl



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a...-(" .. 1,r11Tt .-\Hotlntu-d '5r1~1 •tt1~n Wnt.hrr Ft>t«'tlal

BURGESS-"Ask any Engineer."

\1uJrNI1'{r, ftf.-.: HlN

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\.. t,.'at nal Antb.-r,1; ~,..., down

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l ryuno lhlnk:3 • tah ne-u" aml luhda)'.11, ,·an l'q1u 11 1y C'\ r10no l:s •ttdt•

Ill in th "'Chna n -u fvdmg" a.uJ I .x11mmo ) our KU ( • rk• And rusbUJI.: b Idh-' I nn\ ,lr,wn., :,1 u fm1I 11 uut. by It b,nl ~f>rklu~ 11.nd at f'ir; .t Wnrric •t 1lJ or y-out :.4, ire-Je I IH

Thr1 t•hikt.i, how~'t.t•r, li!ln"I i.utr warn1111r \\ tam lt ru1i. d, "'n u.Ctn

:j)~~ or~!:l ~·,i~\1~9 ltab l'~~~~nr:. d" • tut ,'bl,bl~ iri two front tl, l'>ty. Ltd., :?xV Cut)e.. rNsfl'h :-;rrttt, Sydl'H'}'

"Experience leaches." use "Philco."



Paco 'fb.irly-1!ut WIRELESS WEEltLT ---------------------------- Deocmbor 10, 1928.

~-

for every Need . A I 09 .-An exc,llrnt \·dive where only limited

auppliea of .A .. Batte:ry curtund

A 310.-F,lan,ent ,cquius 2 dry cdl•. Recommended to be used aa H F •nd Detector valve w,th our A 306 in the 1 F S1;,Heo.

8. 406.- The New Wonder Val••· Civcs unauTJ)aued puuty of tont>, 6plc-ndid volume. and pt!rfec-t ampli-ficallon. This vnlvc has re\."olutionieed Liat.enin~~in, .., 11 1okr• onl~ One-..,venth of the Amount of F,la-mcnl cun~nt formerly necH.L"\ry.

C S09 -Thi!\ vah1 e may be rehcd upcm to l!"lve euffi.cicnt cnc1n· for e-,·ery type:! of Loud Spe:n.kcr-cvcn the

larRe.•t p~u-and will alwa)'& glvc perfect r~produclion or ,ound ----T,-,._ rl1•rr,r,nl f1t.mf'n1 rhte u,, .. ,,.. B.tt.cf')'

\:o\ta.. An.pt \'olu Pric.- "~ .. Jeri

"·--A 11t• 1.0 to I J 0 •• zo 120 IJ/6 'o, ... c .. u B 10• IO to I I DU 10.nn II • I Dryt'•II A JO• l 0 0 •• :o 100 Ill b .1 D,7Cdh A)llt .. ••• 10.1M u1• J Dt)I Cell• lHO• Jl to • .. , 20.110 !); b J Di-rC•I!• or

J .\,uun Cr1h C.,0, so O,lS J0-120 u,o J ,-\r.s;~ L•ll_.

Ob••Ln•b.l~ •• Envll•h ut Ana«lt•n Cap.

~

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mler 10 I :C.

The Re11/ 111 tlte Veil I' , i

,M •~can. ud.1.-nn llut

1ud10, whr-rc C OtJl" wn1 l11 s:1\'I n talk Marriott r•mP t,) • Oh, l' ,, I tan ~r h m r • h1 • itettine mort nd mo.-. h, f.....t. n

waa&LE•• W E EltLT

'-0'. .. ·?" - -:- ·- .. ·- - - ·I·

:g)_~.--~-·.· -~ . ~- / /

A Rttdio Sl•f for Xmas!

Fa rmer'.~ 5-Va f,,c R eceiver Co III pl t'I «· JI' it Ii ct II , I ca Ho I' i c (

, /11 ld,·,,f f.hri,tm,,. (;,[,

FARM E R 'S, SY D N EY 0

~- 1Rr1 r:ss Ol'P,\RT/\lr~T 1.11.lll ~[) 11 OO R



WIRELESS WEEKLY l'lf'l',.n,l:,rpr lU. 1920. ---------------~---------------------------------------------------------------~H,.Ut1, .......... , .. .,,,.,, .. ,.,,H"• .. • .......... ,u,1toM,., ""'''"" ,,,, .. l!• .................. , ......... , .. , ................ ,,,._,,,,,.,., ........... _,_,...,,,,..,,l,,.,11,,.,.,,,..,,,..,,.,,.,..,1,,.,. ,,,11••1"IUO!" •

Give Osra1n Valves l or Cbrist1nas

'" tJ..11 •

YO{! wtll lu•, Prtnin of plettsing rour fl'ie11



n."

l•t III ll'O at """' " I d hnibly moffd b) th t'Yid,n,, r th •rra,Uin~ w-t1d:nrn f Armitage '*Tht- •nl)n~ •~ 1:d into tJui tb:ht. lhr, btP-er."

It wai ,1 harii~ quartrr h'lnr latrr rhut w.- tta



W IR EL ES S W EE It LY l>\.'t."t lll~r 10, l !l:?ti.

---------------- -------------------------

Made Broadcasting Popular in Great Britain

fHE ELECTRON WAY [t \1111,t, .. tn"' IC,m~al.. fl S1-\1• ... \111111·} II \hul1.t11 '111 .. 1,. h Hrrns: .. Rt .. ull • ll \.IM1h,lu· In l.lla.t,,r. II f'romo14:!'1 l'omJnrt

I '"ll~P111ol--S,iorm•l•roor-1 ro11hh••1'ro,,I

IT'S SO EAS'r TO HT. TOO

KE1lJSLEY & CO., PTY., LIMITED \\ 'I \\ It • 111 1 ,f~(,:,,. II~ IL I u., •.;J hf'J-,T

fl ii~ t:l, l\ S \\

l•" 111\lll\ ,·1 BU,T I\ t;LUM.lU'.\. ;>I.Z.

l'r 1r,• r th, \,·~ L,,ttdou l-lrr1r1111 \\or~ .... l ,td •• Lt,~l>O:'\ l:~UI ANJJ



(t,-.;omber 10, 1~26.

heard hlfl ,•oic

~it) of invective. 'For 11 few ~ond'l-we ~topped to litcten

••1Jamn you, no, n. thouir.a.nd hmu ,10," M"reamrd Geo~e. u1 will not.

'Jo you he.er. I will not.. You cnn ,Jt, whnt yuu like ~·1th mt!, hut lt-l the l' poor devil!!. a1ou..•. \'nu',•c modl' ow do all mnn~r of di.rty triclui bul rath~r than hurt th(.)!'ioe" poor de,ils I will 1'ill m)'ft•ll"'

\\rt, ,w-re .olmri.-t at lh~ lOJI. h&\ing p.aue('d tu lish:n. \\'11h tht• ln11t worda th,·rt" "'"' ti pau:-t-, lhrn Gc•orge•• ,·olee. h.•JlM' with r .... 1h1r~ , .. 11Jd with Juy.

"l'vc g-ot lt .. ' btt c:nlfrd, and thrre \\ft,, a.rtwdly lnutthtt-r 1n his tolt,l'MBERS .\YAILABLE.

r -)1111· nr 0 "Wir-,1t•. W1•f"kl:r" Ct1r Octohcr .!.2 CS"eutrodynt'! rircuit l 1 ~I, an,t SuV"rmhn U nnrl 1:?. ar~ now a,·•ll•blo-

A "llAll!() wno•~ Wllff' •ectlon h.-., h~•rn .na.ui:urate-d hy- the l.andon .. Unity·• Chroniclet London. Brief hio)C"tapltlt-a1 dt.tflll, are p'h,·n 11f cet,-l •rifo-- wh'I') flgur~ in th,· broadca1't vrc•gmmfll('!..

WIRBLBSS WEEK.LY Pago Forty-one

::>•""'"'"'"""'"""""" .............. m ... , ..... , .... o , u111•u1, .... ,11011tt110NIIIIOU ................ n,01n1ttOHMIHIM+to vo1t1. u,1.•d n, an Amplit1t·r.

llo1h Ti P



WIRELESS Wltll:ltLT Dec•onhor lU, 102n

.,., ~ P- ...... \M.1-Anod>



Ot.>ttrnl""r UJ. 1926. WIRELESS WIUl ltLT

The Conservation

R ADION Panels far @ttel any other 1n11ut11ung mat~ria.1 in the Con$Crvation of both physical an..! elcctrical energy.

Radion can be easily aawed. drilled, machined and otffl"rwise worked wuh rruni-mum effort and without the slighte,t dw,~er of chipping, crackmg or breaking.

In the conservation of clec-1,iQol en,,rgy, Rad1on i• SU• preme. due, to lt"i t"'\tabli!lhed supenority over any other material in the four main

of Energy chllract .. r1-n1cs required. namd)':

I-Lo# •n11• rhll•• dlff..,reou 2- lAw t.11•1..cui.: conai.nt J-Hi1h , .. ~i..1hit7 4-Lo\lt· • ts.o nunp.•Jtl" 11 u,t be t, irliciblr, lrt (n,:j. It ii Jt&I-Ullii@ lhat th~ lWo l1u11n~~, hrc.,,-dc.&UittnR and pllt•no• graph. "c-tgnlJ,r b-.ilp one anotht1r

Tho 11le-liitt:Jte alao 11hm\,•1t 1ho11 iO per nnt. uf th~ lutcnt"rw "c:ro m t.he l 11 ,rt> rilte , and o Jlt"r tt11t m Lh,. rural urt.~ Th-,, ti~ure.1 ait• or 1.l:1lt



Pall'~ Forty-four WI RE LESS WEEK.LY O.eomber 10, 1926.

TWICE THE SATISFACTION

!\me Out~tand1ng features of the R.1y-O -VJc

l.Jftl: n, Of to In! S Nt . . I "a.tor an.I add proot.d

..,.. ,n ,-nt I (" ui.mua.- •&ha ..-..r-. .........

u:auas -~ IM:t.wiri, ec la,

, • at'1 t r-r euttt roa-,.. . .,

f. Sernrr Jwt r.-ra1aat. lbAiiie p,ta!U._ ft ft• tkN'I. •1tb WUT _,..

br.,~~~~t. tlll••7nou-tni!irs-t

-L a. flt,.,,. .,_, trmtlaal ....sdrHd .«Uttb ta la,. ~11, Ju .. u,.

----ANO __ _

Half the Cost You rnnnt-r1 up RA Y-O•VAC Rutteries and turw-in.

Th,• tlifft•rence is 1,muzing_

~o f>n>liminnry howl,, buzz. or ~hrill whi,tling. The ~ignal, come in true, clPar, :ind ,t,-0111r without tht• •light~,-\ bother. The rc:,son i!'o thbL

Low Internal Resistance Jln,·-O. \ ac-- ha, t only u frnclion of the n :-ii ... t,mn 01 utht:r ''B" bt.ltlt,rit!.!l.

Xo. 2303 .

, \dded ltt this, they h:i.n• remarkablv Ion~ life. ·

.\ nd I he ro~t is ~o low.

.No. O:t113 Tht' 'la tc.r R:1)•-0.\'11.r.- -Hi volt; douhlt• thf' a.rnf'l'fru«e nf c,rd1nary ~& !\o, :.!:101--t~ ,oti flat, 1'1th 7 hsp11i111• • • • • •

£1 111 0

Sri. ~:i11l lS \'Olt \Jprurht. with ti tappint:!I ••• ~o :?:151 ~:!l \oh fiat, ._Ith 6 to.pptnn • • • • • ,S,, !163-:! .. l ,...,Jl u11rial1r. 2 ttrr11mnl11 unl),·. •s, ... ~iali>- 0 r,~01n;,;rndNI f~; ~ft'.ttl(':

t.,,r ,al~n • • • No. 5151 BP Z.!j ,oil mi..·J1um • • • . •• . . • • •• .. •• • • . . S"o lJ1,t-t:H \olt f1,r P' rtuhl'" Rb .• , • • .• • • • No. ~:ntt -·H ''(''" but.tl'ry. \11lt.at:e Adju. .. thlent of 11. a. arid 41 ,·bit: r.1n ,..,. lL"-PJ

as \, B, or C hatt~r)' • • • • • • • • . . , • • • • • • . • • ~:: r~: f 1~1 ,..~1~1 f~~tt!;· ~~h!i!~:)·, .. -.. -nit :111i1~ r0t•ti 0 o • ntht' 0m11rkt-t • t;,:t)a; No, U li l"olt Ct.•ll fo r rJld.10 ol" t"'lcphont" use ~o. 1231--:l c: ll H \'oJI .\ ha t••t) n



IJcumbu 10, l!•:?n.

Thu )t"~r lht. l'oatal (~partm nt ~11,&'&C'JftR' In n PltNUII tampa1.:n

~jlh the, ohjr1 l ttC J-111urlnk the 1ht• H,c:r, of (hn lnl41 rrtettnn anU ,,.,,....,~ b.-f "' C'hri lm.. DAY and ate- a Dre be r..,s:' taken to du.trlbuto a I :,fl l 10 *"'IT tiou..,, hot,!, locli:,-anc hotiH, l'tC',. throu«h the whol• ot I ho Mu.t~, 81J,,eahn1: lo tht'! flOhl c to mnk~ th•• r ('JIDlmn~ J•ostlu"• t>atl)I, ao .u to a,uld tht,, deley1 •hltb mu I ln.-~tably o«ur lf th< po1tlns:• &ft' no\ mad• until I hot- Ct-w d• fl lmmNl1ately pr«, Ins: Chrutmu.

So that aifta n1a1 ht_,. poatc-tl rar1,1 •n,J )'"l t'l"mau1 unuftt!Ol-d until rhr1 ... 1ma1 Day, the DC'partmtrll i J)('nn1tt1ns any •~•et.al ankle ot h, r than a MW>l"'per to bo •rulo~ ..-!th lb wont.: •~ol lo bo •peD

.-L4 ,...,, Dtf.ll~, Jw B,~,.J.-.

Now 45/- Each F \ t~rou\ ltU'UESt: N I \1'1\ ES:

International Radio Company Ltd. .:nocASTL£RI: AGII STRU.T S\0!\EY ~S.\\

Also ul 91-93 COURTE NAY PLACF., WELLrNGTOX. N.Z.



~

7Ze1t1AddLtiDns to (QL1novox li.rles CREATIONS IN kAD IO SETS

. . . ' , .

.. . . , . ~ r :

.... 1, -' . . .. ' .. ••• I

. r-....... r-.. ,~ • I o

- ~



Page Forty .. 1ght WIRELESS Wltl:ltLY December 10, 1926. ·-------------------

I BESCO ' ~ADIO I i The fiye, alvc• l'\1•utrodyne i.s 1he Hndio Set sup1·emc. [Ls db lance gelling i i 11ropcnsitie,; 11re k.uown the world v,·.,r. Our :-;'cutrodyne i, no exreption to i ' the rule. ru- each and c,·ery une '" cnpnhle of bringing in the lnter-Stat~ l i station~ al loud speaker sln•ngth. 1l i~ ,ery pleasnnt to lislcll to 3LO, \ i J\fclbournc, ur 1QG, Brisbune, or 6CL, Ad1dnide. Should one programme ' j not :1ppcal to you, ~wilt'h ()\'Cf' to AM!her wh1•ther it be the local ,;lnlion or i

1, 1h:::~t l~~-~t~)~Yh~;•~_ohin· doTtli~l~d· ~~l' ilf~~ ~~~~i~t~; i~~~~ri~j~h~~~i:;i},~~ 1. one ~ nt1011 lo t e ot er, n c 11 nrn In 11

{ The nl!~co Nt·ulrtxh nt> prci-:cnts a \'~ry neat uJ,p+Jutnncc. All nre equipped ~ "llh V ,wt i~ ,,,Jr contained: all batlerie,; :m, cont1Linetl i, in the tauinel. Tht• 1-tt'sro .Neutnxh,u: is cqui1)11t.'U w1lh E-xrde Accumulator, lnrJ,le capacity ~ "'B"' Rnth:ric~ fi>r loJ1g lift:, Philips lr:ilvcs, Heudphont.'~, .,h•dal gear, etc. ;:

THERE ,\RE THREE MOOELS I TO CHOOSE FROll : I

Tnhl,• i\lod1°I. Prire £1!1 to -. 1.· Fl,w,r llodd (b). Price £27 10 -, y,oli~hcd .

muple. 01· oak.

Floor ~Io



'J II II \UIO B ITit.Hl.

In kNping with their prorn=utTe 110l k}', th" Clyilt> Enginwr1111c Cont• Jlll11J' 1 ld... haw· pNidu«d a IH w modi I radio batlt-ry. lntJ•n u thf'I .. ::,.It'' type

Thl.l nC"•· mvtkl I• nu,,fc 111 " voh and I vc.,11 un11, In fllur !.IU-11 Thci at.ronr and serYk-Nbl• oDP plN"f" fttn-tatna:r d1m1natn all uoubln 'WlL'l lt>akiri.e I I'll§ anti ,orr,xftnc wood or iron .._.11.,ry1t1K t r ah .A t,-..tur-e of

th.- ..... I ~I> I h• th ,t plat~, ,r htle tlw otror,z .,...,.,-mi: hand • and ra,f10 t rmtnab: 111JI pliAI without. r.xtrn char~1.: an.• atrnn1,1 11ol11t.1 H• f!H uur of the CIJd •:-J: • batt ~

Th" vari u, tyiw,. m.anu(a t re t an, tho I S.11.4 (v ,ol

------------------------

WIRELESS WEIUtLT race Forty-nine

[)~ynami~! l i What does it mean ?

Philco radio mean~ that

b.meries 1rc dr)'t1a111ic, which they are dry-charged tn the

factory, and cannot begin thr1r life until aciJ and water have been added.

T llf Hfl UHi "l,m \nU bu, II 1'!111, o \OU i:r! o ftt••h lull-ul -ldr lialt,•I\, nul ., 1.,t,. lia li -ohn,i-111I l,.111crv

Mliid, lin- t .. , 11 ru1111111g ,loM11 011 ll1t• ;;!,ell ! ·11,.1 ,. on~ 1,. -on ,-II\ l'lulco,, ""' lhe fine.I rt.'



I'• I t·, Wta&La•• W&&llLT

:•-

I

j

I I i

BURGESS ''B·~ BATTERIES "1::/sk 1::/nl/ Radio Enqin@@r. ·•

Who would put a Rolls Royce engine

mto a baby cart, or drive a huge lorry

with 1 tiny four-cylmder engine?

Why do this ver}' thmg with your radio battery?

There is che right Burgess Battery for

every set. Buy 1t and you will save

pounds m a year and get better results.

Obwn.blc from !ugh



WIRELESS WEEltLY P•~• F ltLy-one --------------------~---------------------JLO is looking for AII-Rou,rd Girl

(rutllif&ud '"'"' P1t1t 1 1.1

"Uavu you nn)' \,:m,·l'taity or edu-c-ntionnl disunclions!" 011+- i1ort1tfon uks1 Ami Jiraicht-1wn)· thr J'to!pcc• c l\'t' enlr•nt gtt.s C'~iJd fl!l!t aml I bink•

"Oh. Lord, tmve I to havto thrm!'' ()( cc \lrt-t•, &he Nilln't. An unfrecklcd nnl".e l! tar mor1i ituporlant th.An a B.A, d,grt-,•. Only, if two ur,fm,kl~ 110~••.t nre runmnr:t" nttk and ri«k, so to A"~ok, the B.A. would \\-In b> • Light dcgrt·t Bu\ d~rc-e or not, a

q11ahfir-nhon known •• Ch..E.F. v.uuul beat lhe Ba.cOOlor of Arlt-, u 1,wuhl a 1a\:~1y Mturt-. HNlrta woold, 1n ,,,hr-r ~·ord~ put tn tdl owr Arta.

Anot lw.r quutiun su:lu,: "Whnt. f18rl h.n,e )'ou taken in :1'1cial ·.:rvice ac-t1\"iliu,••

Thu 1ound portt•ntoUL A g trl, reading thi•, -wr,uld lm111Cln-t-: that Un· lrfi-R !'!he W \\"(\TU, "h.- wouM not hA\'"t u t.lol!'• ehan«. No1h1r11t o( th~ •urt Att}' g-irl who hK~ J nc 1tit:fol n r vlr:t WMk. 'li\hlcli mlw:hl 00 ttnythm.: from Girl Guid111g to young- mno llUHhnic. n1Gkinfl th~ w(lrld rl\·ant r ,._ithoul thr uid or vnruum rleamn,:, in Mort wouhJ to Lh18 t>l.h•nt ho.ve an 11dv,rn• ta:1(1: ')Vf"r cmt who -r,1~M!1L1led tht! fQ.h~ JC,'l)lld looJ..5, lhi "•me nu... ha rtfl Ill cc~lrinll, lht !'lurw Inn of 1prity 1b1.: Zoo \\:M, 1mnreruiel) poJ1ular, -wnh 1m1Ult1nn, from ""·rn, cln...q of bird unJ anunu!. N'i.•Xt •'-'rk

thc·rr will be on imitJ?ina.l')' trlr t hrt,uf!h Lh"' rarm)·t1rd. "hkh h al• v, "·\ J JHipular,

Ml ~!< \! Alt\ t .. M(>~S. who ;, • tt.t'rn aJ'\•ooll, o! Lt>I tt:r con11itiutt>i for v.011 eon 1n tht- home"-, is d.t'lh·enng-n tl'rh.•.s ,,r ii mted h ttun'S rrcam ::!1 .. H. m \lth1rJ, th



Par fft)•IWO

r•M•t•fft .. ftl•fl•"• ,,,. .... ,,-..,,.,,,,,,,u,t,,_,.,, ......... ,,, .. tti

I SUNGSBY a COLES ; Limited

I l l I

Under Ce.nlnl ·at1on. •8J PITT in 11rrr.

.&at , . , rnE au; 1 1ruT.

~~ J \ --- . ~

·~,J'J~P. I "CL TIM" I'"'

t It..(': -.U-M lri•••"•CDI fM L __ .,i... l\•. , .... , ...

r-----... --

BRITISH MADE

WIRELESS WEES.LT

' ................................................... _,.,. .... _ ... l

GEORGE FIELD j • . UUO A'-D £1..E( lKIC: ,U. •

n,.,. ore:,,.~~;•·: .. ".,. ... ,... ·1· :to:. llunl"' ffl ~F.WC' \"-TL£ - ·-·-·- I

Tflt; 1.\)U,tST A'O OIUF'1tr i u11111 t1111 :-.t· or 1111 ,-;mtTll I - ·--'

l~rmhc-r 10, 1.--26.

...... -.......................... ,_, . .,.. . ..... , -··· ' Manufacturer:; !

Products Pty. Ltd. I (M .P.) I

H J. flAPGOOD l Otarr"tt H..,., M.anffl PIJliCe i

SY01':EY i

T•I 11w1n• I ~

At lh '""'•nlt frvN a.,c11-, I

.-~ ,.~::.~:::::- Jt..dio ! w,,.,. ,., ·•·"111 u., i ....... ...... ..... .......... I

----·-···--· ···- .. ··-·---·~·-·1

BRITISH MADE i

1 High Tension Battery Eliminator f I

i i ll"ITH

VARI \81 F' HIGH TENSIO:-. VOLTAGI'S and GRlD BIAS T\PPTNGS !

' ' l

I I ! ~ j

MOOH AO ---

For Alternating Current Only 1111 11'1•1 II 1\11'\\I •II P'\ JIii ~IIHld T Jll'll'\.\lt• II \'\II 1 " 1111111111 •

I r , lu, ,, ,J dh 1t-1, 1'11• r I OlllJ•ll'lt' £14 ,o h .

Eminently Suitable for Multi-Valve Sets l>l:.\L .. 1 C It •I•

THE GENERAL TRADING COMPANY f " \'\'mgello House," An~el Place "••< Muun Pt..,,1 S\ D='



o .... mbor 10, 1026. WIRELESS WEE~LT

cAll Readers' ~eries Answered Here I,, co11j1111ctio11 'lillith Farmer's Broodctutiug Sert,icc the T« h11ical Editor of• · IVirl'lm

W ttltly" will 011s>J·cr all /iste,1en' queries a rising f rom the -wav de11gtl, change. cA,,...,.ers • ill appear i11 tf,es-, columm a11d •ill be

broadcast from 2FC each Tlwr,day mgl,t.

L M. \'A' rtl• liiU.. \\..'.A.I V. • •NI 1•ltl'IIII IN ll'IS •n o,udJab;,17 •..

!U Wlikiq! I 7 C.lad t.o h,.ar th. rootl h.,'14.,

Yi Hf' ilhirl~Jdt \,I t I ha,11 built•~ l:lt,nr,•1,1t,11" 11rab ,.,,.,.,""r •• 1 T lhlri h U.. ~ r.ur .-.1~ ,...,"ll!r I tiaH• .,.. r ,..,., ,tr~i t "'°" •l•m• t.o lu1ihl 1h.- S~l.l'tldl""" ,.,, t I ,..,,11d lil.r t1J lr.nttw If I •• - (11,1r rf,, .. 11•1• ,r th&. drn,1L

A I Y" f'rond• • •i,pant• rt>,f,o,11a1 for •• ll nJklo ,~lknQ' tll .,., -• fur 11 ,t !k--lrd•r •fl J "" fur tlw au 110 ••l•f'!l Q! ~,n111r. ... n11"'~"'fd. fanl

IIW llw-tn •n.1 1'1"1 4( llfltjH11r' A I ).·•• t.,- • II 111.••M t~ •r• ,111lt.

Aita'11•. 'I , I ha, .. • lll'ad.W)' k•ak, r•• I a 1t.L.1•

hat., thh 111 1•.:. .. r th,, lh• •I .,_., I'\ , Ye IU ... 1111 1'1WU1ll )II• fl~l•T

lnili m1)'oar1 ... n.al \f•1U1lit flflYMU"baw-bo,,.r,J C'lOH t,t th• 1h•tff1nr .,..,..., t,nJ on.u •. j i;s.tNf !,, IIW cw,f"f' • ..-it 1 .- 1 ......... If alrffnf' 1-;r,,dan, Ra,l'°"n «nd \hi.OM! .i,.. .,.. PQHII)" .....

H ,\ :\I 1P.1, llh Gnn, Ill• • Q t• Thr ot.lwl' ••.,nit"" I i,.i a 1hock cdr

• ..._.,j.ift •1rT 11f lh'f' -rial. •• ,I wtwn \fflWh• inc ii with • wr- lrlwrr a •1•rl , f al., ut

• 1r •n 1ml ... .-n1.,d 11 Ju.,.r, •~ f tin )'OU ""'l•lnin thhf

A l 1 y..., St•t i, tht C•'-'•• O•ir.rt"l>tr• 1Ji1, h)' n••t-11 llS a lt~htfl11 ~ • n,nl r

Jt•Jt 11lural Q 1; r ha • f\.,_\ .. J...., 'S°"\lth),lr-, • •~I

C_,l r~ .... atfl th• J.,tl•l'•1alf, t11,l1 JI l"tll.ic, fa ,riJJ but •1ur111ot lf"l N,rw Z..la, l .,. l han "°""' rhffklili1 " .. Rrnlnatlri~ :.t'C f'an nau ~lltlp m••

A II T'ht, bi t "4-,,. ( """ •tu• ,-11, la lJ) •hoi•r1.,p >vo.r ~,rial• l l o,, MJt 111,..,1 14 t,,.. b'¥•P 1111!

'l',a lflfbl arw Q It Q ! I ban• l,v JI a rt. ........ .-alv• J\.iln• l'\a

r«ll't dy ,..,.r,.._.,f in 'Wlr,,I"• w, .. 11.IJ • ),ut T • an,w,t ,..,.....[ • • l'IJ' ,,tbt-r "'"'u," 6\"N: &Qt. U"!,- J l!J'W' It fr,.t,) """'I ~t!O'Q •n.. ~ UGh la ffl(>a1 rr ttl!al a1 tJ "'' t "1-1!11 ·•••fl,l!t .. In and trUt nt h.1 '"" 1 nl. '1r .. ,rl• I la lJ(I '"'n __ ,., au

A 1: R~~ (hr •1- "f l'iiur r I tf• l'l eall, "1fl'!l1 U \,-.w at' It t ;rll;t ll""· It) npe1'1--mr,1l ~ I \\J,at .a tt..,. ,oth'rl n•• IIAU•l"J' -.ull~

...... t1w .,~, .. ti•t•~Wl'l r ... us .. tlt • lhl'I. nh, k.o-ll'IArU tHnut 1qo11 ,-al\,•?

A I n.-r,_..,.,,, t:!1 t 111,d Af, ,1,lp f,1, ,,_. t.-r«tot ah41 to ~ttlt. ft,r thP JH••lltt ..-al_.,. FIN .,.. 1111lnc .,.. tC ul-.-n H ••110 amphllorn W.mJd I nt>lain eNe.trr "oh,~ 1,., !lttl"c all lltOI ,ir )1 liar.I T"• ,,.·~T

,\ I I ..,.11, ~a,,n.ot a,hi• t• d.t111a 14'l, f1rt tl,.ls pt ~••r•lH""" ¥tol h M alru111 i,n r•r.r. rt,.. •Y •• r,al, • hllw it,., ,.1,o,i tnr" nur u •rl'I II ,a,,I• •••J' MJ' Ntth-111• .. f'ff7 d•tfrwt whria Ui. s-n-, 11....,. ., lal\ ,. rJr.lJlil', lout dm· tty thtr 1 ,.,,.,, h • I ,...-,.,._ • bpunc 14\lnd • •1 h h 111 l'lklft a, In •IIOI tin, ,,......1.,...nx 1-afl na 1 f.,.••• .,.,. tu,.- 1 99•,,_....,• 1w oooloW I s,11.•)..t •tal4!' that ftlJ' Ml h • IWD•••ta.hlf

It 1 '11111 M II ur, illffl I• maUl!f' , .. 1,'i""'.__.. 1 41 I ,.W'.'l'l~t I at ')'1 •nt'1 'JUI' ... , at •I nrht ·h•l .. h 1'1 po•· .. r fft8 t 1

J ~ t.N,1,il ~,,tn..-, I.I 1 I •m lhu,~ 1r,~• of • t•r111• m1' wt

• I am U l•>cil"'I •hi h .. 1 to tn:iUI 1•a.,1 .. 1.-11 n,.,. •hkl •ill 1.,. Jh• ~•11-r Hl to ns.l.11 coMl,J rh,~ toi,e ar,,J r• "#• 1h,, 1Jr1,wnl1t:$ t'ra.b •·1nir Ve.h-..- or ltll" Nf'f4ttr.,.jyrw r ,. \: ah,. 1 wt111l.i1 u•~ 10 ""'" •• s.,., 7..i11lar11I jf ~l•l'" CA'I 1i1h•r "f lh.,.. •bl be, rea,,ht altlJ f'tJM,C-tNI 1-, do 1h11?

,\_ 1. I 11m afr»ltl th111 h '9 lffll••ll.S-ar.10t.-r t\-.11 ,alk'tllntl.- Hf'11n,- it ,. 111, .. ..-~ I Pll 1h,,. nt



Pagf Fifty.four

Th, R. II. A Ill

IL O. A. Btt~eaua a.n· &upphed: •b..oh1t.-l) rompl{'le h, all d~tall._

WIRELESS WEElllLY D~ember 10, 192d.

Jl FROM 15/- DEPOSIT

THERE iR no longer any r~a~un why the splendid enterta,nm.,m 1>rovidetl bv our BroadcaRting Stations need be denit>d to anybody.

An R. D. A. Receiver which ,s a guaruntood prorluct and which eml,odie, every modern fnctor ~,sen~lul to J•erfect r11dio rrprotluction, may be had tor a \"cry ~mall depo,-it-lh~ \.In.lance to be pnid on our well-known eu~i Jlaymenr sy,tcm.

_ Ali R. D. A. Receiver i~ nol only a highly ~ffic1cnt BrondcaAt Jteceiver, but ns will he seen from the illustration on thi s page, it is an article of furniture that enhanre~ the beauty or lhe home.

The H.. D. A. Standard ~tutrodyne

CALL, TELEPHONE OR WRITE

RADIO 29 RoynJ Arcade

(Near Pnlnce Theatre)

O~n Fridal Nights

DISTRIBU TORS )IA 1790 MA 1714 10a Victoria Arcade

I Opp. Hotel Australia).



~mber lU. 1926. w1aELESS WEEltLT

The Congestion of t/,e Lo'1Rler Wave 'Bands demands that you should use the-

CJ\{_ e W C/{_adiokes Circloids

Thti IUeAL Uahanttd t ·ouphnx lndut"• tanc,• ror all Radw t-'re,qu.t.ni:,t \\ orlr..

Th.e Radiok:e,. Cln:.01d ,hmtnalH a11mal 1.•ncrao" pu.·li,",-. Um.It• t. 11-TI RrcfflL ~•

s,~iWJ Tb" t:.dttcsT • 11 \,. .-..& tQ aouW.r T-«h•

nloJ HJ ToPka,I .Artldel "' lnWJ'NC W ,\11•lnlla11 J:a.,..r1m.-at.1-n- ,\ 11 tir,uu,iicrlpt,i aftolt II •U•tlofMI at" ""11L •l tlw at1tbnt''• r-1d ~i1,t .i,h_,.h tt,., en.frat an •lll ..., tali:a,n lO rwf11-'"4 11,_.,,ltat>. • mattn Hf ll/llfQa• ,,.ntad b, :1•-11tni,tl tlt,a &UtM tacno, Mee,, ""'°''' 1 blUI)' for- lb 111fr r.ti,ir,1,

8v:bl.nir,t.k,n t•b• -Tw"1" lftDM.NI fU ....... 1J jQI frw ~I, lifll'ftlf'H 11'1 ta-1 I J ,-»t trH :-1J1•l• "Pl• J4 f'M"h. or r,o• t rrw .td. Suhttr,-ptiOM ffln1d ..... lr--..1 Li,1 Wir.-tn.t :-;.,.._,_Ptn LW .• 11 C...tl,.,-..11slt ffl,...t. tl)dllf'J

A..t •rd•l•I' -011t .a1h.-nl.!!lftC 1'¥1•tMl'•II.•• U.-• .. -t"4 ln C-•• 1011 b wltb lld.-.rtbflT't a d tw .. fW'A 1, •• a.11 um• to llltrPIJ lftf4t 111.11tfon. irc•r f'rni11s •d....-rtiam.-.

Ar"nh la Gr .. at R~t.a a. 'nl• C



Pn,ro Fifty-abi: WIRELESS WEEltLT Il1!camber 10, 192ij.

i .. ·••· .. ··· ...... , ... 1,.,.,. ................................. _ , .. , ................. . .. ......... ,,_,..., .... , ................... ,,,,,,.1,•••••••••1••• .. ••• .. • .. "'"'''''''"'ll'""''"''''"•+'"'"'"] i

I i ' ! i I I I I i ; i i

I i NOfl. ll.E.fDY roll. $,Ill; i i

£.,,e,, 1/,c pQOrnl Recti>er ..,.;,/, its l,ar,I, reprod11c1ion can be co,n rrrrd 11110 a me/IQ,. -to11cd m11sicol instr,,.

mn,I 111th tire IICIO'

MACLURCAN TONE PURIFIER AND STATIC REDUCER

t,,.·u mar~ di.Jtorted mtt.!ic Att E,nmc.o Product

Price, 21/· 111111 -1 MO.W'.l' 8./(K GU-IRANTEE

I !

CHAS. D. MACLVRCAN PRATTEN BU/WING, JAMIESON ST., SYDNlff ! !

Mum,(u



..-1>a 10, ine. Wlll&Laas WEEltL1'

.. ,- ------·····-"""--"-" ····--··•-··"-· .. .. ,, ___ , ___ .,,_, ___________ ,,,, .. ___ !

l

I

I

I

Som" o( 1he replncmi: the old typo of socket In> our M:l "Ith the Ben-jamm Cle-Ra-Tone "Push" T> pe Socket, you Jl()•tl I\ t'ly ehmmatc tube Jar and resultant microphonk not•l!ll

No. 9049 ln w ithoul lower mounting ha c and is inlcmled for direct panel mount ng, They Include ., drilltng template and Coor macliine Krew •'ith nuta for attad1111g.

167-9 QnHn Scre.c. !\.fdbowcw

fll.,.l'rlplion.

No. !lOIO with n1011nlmg hase. Price 6/-

No, 904:1 without lllOIIIIIIDg WC (for direct mountmg to 1/8 mch pnnel), Prire • 3 6

The flenJamm Self l5upportmg BrackN~ arc, designed for u•n with anb-pnn~ls and nrc of such rlrrth that all v.iring 1111d 01ountmg of 11mall radio parts can ho don underneath the aub-pnnel, ther.,by dccrca!!tng the hazard of short drculting and blowing of tuLea. Brackets are 111tend,>d to ba nttache



WIR E LESS WEEKLY December 10, 1926. _:

A Good Loud Speaker is the only kind worth harving

A p,ior loud speaker will ruin olhenvise good rudiu rception.

The "cry llnish :u1tl nppc:mince of TIIE RADIOLUX AMPLION are lhe out-\\ ,ml signs of ila imcPrnir1~ con,lructor

REJIEMBER !

Dehm

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The wireless weekly : the hundred per cent Australian radio journal · 2019. 7. 18. · The...

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