Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
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Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
ALFASPID BIG RAK
• Double worm drive– High accuracy pointing - 1 Degree ( 0.5 )
• Antenna on top of Rotator– Able to take large antenna on top without
extra support bearing
• Will handle MonstIR by SteppIR
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
ALFASPID BIG RAK
• Pipe to Pipe mount– Ideal for side mount
• Quite self braking – ( Double worm )
• 360 degree + and – 180 degree
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
Normal 360- 180
or +540 from
North 0for
total of 720
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
ANNOUNCING
• ALFASPID BIG RAK• 12 – 36 VOLT• AC or DC • Torque (Preliminary )
– 12 Volts 2800 lb in– 18 Volts 3600 lb in– 24 Volts 4095 lb in– ~36 Volts 6500 lb in
• Tests on unit with 24 Volt motor, 36 volts may require external relays.
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
ALFASPID BIG RAK
• Able to pass coax thru the centre of rotator
• Non clam shell mount
• Up to 2.6 inch OD Pipe– Top and bottom
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
ALFASPID BIG RAK
• Low D.C. Voltage to rotator
• No special wiring
• Easy to remote power
• Long cable runs OK– i.e. 1900 Feet of # 22 for sense
• No fixed mount direction – Settable North or South
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
Comparison of BIG RAK and RAK
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
Controller
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
Controller Features
• Easy to Zero for North or South– Software resets zero point
• Adjustable calibration without reset– Able to adjust for antenna mast misalignment
• Settable high and low stop limits
• SIX adjustable presets with mouse control
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
Controller Features• Large Display
• Small foot print
• Stackable
• No transformer– No induced EMF to monitors or audio input lines
• RS232c interface– Specification on website for programmers
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
Controller Features• Able to set zero (180 degrees) at any point
– No need to physically mount rotator to North
• Able to adjust set point to compensate for antenna mount errors.
• 6 programming preset points
• Full 360 +and- 180 degrees (720)
Presentation AlfaSpid rotator Big RAK VE6OH (c) www.alfaradio.ca
Good DX
73