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2 Party Morse Buzzer / Trainer

Date post: 11-Jan-2016
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2 Party Morse Buzzer / Trainer. Talk at the Singapore Amateur Radio Transmission Society on 27 Jan 2011 by Jeff NK Yeo 9V1AS. Filename: BB249B.ppt. What is it?. When used as a stand alone board, it is a morse key tone generator - PowerPoint PPT Presentation
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2 Party Morse Buzzer / Trainer Talk at the Singapore Amateur Radio Transmission Society on 27 Jan 2011 by Jeff NK Yeo 9V1AS Filename: BB249B.ppt
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Page 1: 2 Party Morse Buzzer / Trainer

2 Party Morse Buzzer / Trainer

Talk at the Singapore Amateur Radio Transmission Society on

27 Jan 2011 by Jeff NK Yeo 9V1AS

Filename: BB249B.ppt

Page 2: 2 Party Morse Buzzer / Trainer

What is it?

When used as a stand alone board, it is a morse key tone generator

When connected to another similar board, it may be used as a 2 party morse trainer, simulating CW TX and RX without transceivers

Page 3: 2 Party Morse Buzzer / Trainer

Schematic of one channel

Page 4: 2 Party Morse Buzzer / Trainer

How to connect 2 channels to make a trainer

Page 5: 2 Party Morse Buzzer / Trainer

You will need this to assemble the board

Page 6: 2 Party Morse Buzzer / Trainer

You will need this to assemble the board

Page 7: 2 Party Morse Buzzer / Trainer

Hardware is quite easily built

Page 8: 2 Party Morse Buzzer / Trainer

Usage example...

Page 9: 2 Party Morse Buzzer / Trainer

Thanks for the QSO!


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