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contd ideas

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HB9KNS 2018-06-21 18:26:29 +02:00
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commit fc4251b6d8
1 changed files with 4 additions and 3 deletions
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@ -4,12 +4,13 @@
low-power cw transceiver
- 432000..432400 kHz
- 432000..432400 kHz (?)
- headphone jack, loudspeaker optional (low sound quality ok)
- direct keying, elbug circuit optional (mechanical switch)
- working on 5..12 V, optimized for 5 V (USB)
- output pwr: min 0.1 W, optional 0.5 and 2 W
- LCD display with mechanical backlight switch
- LCD display with mechanical backlight switch (?)
- mechanical off/volume knob
- mechanical or electronic (eg 100 Hz steps) BFO
- direct conversion or BFO (mechanical/electronic 100 Hz steps)
- power save mode 100/30/10/3% with variable squelch (trimmer?)
- beacon mode: call sign transmission unless squelch open, pause