- improved polarity reversal protection (bypass D13)
- keyer, using SKC and an additional 78L05
- integrated LED frequency counter (with on/off switch)
- integrated LED SWR bridge
- integrated antenna tuner (z-match or L-network?)
- output power pot
- vernier reduction tuning pot
- trail-friendly box
- tuning pot
- RF gain control
- keyer button
- SWR LED
- counter's LED and switch
- power switch
- antenna BNC connector
- power plug
- key, probably on the LHS
- headphones, probably on the RHS
I keep on dreaming...
1 comment:
Update on the tuner. To keep things light and simple I'll include a tuner for End Fed Half Wave antenna, with a switch to a more common 50 ohm output.
That tuner is just a transformer with a variable capacitor, and a T50-2 toroid will do.
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