"TRITON" (3t) Glowbugs Transceiver
Autodyne 1-V-2 RX
- pair of 6SL7 with neutralised XTAL in the regenerative circuit. First valve used as grounded-grid RF AMP and regenerative detector, second one - AF AMP.
Rock Bound QRP CW XMTR
- one half of 6SN7 acts as grounded-plate XTAL oscillator, another one - power amp with grounded grid, both cathode keyed. Output power is 1-2.5W depend tube and XTAL condition.
- Simple antenna circuit, without transmitter and TX/RX commutation. It's can be usable for standalone receiver.