Automatic CW keyer, 4-channel sequencer and simple computer interface for PTT switching and CW manipulation.
Non-categorized developments located here.
This sequencer is designed for CO-OP work with VHF radio equipment including transceiver, PA and LNA. The main device’s assignment – ensure the inclusion order of devices listed above with correct order and delays. The circuit solution basis was taken from W6PQL. Some changes were applied to the scheme. This changes allow to use the …