Description:
D-Labs new sequence keying PTT module for the Johnson Valiant transmitter. Features: 1. Safe keying voltage, approx 16vdc on mic switching contacts. 2. Sequence keying to eliminate Flashover effect. 3. CL60 Inrush current limiter in series with the Plate transformer primary. 4. AC snubber to reduce arching of 120vac relay contacts. 5. Fits in place of the original relay, no mods required. This video shows the detailed installation. Easy to follow line diagram provided via .jpg, e-mailed. If you want a module contact me. These will soon be on my website d-labelectronics.com
My shop specializes on vintage home stereo, amplifier, guitar amp, and Ham radio repair. If you have a unique project, contact me. see: d-labelectronics.com or look me up on Patreon. If you like this info and would like to throw D-lab a bone, see: buymeaglassofwine.com
See: https://www.patreon.com/c/dlab_electronics
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