• You can now help support WorldwideDX when you shop on Amazon at no additional cost to you! Simply follow this Shop on Amazon link first and a portion of any purchase is sent to WorldwideDX to help with site costs.

Reply to thread

I must admit I like the idea of using a transistor to switch the bias on from the original keying circuit rather than adding another relay. Good job.


PS: The poster before you forgot to RF bypass the diode with a capacitor on his bias mod.