• 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.
  • The Feb 2025 Radioddity Giveaway Results are In! Click Here to see who won!

Reply to thread

I've used an LM317 connected to the switched TX  8v in my Cobra 29,  a 220 ohm resistor and a 500 ohm pot as R1 and R2 which gives 1.25 volts - 4.00 volts  through a 470uH inductor connected to the gate.  I it set for 3.7v.