User Tools

Site Tools


Key KM3000/KM4000

The Key KM3000 / KM4000 is a VHF mobile transceiver available for £20 + postage from TVRG (contact Chris G4CCC -

The KM3000/4000 are both similar but the 4000 was a result of some components becoming obsolete. These are set to TVRG for 15W RF output but are capable of 25W, but for amateur voice conversations they may get a bit hot at this power level.

Operating instructions

PDF with info on modifying these radios for packet Thanks G4KWT

Key programming software

Key programming notes

packet/key-radio-km3000-km4000.txt · Last modified: 2023/04/10 16:04 by m0lte