[Elecraft] K3: defective ant.relay?

[Val]

Rick,

This usually happens when the cable between the computer and K3 gets some 
HF. Have you tried some turns on a ferrite ring or a clamp?

73 Val LZ1VB


> My K3 (ser.no. 2994) has suddenly started behaving strangely: When 
> CW-keyed
> by N1MM (and sometime also by Logger 32's CW-machine, but not as often!) 
> the
> TX goes "brrrrr...." (TX interrupted 100 times/second). Now lately, the RX
> seems to go dead (no signal in) until I activate the key.   Do I have 
> dirty
> ant-relay contacts? Must the relay be changed?
> Rick OZ5RM