[Elecraft] K3 rig control with RS-232 does not work with 'cold' radio

[wayne burdick]

Sounds like a problem with the negative-voltage generator for the RS232 
driver. Please contact customer support for a replacement KIO3 module, 
and return the old one if you don't mind.

73,
Wayne
N6KR

LB3SA wrote:

>
> I have a K3 with all modules except transverter interface. The radio 
> does
> not communicate with the PC (or Mac) before it has been on for about 45
> minutes - consistently. I turn on one of my rig control/logging 
> programs
> or K3 utility right after the radio is turned on. Without touching
> anything the communication does not start to work before the radio has
> been on for between 30 and 45 minutes.

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