perhaps without drilling holes in teh rig one could modify the morse key 
jack to provide power for such a device?


On 19/03/2008 12:37 AM, the old scribe known as Martin McCormick was 
able to impart this pearl of wisdom:
> 	One thing I saw on an old Heath Kit Warier linear which
> had been outfitted with an audio tuning device was a
> quarter-inch stereo headphone jack on the rear of the chassis.
> Somebody had run coax designed for balanced audio service from
> the stereo jack to the two contacts of the meter on the front
> pannel.
> 
> 	This would be a good way to do the modification.
> 
> 	Balanced-line audio coax has 3 conductors. There is the
> shield plus two center wires instead of 1. One would want to
> route it so that it is as far away from the high-power RF
> circuitry as possible so one doesn't induce RFI in to the
> tone oscillator or the meter, itself.
> 
> 	It is likely that both sides of the meter are above
> ground, hince the balanced coax.
> 
> 	Of course two runs of regular coax would also work.
> 
> Martin McCormick WB5AGZ  Stillwater, OK 
> Systems Engineer
> OSU Information Technology Department Network Operations Group
> Walt Sebastian writes:
>> Hi Shaun,
>> It seems to me, back in the olden days when I had a Kenwood TS520, I could 
>> go about 50 to 60 KHz before I  tuned up.  I am sure other people tuned up 
>> sooner than that.
>>
>> Walt
>> WA4QXT
>> New London CT
>> [log in to unmask] 
>>
> 
> 
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