The 100 watts is not input, should be rf carrier out.
73
Butch
WA0VJR
Node 3148
Wallace, ks.
On Sun, 22 Nov 2015,
Pat Byrne wrote:
> Tom,
> Unless I am way off base, the TS590 runs 100 watts final input - if
> that be so, 75 watts output wouldn't be bad. Or perhaps I am missing
> something here.
> Pat, K9JAU
> And the Kenwood power supply is probably rated 16 amps. continuous so
> you should be fine with it on the TS590.At 03:04 PM 11/22/2015, you wrote:
>> Hello, everyone.
>>
>>
>>
>> I think I'm becoming more and more convinced that something might be going
>> wrong with the trusty Astron RS35 linear power supply that I have been using
>> here in the home shack for the past 18 years.
>>
>>
>>
>> Today, I had my XYL check the meters on the supply when keying up in RTTY
>> mode with 100 watts with my TS590, and the meters on the supply read 14
>> volts, with only a draw of 11 amps. I did this on a frequency for which my
>> DXCC antenna is resonant on 40 meters. My SWR was 1.0 to 1, both according
>> to the TW1 and the meter on the TS590. I then checked my output power
>> reading. According to the TW1, it was 57 watts, and according to the TS590
>> meter, the output power was 75 watts.
>>
>>
>>
>> After our lenghthy discussions several weeks ago, when I noticed output
>> power problems with my TMV71A, I tried my best to clean all DC power
>> connections.
>>
>>
>>
>>
>>
>> My next step will be to try another power supply, just to see if that makes
>> a difference, which brings up a question.
>>
>>
>>
>> Does anyone on list have a Kenwood PS53 power supply? I obtained this
>> supply from an estate sale several years ago, and I think it is meant to be
>> used with the Kenwood TS570, which I also obtained at that time.
>>
>>
>>
>> I had my XYL check the power draw ratings on the supply, and she told me it
>> says 16 amps. This seems a bit low to me, and may not be adequate for the
>> TS590 on the full 100 watts.
>>
>>
>>
>> If anyone has accurate power draw ratings, or an accessible manual for the
>> PS53 supply, I'd appreciate the additional info.
>>
>>
>>
>> I'm hoping to do some further experimenting with all of this during the
>> upcoming Thanksgiving break.
>>
>>
>>
>> Tom Behler: KB8TYJ
>>
>>
>
>
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