[Kenwood] TS 140s Power Adjust

Sun Mar 16 23:25:56 EDT 2014

...Ok, partner, many thanks, I'll give it a good look, sure need that
mod...73 Robert..
On Sun, Mar 16, 2014 at 10:17 PM, Tim <tim at ke4ke.com> wrote:
>> You can verify this, but it looks like you use pin 6 of the remote jack
> for the negative voltage input on the TS-140s.
>> So you set the power for 100 watts using the front panel control and then
> adjust the voltage from the 9 volt battery to get the power down to what
> you would like.
>>> Tim
> KE4KE
>>>>> On 03/16/2014 09:59 PM, Robert Rode wrote:
>> ...Tim, if you find that diagram, I sure wud like a copy,..Mine is about
> stuck full power..same thing, would like to run maybe qrp and at least
> about 50 watts or so,.. was this your idea ? thanks W9ESX?Robert
>>> On Sun, Mar 16, 2014 at 9:40 PM, Tim <tim at ke4ke.com> wrote:
>>> Yes!
>>>> Several years ago I had a TS-140s and I used a 9 volt battery and a
>> potentiometer, maybe 5 or 10k? into the ALC input. It worked great. See
>> what you can find on a search. I did find one thing, but have yet to find
>> the diagram. I may have it in a file somewhere.
>>>>>> Tim
>> KE4KE
>>>>>>>>>> On 03/16/2014 08:58 PM, JD Hill wrote:
>>>>> Hello, I imagine this has been thoroughly discussed at some point, but I
>>> am using a TS-140S as my main station, and I like to run mostly QRP levels
>>> 3-5 watts. My question is: Is there any way whatsoever to control the power
>>> output with or (modified) slide control? As I recall, it is a dual 1 k
>>> potentiometer, but they make lousy controls for this use.
>>>>>> Thank you and 73,
>>>>>> Jimmy D. Hill, W9JDH
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