[Kenwood] TS-850 low SSB power out

Wed, 18 Feb 2004 12:35:35 -0600

1. Are you using a peak reading meter??? What brand??
2. How much power does it put out in CW mode??
3. In CW mode how much power is there when the ALC first moves??

Clif Holland, KA5IPF
AVVid
Authorized Kenwood and Icom Service Center
816 W Shady Grove Rd
Irving, TX 75060

www.avvid.com

1-800-214-5779
972-870-0630 (Local)
----- Original Message ----- 
From: "Rob Atkinson, K5UJ" <[email protected]>
To: <[email protected]>
Cc: <[email protected]>
Sent: Wednesday, February 18, 2004 9:23 AM
Subject: [Kenwood] TS-850 low SSB power out

> Hi folks,
>
> I am sure this topic has come up before and I apologize in advance but the
> kenwood archives lack a search engine.  I am a new owner of an 850 and am
> new to Kenwood amateur gear in general so I'm in learning mode.
>
> My 850 on sideband won't peak out at more than around 60 watts before the
> ALC kicks in.  Normally this would not be a big deal except that I drive a
> grounded grid cathode driven pair of 3-500s and as anyone with such an amp
> knows, it needs more ooomph from the exciter than the ceramic tube screen
> driven amps do.  Around 100 or a little more watts would be nice in order
to
> hit 1.2 kw when I need to.  I've checked the feedlines and made sure it's
> not folding back due to a swr problem, so it looks like the next thing to
> try is to go in to the trimpot no. 7 on the tx board and try to dial back
> the ALC a bit.  I just wanted to check here to find out how common a
problem
> this is, and if I am on the right track.  I have the service manual with
the
> ALC adj. portion and it does not seem to be too tricky.
>
> tnx vy much & 73
>
> Rob Atkinson
> K5UJ
> [email protected]
>
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