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Re: [TenTec] non qsk amp

To: <geraldj@weather.net>, "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
Subject: Re: [TenTec] non qsk amp
From: "Phil Chambley Sr." <k4dpk@comcast.net>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Sat, 25 Dec 2010 09:40:34 -0500
List-post: <tentec@contesting.com">mailto:tentec@contesting.com>
On the 544, I'd change R-11 from 680 ohms to 4700 ohms, or C-3 from 33 to 47 
ufd.  Not both.

As Jerry said, on R-35, you can cut the ground foil run and bridge the gap 
with a 4700 ohm.

These resistors can be 1/4 watt.

That should get you close.

Merry Christmas everyone!

Phil C. Sr.
k4dpk

----- Original Message ----- 
From: "Dr. Gerald N. Johnson" <geraldj@weather.net>
To: <tentec@contesting.com>
Sent: Friday, December 24, 2010 10:06 PM
Subject: Re: [TenTec] non qsk amp


> On the Corsair II control board, it looks like increase C6 or R12
> preferably R35 better than R12. C6 is 33 mfd, R35 is a 10K pot. Don't
> have anything on hand for the 544, but its probably similar.
>
> 73, Jerry, K0CQ
>
> On 12/24/2010 8:19 PM, k8bbm@srt.com wrote:
>> hi, using 544, corsair II - want to key an old amp - NCL2000 - but the 
>> delay adjustment for CW in the rigs has narrow range - I would like to 
>> slow the relay down a bit more..... suggestions to change circuitry for 
>> delay of relay??
>> thanks
>> dave nd0cw
>> nd0cw@srt.com
>>
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