[Elecraft] Driving an external amp with base K2

[Gregg R. Lengling]

It's easy enough to create one and put a switch in to turn the sense circuit 
on and off.  I've done this on many amps, especially on VHF/UHF amps to cure 
this SSB problem.

Gregg R. Lengling, W9DHI, Un-Retired
K2/100 SN 3075
http://www.milwaukeehdtv.org

----- Original Message ----- 
From: "Bill Allen" <wallenpb at earthlink.net>
To: <elecraft at mailman.qth.net>
Sent: Tuesday, November 15, 2005 1:30 PM
Subject: Re: [Elecraft] Driving an external amp with base K2


> To the best of my knowledge, the amp does not have an external keying line 
> available.
>
> 73,
> Bill - WA5PB
>
> -----Original Message-----
> From: "Gregg R. Lengling" <w9dhi at wi.rr.com>
> Sent: Nov 15, 2005 1:24 PM
> To: Bill Allen <wallenpb at earthlink.net>, elecraft at mailman.qth.net
> Subject: Re: [Elecraft] Driving an external amp with base K2
>
> Why don't you use a manual keying line instead of using the rf sampling
> keying.
>
> Gregg R. Lengling, W9DHI, Un-Retired
> K2/100 SN 3075
> http://www.milwaukeehdtv.org
>
> ----- Original Message ----- 
> From: "Bill Allen" <wallenpb at earthlink.net>
> To: <elecraft at mailman.qth.net>
> Sent: Tuesday, November 15, 2005 1:21 PM
> Subject: [Elecraft] Driving an external amp with base K2
>
>
>>
>> I am trying to drive an external amp, 300W amp, with my base QRP K2.  The
>> issue I am having is that during SSB mode transmissions, the amp's T/R
>> switch often opens and closes between the sylables of some words.  Is
>> there an adjustment I can make in the K2 to help lessen this?  Otherwise,
>> it seems to working well.  Also, when working with such an amp with CW,
>> should it be set for AM mode?
>>
>> 73,
>> Bill - WA5PB
>>
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