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[AMPS] 50MHz 8877 amp. plate circuit

To: <amps@contesting.com>
Subject: [AMPS] 50MHz 8877 amp. plate circuit
From: rfamps@ic24.net (Steve Thompson)
Date: Wed, 10 May 2000 08:31:50 +0100

-----Original Message-----
From: Conrad Farlow <conrad.farlow@virgin.net>
To: amps@contesting.com <amps@contesting.com>
To: <amps@contesting.com>
Date: 10 May 2000 01:30
Subject: Re: [AMPS] 50MHz 8877 amp. plate circuit


>
>
>----- Original Message -----
>From: Phil Clements <philk5pc@tyler.net>
>To: Chris Tran GM3WOJ <gm3woj@talk21.com>; <amps@contesting.com>
>Sent: Monday, May 08, 2000 6:55 PM
>Subject: Re: [AMPS] 50MHz 8877 amp. plate circuit
>
>
>>
>> Hi Chris,
>> Duplicate the design at http://user.super.net.uk/~equinox/8877.html
>> I have used this design several times, and it worked every time.
>> The plate choke is very critical here...that may be messing up your
>> anode circuit.
>> Good luck!
>> (((73)))
>> Phil, K5PC
>
>I've copied this twice and its worked perfectly and the best input match
>I've ever seen.I used jennings Vac variables on tune and load and
everything
>worked perfectly.
>
>73 de Conrad G0RUZ
I couldn't access the original today - did it use a vacuum loading cap? I
fthat's the case, the one I'm trying to fix isn't a real copy and the
inductance in the loading cap might be the problem.

Thanks,

Steve



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