Is the D7 amp the same one that was in a few years ago and got pulled when
the tube was NLA? Now that its available again, at $1200, what is the
purpose except as a showcase for the author?
Carl
KM1H
----- Original Message -----
From: "Roger (sub1)" <sub1@rogerhalstead.com>
To: <amps@contesting.com>
Sent: Friday, November 12, 2010 9:40 PM
Subject: Re: [Amps] 2010 ARRL Handbook
> On 11/12/2010 7:52 PM, Hsu wrote:
>> What new article about RF amplifier in handbook 2011?
>>
> They go through the design of an 8877 HF amp, have a construction
> article on the 3CX1500D7 HF amp (uses vacuum variables for tune and
> load), and IIRC the 4CX1600B 6-meter amp is the same as in the previous
> Handbook.
>
> 73
>
> Roger (K8RI).
>
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