[Amps] What Old Amp to Buy?

Jerry Muller k0tv at k0tv.com
Wed Mar 13 07:18:15 EDT 2013


You'd better make the following mods.

1) Install a filament choke. With no filament choke, the RF will sputter 
between cathode and filament and eventually short the two together.
2) Put a REAL blower on the tube. There's not enough cooling on the 8877 in 
the stock unit.

73, Jerry - K0TV



-----Original Message----- 
From: n8de at thepoint.net
Sent: Tuesday, March 12, 2013 7:40 AM
To: Pete Smith N4ZR
Cc: Amps at contesting.com
Subject: Re: [Amps] What Old Amp to Buy?

Pete,

If you can find a Dentron DTR-2000L in good condition .. or even a
Clipperton-L .. they make good 160m amps .. as long as you don't run
RTTY there.

Some guys on here will put those amps down, but, for the usual 'used'
price, they are a bargain.

Oh ... of you find a DTR-2000L that has NOT been retrofit to some
other tube, and you decide NOT to buy it, CALL ME, as I am interested!

73
Don
N8DE

Quoting Pete Smith N4ZR <n4zr at contesting.com>:

> With Dayton 2 months away, I'm pondering whether to try to buy an
> amplifier in the flea market, in order to add 160M QRO to my
> repertoire.  If you were looking, what would you be looking for?  Don't
> have bags of money, and am very happy with my SB-220, so maybe I should
> leave well-enough alone?
>
> What would you do?
>
> -- 
>
> 73, Pete N4ZR
> Check out the Reverse Beacon Network at
> http://reversebeacon.net,
> blog at reversebeacon.blogspot.com.
> For spots, please go to your favorite
> ARC V6 or VE7CC DX cluster node.
>
> _______________________________________________
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> Amps at contesting.com
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