10-4 good buddy ! One nice thing about CB used SB-220's is that they can
be found cheap. The down side is cleaning out the nicotine, cockroaches
and other fine things.
73 Carl KM1H
On Sat, 5 Dec 1998 08:55:43 -0800 "Jim" <jdc@ieway.com> writes:
>Thought you would like to read how to add 10 meters to a SB-200 or
>SB-220
>
>I think you will get a kick out of this
>
>
>73, Jim W7RY
>
>
>-----Original Message-----
>From: Jim AH6OY <ah6oy@lava.net>
>To: Jim <jdc@ieway.com>
To: <amps@contesting.com>
>Date: Saturday, December 05, 1998 1:19 AM
>Subject: Re: [AMPS] Hl-2200 10 meter mod
>
>
> If you are finding a black box inside the unit it is what screws
>the amp up on ten. A friend KH7RS Rick has a sb200 that heath made and
>since I had the older model we were talking about the amps. He said
>the only thing he had to do was remove the black box. I can't recall
>the actual function but I believe it chokes the freqs around 10 out.
>From a lousy memory his words were it's so simple, all they did was
>put a little black box in the amp. Anyone could figure out how to get
>it on 11 meters or 10. Yours is a 220 and I'm not sure but if you are
>finding a black box connected in there that isn't a regular part of
>your tank circuit I'd take a big guess on it's value in your DX
>carrier on 10 meters. Standard parts in the tank are......... K If
>it's not a big cap, silver mica, or big coil it's history in my book
>or as I refered to it with a joke context. "Revalue" or what ever word
>I chose. Kind of a strange way to put it but I kind of don't know if
>you are a CBer using a ham call e-mail or what. Kick back and just
>look at the amp as a simple design of heathkit with generic parts. If
>any non standerd devices are in there just flip a coin. Not good
>advice at least by sound. Better yet talk to KJ6UK. I'm sure he would
>be able to give you the area it most likefully is. He worked
>electronics for a carier plus a big helper is he likes to run his 220
>on 40 meters. Good luck with your problem and I'm done jabbering
>enough to cover my week end I'll be spending on and off again in the
>field with the Army artillery. They always pick a contest week end
>this year so far to go to the field. I'm amazed. They must have QST or
>something. Concerning the rf choke device like the SB-200 I'd kind of
>bet they attached it to one of the band switch terminals and put it
>over to ground. But I'm not rich or anywhere near it so...... Good
>luck ! I hope you know what a silver mica is. Don't take one of those
>out.
> 73 Jim AH6OY
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