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Re: [Amps] Gigavac GH1

To: Robert W5AJ <>
Subject: Re: [Amps] Gigavac GH1
From: Bob Darlington <>
Date: Fri, 10 Dec 2021 11:52:28 -0700
List-post: <>
They still sell them but no ham discount.  I bought 3 for a project a
couple years ago.  GH-1, not GH1.   This was the vendor with the  best
price I found at the time:

-Bob N3XKB

On Fri, Dec 10, 2021 at 11:32 AM Robert W5AJ <> wrote:

> Decades ago, Gigavac offered a GH1 HAM
> a vacuum relay with 12Vdc coil
> Of interest, today Gigavac offers a GH1 with 12Vdc coil (HAM doesn't appear
> in part#)
> Seems like easy replacement for decades old open frame relay on amp output
> Anyone else seen or used the GH1 for RF switching?
> TU
> 73 Robert W5AJ
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