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Re: Topband: Detuning Relay Flyback Diode

To: topband@contesting.com
Subject: Re: Topband: Detuning Relay Flyback Diode
From: Mike Waters <mikewate@gmail.com>
Date: Sun, 24 Dec 2017 09:52:13 -0600
List-post: <mailto:topband@contesting.com>
What's wrong with using an MOV across the coil, with a .1 uf capacitor in
parallel with it? That's what I do. The relay opens almost instantly when
the coil is de-energized.

The value of the MOV should be a few volts above the coil voltage. For
example, an 18 volt MOV for a 12 volt coil.

73, Mike
www.w0btu.com
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