[ICOM] IC 756 radio to amplifier relay schematic

JohnD wm7a at cox.net
Sat Jan 22 22:19:33 EST 2005


The coil is 120V, 25ma if I remember right. The 100 ohm series resistor
limits the discharge current of the .02uf cap that is across the input of
the SB220.

---Original Message-----
From: icom-bounces at mailman.qth.net
[mailto:icom-bounces at mailman.qth.net]On Behalf Of Greg Mijal
Sent: Saturday, January 22, 2005 5:24 PM
To: ICOM Reflector
Subject: Re: [ICOM] IC 756 radio to amplifier relay schematic


Hi John:
Thank you!
What is the coil current rating of that reed relay in your sb 220 set up?
Thanks
Greg
WA7LYO

----- Original Message -----
From: "JohnD" <wm7a at cox.net>
To: "ICOM Reflector" <icom at mailman.qth.net>
Sent: Saturday, January 22, 2005 5:17 PM
Subject: RE: [ICOM] IC 756 radio to amplifier relay schematic


> Greg,
>
> Here is the one on my website. I am sure there are others.
>
> http://members.cox.net/wm7a/Images/SB220%20key%20interface.jpg
>
> John DeRuiter, WM7A
> http://members.cox.net/wm7a/
>
> -----Original Message-----
> From: icom-bounces at mailman.qth.net
> [mailto:icom-bounces at mailman.qth.net]On Behalf Of Greg Mijal
> Sent: Saturday, January 22, 2005 3:57 PM
> To: ICOM Reflector
> Subject: [ICOM] IC 756 radio to amplifier relay schematic
>
>
> Can someone point me to where I can get a schematic to make a relay
control
> to interface between my IC 756 and my SB 220?
> Thank you
> Greg
> WA7LYO
> in sunny Feenix
>
> ----
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>
>
> ----
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> Win a new Icom IC-756 PRO III and help QSL/QTH.net
> Details at: http://mailman.qth.net/
----
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Win a new Icom IC-756 PRO III and help QSL/QTH.net
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