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Power Supply Question For My Icom

rockenranger

W9WDX Amateur Radio Club Member
Dec 17, 2011
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I really dont know where to post this so I am posting it here. If it in the wrong place would some one move it to the right place. Thanks.
So here is my question.
I was looking at my book for my icom 2200h. I was looking where is says power supply requirement. In the book it has 13.8+- 15%. Does that mean it will work on 11.73 -15.87 volts?
THANKS
 

yes that is exactly what it means. Personally I would not like to see nearly 16 volts on my rig. Some radios will not work well at 11.73 volts either however if tat is what the manufacturer specs then you should be good to go.
 
I have pyramid PS-36-KK thats is variable to 12-15 volts. Been running the Icom on a Astron rs-20a, but I am running so much off the Astron so I was thinking about putting Icom on the PS-36KK but didnt know if I could run it on the pyramid that goes from 12-15 volts
 
I have the same radio here,and I like it...personally I am running a power supply that is preset to 13.8 volts at 15 amps....

the radio has no issues with the supply and the supply just chugs right along

I would think if the radio will be " happy" with 12 or 13 volts why run any more
 
Most newer radios are powered by a -nominal- 12 vdc. The key word there is 'nominal', which means within limits, as long as it's sort of close. That typical 13.8 volt power supply is a 'nominal' 12 volt power supply.
The lower voltage given for any particular radio is the usual 'tip-off', don't go below that or things aren't guarantied to work 'nominally'. And naturally, don't go over the higher rating unless you enjoy fixing things.
For any 'critical' voltage requirement inside that radio there's usually a voltage regulation device which supplies it.
- 'Doc
 

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