To: | <TexasRF@aol.com>, <amps@contesting.com>, <w2cqm@juno.com> |
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Subject: | Re: [Amps] Henry 3kA Choke input Pwr Supply Overvoltage Query |
From: | "Phil Clements" <philc@texascellnet.com> |
Date: | Fri, 18 Nov 2005 10:01:05 -0600 |
List-post: | <mailto:amps@contesting.com> |
> Subject: Re: [Amps] Henry 3kA Choke input Pwr Supply Overvoltage Query > > > Choke input filter type power supplies require a quite a bit of bleeder > current to prevent voltage soaring like you describe. You can find more > information about this in your handbook. I suggest you confirm that the > bleeder > resistor(s) are in good condition. > > 73/k5gw Amen, Gerald.... Most of the Henry power supplies I have owned/seen over the years use c. 80,000 ohms total bleeder resistance, usually 4-each, 20,000 ohm 100 watt units. (((73))) Phil, K5PC _______________________________________________ Amps mailing list Amps@contesting.com http://lists.contesting.com/mailman/listinfo/amps |
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