[Amps] AL-1200 Current Limit Relay Noise

[Fern Rivard]

That almost sounds like a dc relay trying to operate with ac source or 
with too much ripple on dc supply or maybe the voltage on that source 
has deteriated and is way too low.   Fern


----- Original Message ----- 
From: "Ken, KA0W" <cw at ka0w.com>
To: <amps at contesting.com>
Sent: Friday, November 03, 2006 8:07 AM
Subject: [Amps] AL-1200 Current Limit Relay Noise


> Hello!
>
> Anyone know what causes the filter cap current
> limiting relay / 20 ohm resistor combo (RLY3) to sound
> off in an Ameritron AL-1200? Continuous buzz / rattle
> type sound. Can be silenced by putting pressure on
> relay, but noise returns. Noise is louder than the
> blower. Common problem? Perhaps characterisitc of a
> low cost relay.
>
> Thank you,
>
> Ken, KA0W
>
>
> _______________________________________________
> Amps mailing list
> Amps at contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
>
>
> -- 
> No virus found in this incoming message.
> Checked by AVG Free Edition.
> Version: 7.1.409 / Virus Database: 268.13.23/513 - Release Date: 
> 11/2/2006
>
>