[1000mp] Humm

[Bill Gillenwater]

I had a similar problem, the only way I got rid of the AC hum was to not use 
the phone patch output with various audio devices.

73 Bill
----- Original Message ----- 
From: "Stu Ritter" <ritter at privatei.com>
To: "All about Yaesu 1000mp" <1000mp at mailman.qth.net>
Sent: Saturday, September 19, 2009 5:59 PM
Subject: Re: [1000mp] Humm


>
>
>> Hello,
>>
>> Try disconnecting your plugs for your digital modes and then see if
>> the
>> humm goes away on transmit, bet it does!  Ground loops anyone??
>>
>> Douglas
>
> You got it Douglas.
> I just finished pulling and putting everything plugged into the
> radio and it was the Buxcomm Rascal TX line plugged into
> the phone patch RCA connector that was causing the humm.
> Any suggestions on how to get rid of it?
>
> Stu
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