[ICOM] 751A

Jim Vohland n9vo at hotmail.com
Sat Jan 7 12:30:53 EST 2006


Tested mine and it is clean.


>From: "W7RY" <w7ry at centurytel.net>
>Reply-To: ICOM Reflector <icom at mailman.qth.net>
>To: "'ICOM Reflector'" <icom at mailman.qth.net>
>Subject: RE: [ICOM] 751A
>Date: Sat, 7 Jan 2006 08:46:39 -0800
>
>Or you have a decoupling cap on the DC supply to the audio section, or
>the PLL section.
>
>I don't recall either of mine doing that. Try the easy stuff first as
>Gary suggests.
>
>73
>Jim W7RY
>
>
>-----Original Message-----
>From: icom-bounces at mailman.qth.net [mailto:icom-bounces at mailman.qth.net]
>On Behalf Of Gary Fiber
>Sent: Saturday, January 07, 2006 8:14 AM
>To: ICOM Reflector
>Subject: Re: [ICOM] 751A
>
>Eddy,
>
>I think thats the LPL Loop resetting. I don't remember if it is so
>pronounced so you can hear it but I had that question a few times
>while I worked at Icom.
>Might be the loop is on the edge and resetting the loop voltage might
>take care of the issue.
>
>Gary K8IZ
>
>At 07:18 AM 1/7/2006, you wrote:
> >Anyone With a 751A...
> >
> >If you get the chance, try something for me...
> >
> >Turn your volume control completely counterclockwise (i.e. maximum
> >quiet) --- now, with headphones on & plugged into the rig, turn the
> >frequency select/tuning knob...the mode/band/VFO source/etc. doesn't
>matter.
> >
> >Do you hear it, too...? A kinda "clickety-clickety" sound, or
> >ratchet effect, every 10-Hz.
> >
> >Is that normal...? Sometimes I notice it more than others, but then
> >I have tinitus, too...
> >
> >Comments...?
> >
> >Thanks, & vy
> >
> >~73!~ Eddy VE3CUI - VE3XZ
> >----
> >Your Moderator: Dick Flanagan K7VC, icom-owner at mailman.qth.net
> >Icom Users Net: Sundays, 1700Z, 14.316 MHz
> >Icom FAQ: http://www.qsl.net/icom/
>
>Gary Fiber K8IZ
>GROL PG-19-6691
>Washington State Resident
>
>
>----
>Your Moderator: Dick Flanagan K7VC, icom-owner at mailman.qth.net
>Icom Users Net: Sundays, 1700Z, 14.316 MHz
>Icom FAQ: http://www.qsl.net/icom/
>
>----
>Your Moderator: Dick Flanagan K7VC, icom-owner at mailman.qth.net
>Icom Users Net: Sundays, 1700Z, 14.316 MHz
>Icom FAQ: http://www.qsl.net/icom/

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