[Yaesu] FT1000D Intermittant receiver

[James Colville]

Does it occur on all bands? Or just one?

You may also want to check the antenna tuner bypass relay.

73
Jim W7RY



On Thu, Feb 18, 2010 at 12:55 PM, Dave Maley <dgmaley at commspeed.net> wrote:

> John;
>
> There is an extremely small reed relay, I believe, on the lo-pass filter
> board.  The transmitter gets switched by a pin diode.  Rarely do I hear of
> them going bad by getting intermittant.  They tend to stick closed, then
> burn up the front-end next time you transmitt.  I suppose it could.  Try
> switching bandwidth and see if a filter socket is bad first.  Good
> hunting.
> Dave
> WA0ZZG
>
>
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> >    1. FT1000D (John Barber GW4SKA)
> >    2. Re: FT1000D (James Colville)
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> >
> > ----------------------------------------------------------------------
> >
> > Message: 1
> > Date: Thu, 18 Feb 2010 14:59:47 -0000
> > From: "John Barber GW4SKA" <ska at bartg.org.uk>
> > Subject: [Yaesu] FT1000D
> > To: <yaesu at contesting.com>
> > Message-ID: <5B2F656426F44DCA9D179A16D45CFC0E at Shack>
> > Content-Type: text/plain; format=flowed; charset="iso-8859-1";
> >       reply-type=original
> >
> > One of my FT1000Ds has an intermittent receive fault. The gain drops by
> > 60db
> > or more when dekeyed. It will come back to full gain maybe after the next
> > TX/RX or maybe not for some time.
> >
> > Relay contacts? Any guidance would be appreciated.
> >
> > Thanks,
> >
> > John GW4SKA
> >
> >
> >
> >
> >
> > ------------------------------
> >
> > Message: 2
> > Date: Thu, 18 Feb 2010 07:32:20 -0800
> > From: James Colville <jimw7ry at gmail.com>
> > Subject: Re: [Yaesu] FT1000D
> > To: John Barber GW4SKA <ska at bartg.org.uk>
> > Cc: yaesu at contesting.com
> > Message-ID:
> >       <f04018a61002180732t6105cce1w3af1f50703e1ab99 at mail.gmail.com>
> > Content-Type: text/plain; charset=ISO-8859-1
> >
> > The FT-1000 uses a reed relay for T/R switching.
> >
> > 73
> > Jim W7RY
> >
> >
> >
> >
> > On Thu, Feb 18, 2010 at 6:59 AM, John Barber GW4SKA
> > <ska at bartg.org.uk>wrote:
> >
> >> One of my FT1000Ds has an intermittent receive fault. The gain drops by
> >> 60db
> >> or more when dekeyed. It will come back to full gain maybe after the
> >> next
> >> TX/RX or maybe not for some time.
> >>
> >> Relay contacts? Any guidance would be appreciated.
> >>
> >> Thanks,
> >>
> >> John GW4SKA
> >>
> >>
> >>
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> > End of Yaesu Digest, Vol 86, Issue 9
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