Oh, I manage to fix a few radios for friends and folks from time to time. I
prefer the "big" radios as opposed to the tiny ones. I've spend most of my
life fixing electronic things and enjoy fixing the ones that other folks
give up on and deem them as being un-fix-able.
73
Bob, K4TAX
----- Original Message -----
From: "M P Haynes" <k4beh@juno.com>
To: <tentec@contesting.com>
Sent: Thursday, August 04, 2005 6:54 PM
Subject: Re: [TenTec] Paragon Problem Solving Info Needed
> Hi Bob,
>
> With troubleshooting skills like that you ought to get a job in
> electronics. HI HI !
>
> Pat, K4BEH
> -------------------------------------------------------------------------
> ---------------------------
> On Thu, 04 Aug 2005 08:06:42 -0500 Robert & Linda McGraw K4TAX
> <RMcGraw@Blomand.Net> writes:
>> Problem solved. Bad 1N914 diode on the Logic board not allowing ROM
>> access
>> for the transition from TX to RX.
>>
>> 73
>> Bob, K4TAX
>>
>>
>> ----- Original Message -----
>> From: "Robert & Linda McGraw K4TAX" <RMcGraw@Blomand.Net>
>> To: "Tentec" <tentec@contesting.com>
>> Sent: Saturday, July 30, 2005 6:43 AM
>> Subject: [TenTec] Paragon Problem Solving Info Needed
>>
>>
>> > With all the good technical folks here on the list I take the
>> opportunity
>> > to get advice on resolving a problem with my old Paragon.
>> >
>> > Symptoms are:
>> > Receive on all bands and all modes is confirmed as OK.
>> > Press tune and it appears to switch modes, receiver mutes but
>> after about
>> > 3 secs, S-meter appears to indicate signals from the input. And
>> there is
>> > no RF output while in tune regardless of the RF Power setting.
>> Pressing
>> > tune again does not return the unit to receive. However, pressing
>> LSB or
>> > USB does switch back to receive or changing the tuning knob will
>> cause it
>> > to revert back to receive. In transmit, via either PTT or VOX,
>> there is
>> > no output when audio applied to the mike input however the unit
>> does
>> > appear to switch into transmit, stays muted, but again after about
>> 3 secs
>> > the S-meter indicates signals. Again, releasing the PTT does not
>> return
>> > the unit to receive but pressing the LSB or USB (and maybe other
>> buttons)
>> > will revert the unit to receive.
>> >
>> > This unit has been sitting on the shelf for some time and has
>> worked
>> > flawlessly on a regular basis. Power supply is 13.8V and stable.
>> >
>> > Looks like something perhaps on the logic/processor board has gone
>> west.
>> > I haven't poked around inside thus thought I'd asked in the event
>> someone
>> > else has experienced the same or like problem. Any suggestions
>> will be
>> > appreciated.
>> >
>> > Thanks in advance. Respond to the list or privately. Either
>> works for
>> > me.
>> >
>> > 73
>> > Bob, K4TAX
>> > _______________________________________________
>> > TenTec mailing list
>> > TenTec@contesting.com
>> > http://lists.contesting.com/mailman/listinfo/tentec
>> >
>>
>>
>> _______________________________________________
>> TenTec mailing list
>> TenTec@contesting.com
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>>
>>
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