[TenTec] Pegasus 550

[Denton]

I used to have a Peggy, and one of the relays on the band pass filter board 
failed...if I remember right, the relay coils for both input and output of 
the filter are wired in series...I replaced mine with two new relays that 
had 6 volt coils.
----- Original Message ----- 
From: "phil g" <trapperpg at earthlink.net>
To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
Sent: Monday, March 29, 2010 11:04 AM
Subject: Re: [TenTec] Pegasus 550


> Here is a link to the relay.  Also avail. from Ten Tec.
> http://www.newark.com/jsp/search/productdetail.jsp?SKU=45M7086
>
> Fairly straight forward to replace.  Unsolder the old, solder in the new.
>
> n4zsa
> ----- Original Message ----- 
> From: <davkozy at comcast.net>
> To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
> Sent: Monday, March 29, 2010 12:16 PM
> Subject: Re: [TenTec] Pegasus 550
>
>
>> Yes, I have tried without the tuner. I thought they may be a problem. 
>> Have
>> you ever tried to replace them?
>>
>>
>>
>> ----- Original Message ----- 
>> From: "phil g" <trapperpg at earthlink.net>
>> To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>
>> Sent: Monday, March 29, 2010 8:23:09 AM GMT -06:00 US/Canada Central
>> Subject: Re: [TenTec] Pegasus 550
>>
>> Dave,
>> The relays are a know source of headaches in the Pegasus. Most all relay
>> failures I have heard of were the result of an open coil winding. Said
>> relay failure will result in no output on one or more bands, depending on
>> number of defective relays...there are 2 per band.
>> I would hazzard a guess it is more possible that a relay(s) has stuck,
>> preventing proper switching of the bandpass filters.
>> Have you tried without the tuner?
>> Check pin diodes that switch receive bandpass filters.
>>
>> I think schematics are floating around on this list..
>> n4zsa
>> ----- Original Message ----- 
>> From: <davkozy at comcast.net>
>> To: "Ten-Tec, Discussion" <tentec at contesting.com>
>> Sent: Monday, March 29, 2010 12:12 AM
>> Subject: [TenTec] Pegasus 550
>>
>>
>>> Hi all,
>>>
>>> I have a Pegasus 550 with the Auto Tuner option that I bought at
>>> Dayton 2000. This radio has performed flawlessly all this time until 
>>> this
>>> weekend. Whenever I try to transmit or tune on 80 meters, the power
>>> supply
>>> trips on overload. I know it's not an antenna problem as I use the same
>>> antenna on other rigs. This tripping on 80 meters happens even with no
>>> output power applied. I tried a heaver power supply and it just loads 
>>> the
>>> supply down and dims the lights.
>>>
>>> I have uninstalled & reinstalled the software from the computer as
>>> well as re-flash the firmware in the radio. I also looked inside and saw
>>> no obvious flashing or burning on the board or components.
>>>
>>> I did however notice that the small Hasco relays (14 of them) on the
>>> main board seem to have some sort of corrosion on their plastic cover. I
>>> have not a clue where that came from. Some of them seemed to have a
>>> slight
>>> oil film on them. Are these perhaps filled with some sort of dialetric
>>> fluid to limit internal arcing and they are leaching it out?
>>>
>>> Anyway, if anyone has any comments or suggestions I would really
>>> appreciate them. I would hate to ship it off to Ten-Tec just to discover
>>> this is a simple problem that happens all the time with a simple fix.
>>>
>>> Thanks
>>> Dave KB9EPL
>>> _______________________________________________
>>> TenTec mailing list
>>> TenTec at contesting.com
>>> http://lists.contesting.com/mailman/listinfo/tentec
>>
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>
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