Re: [TenTec] Need Schematic to 962 Power Supply or Partinfo forbridgerectifier

[Jerry Volpe <kg6tt@tomorrowsweb.com>]

Mike Hyder -N4NT- wrote:

> I do not believe a 25 volt rating on the bridge would be adequate.  I'd 
> suggest at least 50 volts.
>
> 73, Mike N4NT
>
> ----- Original Message ----- 
> From: "NJ0IP" <Rick@DJ0IP.de>
> To: <kg6tt@tomorrowsweb.com>; <tentec@contesting.com>
> Sent: Sunday, December 26, 2004 1:25 AM
> Subject: RE: [TenTec] Need Schematic to 962 Power Supply or Part info 
> forbridgerectifier
>
>
> Jerry,
>
> I have the schematics for both the 961 and the 962.
>
> If I understood you correctly, you are specifically looking for a part
> number for the bridge rectifier.
>
> Well, the problem is, according to my two schematics, the 961 used a bridge
> (D4) and the 962 uses discrete diodes (D7,D8,D9,D10).  However the
> description of how that part of the circuit works is exactly the same as for
> the 961.  Seems they just copied the text without checking its compliance
> with the schematic.  Also, there is no description of D7-D10 in the parts
> list.  I checked the 961's list and it doesn't say what the bridge is
> either.
>
> However this is not rocket science.  Just use a general purpose bridge
> capable of more than 25 amps and 25+ volts.  Should be able to find one at
> local Radio Shack.
>
> I will be happy to email you the schematic of either or both.  My 962
> schematic is 660 KB and my 961 schematic is 1 MB.  However, I don't think
> either of these matches what you describe.  Sounds to me like you have a
> 961.5 !
>
> Let me know if I can help.
>
> 73
> Rick
>
>
> -----Original Message-----
> From: tentec-bounces@contesting.com [mailto:tentec-bounces@contesting.com]
> On Behalf Of Jerry Volpe
> Sent: Sunday, December 26, 2004 6:42 AM
> To: tentec@contesting.com
> Subject: [TenTec] Need Schematic to 962 Power Supply or Part info for
> bridgerectifier
>
> Darn!
>
> This morning my Omni-VI+'s 962 power supply died. Blew its 5amp primary
> fuse. I wasn't even transmitting when this happened... just listening.
> Anyway, I isolated at least part of the problem, I hope the entire
> problem, to a partially shorted bridge rectifier (two of the four diodes
> show total shorts both ways). As I wrote, hopefully this is the entire
> problem and not a secondary issue caused by s short in the regulators.
> Anyway a good place to start.... Except:
>
> I only have schematics to 960 and 961 Power Supplies. I have no idea
> where my 962 manual went to :(
> Yes, I know I can get a replacement manual from Ten-Tec and I will order
> one next week, but for now does anyone have the schematic of the 962
> that they can email me? If not can you at least look up in your manual
> and send me any information shown there for this bridge rectifier? A
> manufacture's part number would be a good starting point. Specs would be
> nice... maybe I can buy a part locally. Kinda poor of this to go out
> during vacation week :(
>
> Fortunately I have my Paragon!
>
> Holiday Best Wishes Continues!
> Jerald, KG6TT
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec 
>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
>
>  
Those where the specs taked right from the manufacture's site for the 
bridge I removed. Interestingly, the bridge in the 960 is a 35 amp 
version. I put the Radio Shack bridge in and all is working ok for now. 
I'll order a correct replacement from Ten-Tec. Thanks for the assist.

73,
Jerry, KG6TT
_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec