[Milsurplus] Re: [MRCA] DAV IF transformer Needed!

Al Klase al at ar88.net
Tue Sep 11 11:08:01 EDT 2007


Ray,

Give me an address and I'll send you an MAB module.  Alas, they have
different connectors.  I'll send it over-night if you'll spring for the
freight.  We can figure out who owes who what at Gilbert.  I'll see if I
can wake up my MAB and bring it along.

Regards,
Al

Ray Fantini wrote:
> I removed the IF transformer last night and much to my surprise the
> transformer was completely covered with a thick white layer of wax. I
> did melt the bottom half away with a heat gun and that exposed the lower
> coil, four solder points and two capacitors. Did hit the solder joints
> again and examined the four wires and can find nothing wrong so it must
> be open inside the windings. There is a spot on top of the bottom coil
> that appears discolored and maybe the damage is their. The original
> owner of this radio did a poor job of soldering lots of blue wires to
> the battery connector and at some point applied some other voltage to
> the A+ string and burnt out all the tubes in the receiver. When I tested
> the tubes the 1R5 tested shorted on all elements and can only assume
> that after burning out all the tubes they connected the B+ to the radio
> and that’s when the damage occurred to the IF transformer. I will be
> looking for an original replacement transformer but wanted to know if
> anyone had a 455 Kc IF transformer I can get this week? The transformer
> is the same size as any table top AC/DC radio from the fifties to early
> sixties and although it won’t be an exact replacement I feel it would
> work OK for the MRCA get together up in Gilbert. If anyone has something
> they can cannibalize let me know and I am cretin we can come up with a
> suitable exchange.
> Ray Fantini KA3EKH 
>
> _______________________________________________
> MRCA mailing list
> MRCA at mailman.qth.net
> http://mailman.qth.net/mailman/listinfo/mrca
>
>
>   

-- 
Al Klase - N3FRQ
Flemington, NJ
http://www.skywaves.ar88.net/



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