I will try to get to the back of my PD powered 220 today to get the info on
the filament xfmr mounted on the rear...
Innameantime ... here's scoop from PD ...
73, Mark AA6DX
================================================================
HEATH SB-220 FIL XFMR 50 HZ
EXACT REPLACEMENT TRANSFORMER
CORE) EI-137 X 1.375 STYLE #) 05 E-I LAMINATED CORE
PR) 120/240 VAC 50 HZ 1 PH
S1) 5.0 VCT @ 30A CCS
S2) 90 VAC @ 0.1A CCS
DM) HT = 4.125 WT = 3.438 DT = 3.750 MD = 2.375 MW = 2.750
PRICE) $145.00 Plus S&H FOB El Paso, TX WEIGHT) 6 LBS
================================================================
HEATH SB-220 FILAMENT XFMR
EXACT REPLACEMENT TRANSFORMER
CORE) EI-137 X 1.375 STYLE #) 05 E-I LAMINATED CORE
PR) 120/240 VAC 60 HZ 1 PH
S1) 5.0 VCT @ 30A CCS
S2) 90 VAC @ 0.1A CCS
DM) HT = 4.125 WT = 4.125 DT = 3.108 MD = 2.750 MW = 2.375
PRICE) $145.00 Plus S&H FOB El Paso, TX WEIGHT) 6 LBS
================================================================
----- Original Message -----
From: "Mike Hyder --N4NT--" <N4NT_Mike.Hyder@charter.net>
To: "K7ZS" <k7zs@earthlink.net>; <amps@contesting.com>
Sent: Monday, September 29, 2003 7:27 AM
Subject: Re: [Amps] SB-220 Filament Transformer ME TOO
> I am also looking for such transformer. Mine got wiped out in a lightning
> storm (along with a miriad of other stuff). If you find a source (I
already
> know of Peter Dahl) please advise.
>
> Thanks, Mike N4NT
>
> ----- Original Message -----
> From: "K7ZS" <k7zs@earthlink.net>
> To: <amps@contesting.com>
> Sent: Sunday, September 28, 2003 12:06 PM
> Subject: [Amps] SB-220 Filament Transformer
>
>
> > Hello all.
> >
> > I am refurbishing an SB-220 for a friend, and it appears the
filament/bias
> > transformer has been cooked.
> >
> > Obviously, I need to find someone with a spare, get it rewound or buy a
> new
> > one.
> >
> > Sources for any or all of the above would be appreciated.
> >
> > Thanks
> >
> > Kevin K7ZS
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