[ARC5] BC-946 Tuning capacitor removal and panel straightening

WA5CAB at cs.com WA5CAB at cs.com
Mon Mar 28 12:25:14 EDT 2011


I have several 85 KC BFO transformer units, NOS.  Don't know which set they 
were "officially" made for but given where they came from years ago, 
probably the R-23 or A.  $10 shipped CONUS and US Possessions.  About the same to 
Canada  and a little higher elsewhere.

In a message dated 3/28/2011 10:57:14 AM Central Daylight Time, 
jmccarty at alcatel-lucent.com writes: 
> If you have a BFO coil from a bc-453, you can open it up and lift the 
> lead to
> one of the two caps inside (if I remember correctly, the button cap). 
> Close it
> back up and install it per normal in the BC band unit. I don't know if the 
> BFO
> signal that is heard is a fundamental or a harmonic, but it does work.
> 
> But the BFO coils from the '453 are not always easy to find.
> 
> 
> 73
> 
> 
> John n9hrt
> 
> On 3/27/2011 7:42 PM, Kenneth G. Gordon wrote:
> >On 27 Mar 2011 at 17:05, Bob Macklin wrote:
> >
> >
> >>Ken,
> >>
> >>I think I know where there are some 262KC IF transformers.
> >
> >
> >262 Khz IFs were used in nearly every tube-type automobile radio ever 
> >made, and in some of the later hybrid and solid-state jobs too.
> >
> >There should be millions of them out there somewhere...Miller made quite 
> a 
> >few of them. Miller's 12H1 would work, if you can find one.
> >
> >There is one of those on eBay right now, but the....person...who is 
> selling it 
> >must think it is made out of gold: he wants $40.00 for it.
> >
> >Ken W7EKB
> 

Robert & Susan Downs - Houston
wa5cab dot com (Web Store)
MVPA 9480


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