[Milsurplus] Re: A.R.C. Type 7544 ATA Tester & BC-950

[WA5CAB at cs.com]

In a message dated 12/8/2004 12:07:42 PM Central Standard Time, 
arc5 at ix.netcom.com writes: 
> >Brings up another thought, too.  I actually have one but it never 
> >occurred to me to look, and it's currently two miles away.  What rack 
> >series does the BC-950 fit?...
> Standard SCR-274N rack.
> 


I'll have to look at the BC-950 I have and make sure it still has the small 
pin circle connector.  If it does, that unit is available if anyone needs it.


> >And which modulator did it work with?  
> 
> The BC-456 modulator would have been there for the
> HF transmitters.
> As you noted, the BC-950 has it's own built-in 815 plate modulator.
> You can see where this was removed in early runs of
> the T-23/ARC-5 sets.  In the ARC-5, they solved the
> differing levels of mod needed between HF and VHF sets
> by padding down the modulator output when in VHF mode.
> I don't have a 274N VHF manual,
> so don't know how they switched-out the BC-456 screen
> modulator.  If anyone does have this manual, I'd sure
> pay for a copy.
> 

Yeah, me neither and me, too.

73
Robert Downs - Houston
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