[Hammarlund] Super Pro receivers

[Carl]

Its the other way around on all the 455kc IF HQ's.

Yes all the early Pros from SP-10 thru 200 series used 465kc IF's

Carl
KM1H


----- Original Message ----- 
From: "William A Kulze" <wak9 at cornell.edu>
To: "Al Santangelo" <ve3ajm at gmail.com>
Cc: <Hammarlund at mailman.qth.net>
Sent: Monday, July 23, 2012 8:06 AM
Subject: Re: [Hammarlund] Super Pro receivers


> One thing to keep in mind about the 210, I've got one at home. The IF, I'm 
> pretty sure is 465kHz. You can verify this by checking where the xtal 
> resonates.
>
> Beautiful audio! But mine is LW and SW, no MW.
>
> Something I hadn't thought of till now, on the 129x the two highest bands 
> have the LO above the RF and the lower bands have it below the RF (or the 
> other way round!) Maybe somebody on the list knows if this is the case.
>
> Bill W2NVD
>
> _____________________________________________
> On Behalf Of Al Santangelo
>
> Subject: [Hammarlund] Super Pro receivers
>
> All very informative replies..thanks guys. I think I will get both of 
> them. I haven't seen many of these at the local hamfests in southern 
> Ontario in the last 20 years. I'll initially get them going in stock form 
> and go from there and proceed cautiously.
> Interesting on the 25 cycle power supply being available back in the day. 
> Back then, if you were using hydro power from Niagara Falls you were on 25 
> cycle in Ontario. Conversion to 60 cycle began in the early 50s 
> apparently..ie.before my time.
>
> Al
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