[Milsurplus] RAK Question

[WA5CAB at cs.com]

I've no idea.  That's just what I found recorded in the database when I 
looked up the Loop Assembly.  Source unknown.  But the entry did have the 
Contractor Code correct.  Maybe it was a brief attempt to improve Fox reception. 

In a message dated 1/4/2010 10:47:56 PM Central Standard Time, 
tgb at telus.net writes: 
> In response to Robert's posting..........
> 
> The CNM-47367 coupling unit has a 3 position bandswitch labeled "FREQUENCY 
> 
> BAND KILOCYCLES" and marked in ranges of 15-25, 25-43.5 and 43.5-77.5. 
> Similar to the RAK/RAL receivers, the tuning dial is not marked directly 
> in 
> frequency and the front panel has a small tuning chart holder. My unit 
> appears to be unused and the tag bears the serial number 215. I have heard 
> 
> of 3 or 4 more of these coupling units in the last 15 years.
> 
> What would a submarine have used this loop for at such low frequencies?
> 

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