[ARC5] Frequency range of MF transmitters.

[Kenneth G. Gordon]

On 25 May 2017 at 15:51, Mike Morrow wrote:

> I put all the nomenclatures, frequency ranges, IF frequencies,
> calibration crystal frequencies, etc. of these sets fram RAT to Type
> 11, ATA to AN/ARC-5 in a pdf file I posted here 13 months ago: 
> 
>   http://mailman.qth.net/pipermail/arc5/attachments/20160425/24b17647/attachment-0001.pdf

Thank you, Mike. :-)

> AFAIK, all known non-VHF units are listed.
> 
> > (Was there ever a T-14?).
> 
> Yes...the T-14/TRC-1 70-100 MHz FM terminal set.
> 
>   http://radionerds.com/index.php/AN~TRC-1
> 
> FWIW, the associated receiver is R-19/TRC-1.

Yes. As I mentioned to Robert, I should have remembered this.

> The first AN/ARC-5 receiver took the next JAN component number, R-20/ARC-5.
> 
> Before the common well-known R-23/ARC-5, there were three
> communications receivers that were essentially nothing more than the
> ARA or RAV receiver with JAN name plates: 
> 
> R-20    1.5-3.0    Equiv. to ARA/RAV CBY-46104.  Developed to R-25.
> R-21    3.0-6.0    Equiv. to ARA/RAV CBY-46105.  Developed to R-26.
> R-22    6.0-9.1    Equiv. to ARA/RAV CBY-46106.  Developed to R-27.
> 
> These are very rare to non-existent today, like the RAV CBY-46107
> 9.0-13.5 unit that is the Holy Grill of command set lore.  Gordon
> White may have the only remnants of one anywhere. 
> 
> Afterwards, we get to the common improved receivers R-23 through R-27.
> 
> All are tabulated in the first link above.
> 
> But...I digress.
> 
> > Anyone help?
> 
> Aren't you sorry you asked? :-)

Ha! Absolutely NOT! :-)

I expected nothing less from you, Michael, and again, thank you. I'll pass it on to someone 
who asked me about this this morning.

vy 73 for now,

Ken W7EKB

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