[GreenKeys] Connectors for CV-89

WA5CAB at cs.com WA5CAB at cs.com
Tue May 2 13:03:03 EDT 2017


Joe,


In a message dated 05/02/2017 09:36:58 AM Central Daylight Time, 
greenkeys at mailman.qth.net writes: 
> Hi again,
> 
> 
> What are the connectors on the CV-89 called? I will need the power 
> connector and the tone in connector as well as the TTY out connector. Is there a 
> source for these any more? I would hate to modify it simply because I cannot 
> find a connector.


Originally, they were known collectively as "AN" connectors. In the early 
1950's, some vendors begain listing them as "MS" connectors. The have also 
been known as "Amphenol" connectors and as "Cannon" connectors, depending upon 
which industry the speaker was in. Today, the probably most correct 
collective name for the series is "MIL-C 5015" connectors.

I have them. Bill Perry has them. Fair Radio probably has them. And you can 
still buy them new.

> 
> Does the CV-89 provide internal loop current? I would prefer that they did 
> not so that I can use my own loop current source.


As already stated, no. I can't think of a military nomenclatured FSK 
converter that does (although there could be one). By contrast, virtually all of 
the civilian converters do, including some bought by the US military.

> 
> Thank you all!
> 
> Best,
> 
> Joe 
> KB0TXC
> 


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