[VoIP] Channel Bank on Ebay [not mine] and E&M

windmill windmill at topletter.com
Sat Dec 8 02:40:51 CST 2007


Yes you did but my question got answered before I needed to take up your 
kind offer.

I understand a 66 style jack to refer to one with punchdown connections.

Brian

Steph Kerman wrote:
> I'll observe publicly that a few days ago I offered the 1997 edition of 
> Part 68, showing most all RJ definitions with descriptions and 
> schematics, complete with my bookmarks added to permit random access to 
> each RJ definition without scrolling sequentially through the document, 
> and with some pages rotated to facilitate on-screen viewing. 
>
> Despite all this discussion about what RJs are and are not, I've had one 
> request for the document.  It was from someone who lurks quietly, and 
> based on my past observation, reads attentively.
>
> I don't follow what you are describing.  By "amp" do you mean 25-pair 
> AMP/Amphenol connector or amplifier?  I don't know what a 66 style jack 
> is.  There was an RJ20-series interface that was like a 12-line "series" 
> jack, with T&R in and T&R out for each of the 12 circuits.  I think 
> that's the RJ-22 or perhaps 21.  But it requires the insertion of a 
> jumper plug to restore continuity when the connectors are separated.  
> The apartment house door answering systems used in many cities use this 
> interface.
>
> Steph


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