Matt - 

sure enough!
when i pulled the jack assembly from the bay i can see the R tag soldered to 
the S tag. from underneath the desk this was easily missed! easy fix for my 
install ... i'll just pull the 4 points and unlink these tags and i'm in 
business. thanks!!

pete andrews


On Jul 20, 2011, at 6:50 AM, Matt Syson wrote:

> Hi
> They have 5 connections:
> Sleeve (ground)
> Tip
> Tip switch
> Ring
> Ring switch
> They are inherently 'balanced' wireable but the way yours has been done is 
> unbalanced.
> The switch contacts are used for 'normalling' so for an insert return for 
> example your tip and ring switch contacts come FROM the preceding output 
> stage (usually with a jacj wired as a 'listen' and the tip and ting contacts 
> would go into the next stage or piece of gear.
> Examine a jack carefully and you will see that the tip and ting tags are 
> slightly thicker than the switch contact tags.
> As you say R is also grounded in your setup, which is to be expected since it 
> is unbalanced. You need to unlink this so that it can become the 'cold' phase 
> of your balanced cabling.
> Matt S
> PS I haven't really examined your picture and assume you have 5 tags. The 
> other possibility is that you only have 3 tags (no switch contacts). In this 
> case you can't do 'normalling' but only 'listens' or in / outs.
> 
> 
> On 20/07/2011 03:04, pete wrote:
>> Bros....
>> 
>> the patchbay on my series IIIc is confusing me.
>> i am readying the desk for a master insert module to be installed, and was 
>> going to hi-jack (no pun intended) 4 points on the bay for the sends and 
>> returns. i know the bays are wired unbalanced ... but i wanted to rewire 
>> them balanced. with a tt inserted into the point on the lower left (as seen 
>> in the picture attached) i test for continuity from T, R, and S to identify 
>> the corresponding solder points. the S is the common ground rail seen in the 
>> picture... good... i expect that... T is the 3rd tab up from the ground 
>> rail.... ok... R is also the ground rail. Hmm. Are these points all 
>> internally  unbalanced? are they configurable to balanced at all? if not, 
>> why in the world are they manufactured with 4 tabs on the bottom?!?!
>> 
>> thanks...
>> 
>> pete andrews
>> 
> ------
> 
> View the list online at: http://www.mail-archive.com/[email protected]
> 
> You can unsubscribe at anytime by sending an email to 
> mailto:[email protected] with "unsubscribe neotek" in the message body. 
> If you have any difficulties, or questions --please send an email to 
> mailto:[email protected].
> 
> The Neotek list is lovingly hosted by Catapult Web. Remember that any message 
> or reply sent to the list will be automatically forwarded to all subscribers.
> 
> Vive Le Neotek!
> 
> Thanks.
> 

------

View the list online at: http://www.mail-archive.com/[email protected]

You can unsubscribe at anytime by sending an email to 
mailto:[email protected] with "unsubscribe neotek" in the message body. 
If you have any difficulties, or questions --please send an email to 
mailto:[email protected].

The Neotek list is lovingly hosted by Catapult Web. Remember that any message 
or reply sent to the list will be automatically forwarded to all subscribers.

Vive Le Neotek!

Thanks.

Reply via email to