[BC] XLRs on the Ampex ATR

[John Holt]

My recollection is that Ampex had a "standard" of pin 2 hot for microphone 
inputs and pin 3 hot for line inputs.   Why??

John M. Holt
Director of Engineering and Operations
WAMU-American University
Washington, DC 20016
202-885-1242
jholt at wamu.org
http://www.wamu.org

broadcast-bounces at radiolists.net wrote on 08/15/2006 10:25:06 AM:

> Ampex ATRs were wired pin three hot. Models 350, 351, 440, MM-1100 I
> am sure of.
> 
> I have re-wired my collection for pin two hot.
> 
> On Aug 13, 2006, at 3:40 PM, broadcast-request at radiolists.net wrote:
> 
> >Now, on to a bigger debate:  on an XLR connector, should pin 2 be
> >wired
> >"hot", or pin 3?  I say 2, but I know some stubborn guys out there
> >that will
> >go to their grave insisting it's 3....
> >
> >Mark
> 
> C. Park Seward
> 
> 
> 
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