Telephones for Noisy Data Centers

Robert E. Seastrom rs at
Wed Jul 1 17:12:42 UTC 2009

Jay Hennigan <jay at> writes:

> Replace microphone element with noise-canceling microphone.  Best one
> is Roanwell Confidencer available from Mike Sandman, Graybar, etc.
> Also good is Walker - Clarity NoiseCensor or Allen-Tel GB117
> (available from Graybar).

+1 on the Confidencer - back when I worked for a trading firm, these
+were standard issue on all phones on the floor.  They work great.


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