Difference between revisions of "M-29~U"

From RadioNerds
Jump to navigation Jump to search
Line 27: Line 27:
  
 
[[File:M-29-U_pinout.png]]
 
[[File:M-29-U_pinout.png]]
 +
 +
[[File:MICROPHONE M-29A.U AND LOUSPEAKER LS-166.U.jpg]]
 +
 +
As used with the '''[[AN/TRC-68]]''' Radio Set.
 +
  
 
==Related Files==
 
==Related Files==

Revision as of 17:04, 14 June 2018

Carbon microphone M-29B/U is a low impedance unit with a noise canceling feature and is suitable for use in places where high level background noises are encountered. This item is immersion resistant.

The unit consists of an M-51/UR microphone element mounted in a holder which contains a push- to-talk switch. The switch may also be used to operate external circuitry. It has a coiled retractable cord which is extendable to five feet.

CONSISTS OF
1 Microphone, Carbon, M-29B/U
Including
1 Microphone Cover, CW-292/U
1 Handle
1 Five-conductor retractable cord with a ten-pin connector
1 Microphone Unit M-51/UR


Technical Description

Operating Current
50 milliamperes
Nominal Impedance
60 ohms at 1, 000 cps
Frequency Range
300 to 4, 000 cps


Images

M-29-U.png

M-29B/U

M-29-U pinout.png

MICROPHONE M-29A.U AND LOUSPEAKER LS-166.U.jpg

As used with the AN/TRC-68 Radio Set.


Related Files

Adobe PDF icon.png Specification MIL-DTL-11193E

This specification covers two types of hand-held, noise-canceling microphone with an impedance of 40 to 100 ohms, designated as ::Microphone M-29/U and Microphone M-52/U


Adobe PDF icon.png MIL-HDBK-173

DEPARTMENT OF THE ARMY TECHNICAL MANUAL 11-487M
MILITARY STANDARDIZATION HANDBOOK
AUDIO ,EQUIPMENT
24 June 1966