NPFC - MIL-H-49092
HEADSET MICROPHONE H-325( )/TTC
inactive
Buy Now
| Organization: | NPFC |
| Publication Date: | 30 April 1976 |
| Status: | inactive |
| Page Count: | 22 |
scope:
This specification covers one type of single earphone headset with a noise cancelling dynamic microphone; designated as Headset-Microphone H-325( )/TTC. (See 6.1)
intended Use:
Headset-Microphone H-325( )/TTC utilizes a single 1000 ohm earphone (H-269 with matching transformer), a 150 ohm noise cancelling dynamic microphone (M-138) and a six foot retractile cord... View More
Document History
July 29, 2016
HEADSET-MICROPHONE H-325( )/TTC
Headset-Microphone H-325( )/TTC utilizes a single 1,000 ohm earphone (M25670/5-01, with matching transformer), a 150 ohm noise cancelling dynamic microphone (M-138/G) and a six foot retractile cord...
March 30, 1999
HEADSET MICROPHONE H-325( )/TTC
A description is not available for this item.
March 30, 1999
HEADSET MICROPHONE H-325( )/TTC
A description is not available for this item.
March 12, 1987
HEADSET MICROPHONE H-325( )/TTC
A description is not available for this item.
MIL-H-49092
April 30, 1976
HEADSET MICROPHONE H-325( )/TTC
Headset-Microphone H-325( )/TTC utilizes a single 1000 ohm earphone (H-269 with matching transformer), a 150 ohm noise cancelling dynamic microphone (M-138) and a six foot retractile cord terminating...