Difference between revisions of "H-161A~U"
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Headset-Microphones H-161/U and H-161A/U provide facilities for transmission and reception of voice-frequency speech signals. They can be used with portable and vehicular radio sets in areas where background noise is medium to high. They can be worn under the M1 infantry helmet. Both models are similar, except that the H-161A/U eliminates more background noise. | Headset-Microphones H-161/U and H-161A/U provide facilities for transmission and reception of voice-frequency speech signals. They can be used with portable and vehicular radio sets in areas where background noise is medium to high. They can be worn under the M1 infantry helmet. Both models are similar, except that the H-161A/U eliminates more background noise. | ||
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| + | [[File:H-161_U.png]] | ||
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::HEADSET-MICROPHONE | ::HEADSET-MICROPHONE | ||
::H-161/U AND H-161A/U | ::H-161/U AND H-161A/U | ||
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| + | ;{{pdf|MIL-H-83.511_4A.pdf|MILITARY SPECIFICATION SHEET, HEADSET - MICROPHONE H-161E/GR}} | ||
| + | :4 April 1978 | ||
[[Category:Military/Speakers]] | [[Category:Military/Speakers]] | ||
| + | {{DISPLAYTITLE:H-161A/U}} | ||
Latest revision as of 20:06, 19 October 2013
Headset-Microphones H-161/U and H-161A/U provide facilities for transmission and reception of voice-frequency speech signals. They can be used with portable and vehicular radio sets in areas where background noise is medium to high. They can be worn under the M1 infantry helmet. Both models are similar, except that the H-161A/U eliminates more background noise.
Technical Characteristics
- Frequency response
- 300 to 3,500 cps
- Headset impedance
- 500 ohms
- Normal headset input level
- 56 dbm at 1,000 cps.
Images
Schematic
Related Files
- ORGANIZATIONAL AND DS MAINTENANCE MANUAL INCLUDING REPAIR PARTS AND SPECIAL TOOL LISTS
- HEADSET-MICROPHONE
- H-161/U AND H-161A/U
MILITARY SPECIFICATION SHEET, HEADSET - MICROPHONE H-161E/GR
- 4 April 1978