|
描述 |
标准 |
A-A-50603 |
涵盖范围 |
This Commercial Item Description covers requirements for a hand held electronic megaphone, which is rugged, lightweight, portable, and amplifies audio frequencies for transmitting intelligible speech over distance in excess of 200 meters through high ambient noise levels (85 db). This description covers commercial off-the-shelf megaphone equipment with minor modifications essential to adapt equipment for Military use. |
描述 |
Loudspeaker - Microphone (Megaphone, Electronic, Portable) |
分类归属 |
5830 |
文档状态 |
有效
|
文档日期 |
1993-02-11 |
审查日期 |
1998-02-10 |
文档类型 |
Commercial Item Description (CID) |
文档注释 |
It is recommended that you use Adobe Reader v7.0 or higher for optimal download performance;older versions should continue to work, but downloading large files may appear to take longer, so please be patient in those cases. |
起草机构 |
SH |
编制机构 |
Naval Sea Systems Command (Ship Systems) |
协调级别 |
Full |
陆军管理 |
US Army Communications Electronics Command |
海军管理 |
Naval Sea Systems Command (Ship Systems) |
其他国防部 |
Prepared by DoD activity |