NAVY A-A-59003 8-1995 AMPLIFIER-CONTROL GROUP AN SIA-120《放大器控制组 AN SIA-120》.pdf
《NAVY A-A-59003 8-1995 AMPLIFIER-CONTROL GROUP AN SIA-120《放大器控制组 AN SIA-120》.pdf》由会员分享,可在线阅读,更多相关《NAVY A-A-59003 8-1995 AMPLIFIER-CONTROL GROUP AN SIA-120《放大器控制组 AN SIA-120》.pdf(2页珍藏版)》请在麦多课文档分享上搜索。
1、A-A-59003/8 31 May 1995 SUPERSEDING MIL-A-21577/8 27 February 1967 COMMERCIAL ITEM DESCRIPTION AMPLIFIER-CONTROL GROUP AN/SIA-120 The General Services Administration has authorized the use of this commercial item description as a replacement for MIL-A-21577/8A which is canceled. 1. Scope. This comme
2、rcial item description covers the detailed requirements for an audio amplifier-control group type AN/SIA-120. 2. Sallient characteristics. 2.1 General. Amplifier-control group AN/SIA-120 shall be in accordance with the applicable paragraphs of A-A-59003 and as specified herein. Whenever a requiremen
3、t of A-A-59003 conflicts with a requirement of this specification, the requirement of this specification shall govern. 2.2 Equipment. The equipment complement shall consist of two power amplifiers and all relays, meters, switches, terminals, and wiring required to provide control switching and ampli
4、fication of voice signals for use in announcing system, circuit 2MC, mounted in a common bulkhead enclosure. 2.2.1 Preamplifier. Preamplifiers shall be included as a part of each power amplifier. 2.3 Construction. Power amplifiers shall be modular construction with quick disconnect features to permi
5、t easy removal of the amplifiers for servicing. 2.4 Relays. Relays with the exception of power type contactors may be hermetically sealed. 2.5 Output power. The output power of the individual power amplifier units shall be 20 watts minimum rating. 2.6 Input facilities. Input facilities shall be prov
6、ided to accommodate five microphones (type IC/MPM or type IC/MFM). A test input receptacle assembly to permit connection of a microphone shall be provided on the AN/SIA-120 control rack front panel. In addition, wiring shall be provided to the terminal block from the amplifier terminals to provide i
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
下载文档到电脑,查找使用更方便
10000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- NAVYAA5900381995AMPLIFIERCONTROLGROUPANSIA120 放大器 控制组 ANSIA120PDF

链接地址:http://www.mydoc123.com/p-976343.html