INCH-POUND
A-A-50796A
12 December 2011
SUPERSEDING A-A-50796
5 May 1982
COMMERCIAL ITEM DESCRIPTION SIREN, ELECTRONIC
The General Services Administration has authorized the use of this commercial item description for all federal agencies.
1. SCOPE. This commercial item description (CID) covers electronic sirens for use on law enforcement and emergency response vehicles.
2. CLASSIFICATION. The siren shall be classified by the following types, classes, and styles:
2.1 Type. The siren shall be one of the following types (see 7.3(b)):
Type I - Complete siren, including an amplifier with attached microphone, amplifier mounting bracket and hardware, microphone mounting clip, interconnecting wire harness, speaker(s), and speaker mounting bracket(s) and hardware
Type II - Amplifier with attached microphone, amplifier mounting bracket and hardware, microphone mounting clip, and interconnecting wire harness
2.2 Class. The siren shall be one of the following classes (see 7.3(c)): Class A - Operates on a nominal 12 volt power supply
Class B - Operates on a nominal 24 volt power supply
2.3 Style. The siren shall be one of the following styles (see 7.3(d)):
Style 1 - Single-speaker system
Style 2 - Two-speaker system
Beneficial comments, recommendations, additions, deletions, clarifications, etc. and any data that may improve this document should be sent to: STDZNMGT@dla.mil or DLA Aviation VEB, 8000 Jefferson Davis Highway, Richmond, VA 23297-5616. Since contact information can change, you may want to verify the currency of this address information using the ASSIST database at https://assist.daps.dla.mil/.
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