A-A-50603 Loudspeaker - Microphone (Megaphone, Electronic, Portable)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.

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A-A-S0603

5. Ordering data. Procurement documents should specify the following:

a. Type.

L � Light

W - Whistle

S - Siren

V - Vehicle Adapter

P - Portable Hand Held Microphone

C- Shoulder Strap

A � All

b. Operating Voltage

09 = 9 vdc

12 = 12 vdc

c. Battery Type.

OC = C cell

OR = R-14

OA = A Cell

AA = AA Cell

MILITARY INTERESTS:

Custodians:

Army - CR

Navy � SH

Review activities:

Army - AT, CE

Navy - AS, TD

Air Force - 13, 85

DLA - DP, ES, GS

User activities:

Navy - YD, CG, MC

Army - MT

Air Force - 90

DLA - 1P, 1S, LS

CIVIL AGENCY COORDINATING ACTIVITIES:

COMMERCE - NIST

GSA- FSS

Preparing activity:

NAVY- SH

(Project 5830-N094)