Message delivery - TM-55-1905-220-14-90227

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Internal or external power supply

TM-55-1905-220-14-9 Landing Craft Utility LCU 1671-1679 NSN 1905-01-009-1056 Manual

Operator's Maintenance

TM 55-1905-220-14-9

4-47.3. LOUD HAILER- MAINTENANCE INSTRUCTIONS (Cont).

3 Message delivery. To deliver a message, direct the horn toward the listening personnel; Press the

trigger; then speak in a strong command voice into the microphone. Do not speak fast or run words together,

but enunciate each word distinctly.

4 After use. If the external battery has been used, remove the battery clips and unplug the cable.

Return the toggle switch to the "INT" position. The equipment may now be stowed away.

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