TM-9-2350-311-10 M109 Operator's Manual for M109A2, M109A3, M109A4 and M109A5 Download
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TM 9-2350-311-10 2-17 OPERATING AUXILIARY EQUIPMENT — CONTINUED 2-17.2 Radio and intercommunication Equipment — Continued d. Operation of Radio NOTE Some vehicles may have SINCGARS radio (TM 11-5820-890-10-1). Complete operating instructions for the radio set ANNRC-89C are in TM 11-5820-890-10-1. Complete operating instructions for the radio set AN/PRC-68 are in TM 11-5820-882-10. 2-255