Armored vehicles intercommunications amplifier and power supply for GRC-3 to 8 series – family of vehicular VHF radio communication equipment, used by all tactical echelons.
Used by the US military from early 1950s until late 1960s, designated AM-65/GRC.
Used by the IDF during the Six Day War (1967).
Vacuum tube technology.
Intercommunication Amplifier MH-65
