REAR PANEL CONNECTORS

EXT SP Jack

This 2-contact mini 3.5-mm mini phone jacks provide receiver audio output for an optional external speaker. The audio impedance is 4 Ohms, and the level varies according to the setting of the front panel’s VOL control. Inserting a plug into this jack disables audio from the transceiver’s internal speaker.

13.8V DC Cable Pigtail w/Fuse

This is the power supply connection for the transceiver. Use the supplied DC cable to connect this pigtail to the car battery or other DC power supply capable of at least 10 Amperes (continuous duty). Make certain that the red lead connects to the positive side of the supply. The fuse is 15-A.

ANT Coaxial Socket

Connect a 144-MHz antenna to this type-M (SO-239) socket using 50-ohm coaxial cable and a type-M (pl-259) plug. Male sure the antenna is designed specifically for use on the operating frequency.

FT-2800M OPERATING MANUAL

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