Rear Panel Connectors; Rear Panel - Yaesu FTM-7250DR Operating Manual

Rear Panel Connectors

Rear Panel

 ANT Coaxial Socket
This is the M-type coaxial connector to connect 144 MHz band and 430 MHz band
antennas (50 ohms). Make sure the antenna is designed specifically for use on the
operating frequency.
 EXT SP Jack
This 2-contact 3.5-mm mini phone jack provides 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 VOL control. Inserting a plug into this jack disables audio
from the transceiver's internal speaker.
 13.8 V DC Cable
Connect the provided DC power supply cable (with fuse attached).
 DATA Jack
Use this jack when updating the firmware. When a new firmware update for the FTM-
7250DR is available, go to the YAESU website to download the programming data
and update the FTM-7250DR to its newest state.
 Cooling Fan
10
    