Yaesu FT-8500/mh-39 Manual page 8

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Rear Panel
(1) ANT Jack
This Type--M- jack (50-239) accepts an antenna
designed to provide 50-11 impedance on 2-m &
70-cm. An external duplexer is not required. Note:
European versions use a Type- "N" connector.
(2) UHF -SP- EXT Jacks
These 2-conductor, 3.5-mm mini phone jacks pro-
vide separate VHF & UHF audio output for an
optional speaker (impedance is
an).
Inserting a
plug into the UHF -SP- jack disables UHF audio
from the internal speaker. Both VHF & UHF audio
is disabled when a plug is inserted in to the -SP-
EXT jack.
(3) + 13.8
vee
Cable Pigtail w/Fuse
This is the power supply connection for the trans
ceiver. Use the supplied DC cable to connect thls
pigtail to the car battery or other DC power suppt,
capable of at least 15 amperes (continuous duty)
Make certain that the red lead connects to the posi-
tive side of the supply.
(4) DATA Jack
This provides interface connections for packet TNC
operation, transceiver memory cloning and (with the
optional FIF-232C Interface Box) for PCC (Persona,
Computer Control) operation of the transceiver.
(4)
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(2),
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