Page 4 VX-1700 OPERATING MANUAL
INPUT
(
13.8 V
)
This is the main DC power input jack for the VX-
1700.
ANT Jack
This PL-259 (“M” Type) connector is used for con-
nection of the coaxial feedline from the antenna. When
the optional FC-30 or FC-40 External Antenna Tuner
is used, the RF interconnection cable from the FC-
30 or FC-40 connects here, while the antenna wire
or whip connects to the FC-30 or FC-40.
GPS Jack
This 9-pin serial DB-9 jack is for interconnection to a
GPS receiver (not supplied) capable of supplying
NMEA-0183 data.
DATA Jack
This 6-pin mini-DIN jack is for interconnection to a
TNC (Terminal Node Controller) or other data trans-
mission/reception modem device (such as a
WeatherFax demodulator).
TUNER Jack
This 8-pin mini-DIN jack is for interconnection to
the optional FC-30 or FC-40 External Antenna Tuner.
ACC Jack
This 10-pin mini-DIN jack is for interconnection to
the external accessories.
KEY Jack
This 3.5-mm miniature phone jack accepts a CW
(Morse Code) key or output from an electronic CW
keyer unit. Key up voltage is + 5.0 V, and key-down
current is 1.2 mA.
EXT SPKR Jack
This 3.5-mm miniature phone jack provides receiver
audio output for an external speaker. Available audio
output is 2.2 Watts, and the permitted impedance is 4
to 16 Ohms. Inserting a plug into this jack automati-
cally disables the internal speaker.
GND Terminal Post
Use this terminal to connect the transceiver to a good
earth ground bus, for safety and optimum perfor-
mance. Use a large diameter, short braided cable.
REAR PANEL CONNECTIONS
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