Tait TM9000 User Manual

TA2922 Universal Line Interface Service Manual 11
© Tait Electronics Limited March 2010
External options connector (SK1) - TA2922-04 balanced line input with
unbalanced speaker output
External options connector (SK1) - TA2922-05 6-wire line interface (marine)
Pin Signal Description
1 Speaker out unbalanced volume controlled audio output 0 to
4.5Vrms into 50 ohms
2GND
DC ground
3GND
DC ground
4 +13.8V-SW Switched 13.8V output (unregulated) @ 150mA
5 Line in 1 balanced Tx audio input, 600 ohm impedance, -14dBm
for 2kHz deviation (wide band)
6 Line in 2
balanced Tx audio input, 600 ohm impedance, -14dBm
for 2kHz deviation (wide band)
7 Tx Key PTT in (active low)
8 Rx Gate Rx gate output (connect to ground via relay contacts
when active)
9GND
DC ground
hj
b
gi
cdef
outside view
Pin Signal Description
1 Line out 1 balanced Rx audio output 0dBm into 600 ohms
2GND
DC ground
3GND
DC ground
4 +13.8V-SW +13.8V-SW Switched 13.8V output (unregulated) @
150mA
5 Line in 1 balanced Tx audio input, 600 ohm impedance, 0dBm
6 Line in 2
balanced Tx audio input, 600 ohm impedance, 0dBm
7 Tx Key PTT in (active low)
8 Rx Gate Rx Gate Rx gate output (connect to ground via relay
contacts when active)
9Line out 2
balanced Rx audio output -2.5dBm into 600 ohms
hj
b
gi
cdef
outside view

Tait TM9000 Specifications

General

Brand	Tait
Model	TM9000
Category	Computer Hardware
Language	English