Park Air Systems T6TR, User Documentation

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T6TR VHF 50 W Transceiver Page 29 Operation
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Mode 2 and Mode 3 Polarity Settings
Table 9 Mode 2 and Mode 3 Polarity Settings
Signal Connector Polarity set to STD Polarity set to INV
Ready Out Facilities, pin 13 An open collector grounded
output when the radio is
ready to transmit and no BIT
faults are detected. An open collector high impedance
output when the radio is ready to
transmit and no BIT faults are
detected.
E-BIT In Facilities, pin 2 TTL input. 0 V indicates an
external fault. TTL input. 5 V indicates an
external fault.
External VSWR
Input Facilities, pin 4 TTL input. 0 V active. TTL input. 5 V active.
R e a d y O u t S T D
E - B I T I n S T D
E x t V S W R I n S T D
E x i t > >
B a c k
E x i t
< <
Each of the three polarity settings applicable to
Mode 2 and Mode 3 can be set to the default STD
(standard) setting or INV (inverted).
The signal connections are shown in Table 9
along with the conditions when STD or INV is
selected.