User's Manual

T6T VHF 100 W Transmitter Page 24 Operation
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Mode 2 and Mode 3 Polarity Settings
Table 7 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 detailed in Table 7
along with the conditions when STD or INV is
selected.