Functional Description and Specifications RUB SW
Page 9
Signal descriptions
GND
Signal ground.
CLOCK IN
Word Clock signals, 8 inputs: 1_1 to 1_4 and 2_1 to 2_4.
CLOCK OUT
Word Clock signals, 4 outputs: Switched via relay to the corres-
ponding Word Clock inputs of CLOCK IN 1 or CLOCK IN 2.
DARS IN
Digital Audio Reference Signal, 4 balanced signal inputs:
1_1 and 1_2 of DARS IN 1; 2_1 and 2_2 of DARS IN 2.
DARS OUT
Digital Audio Reference Signal, 2 balanced signal outputs:
Switched via relay to the corresponding balanced inputs of
DARS IN 1 or DARS IN 2.
PPS IN
RXD IN
Pulse per second, input. Time mark of a real-time reference.
Reference time & date input, serial data string.
GPO_1
…
GPO_4
Output signals, indicating failures and warnings.
