Installation & Systems Manual RUBIDIUM SERIES
Page 54
3.19
GT
: Master Time Code Generator
The hardware consists of an analogue video channel, time code in/outputs, time and date
reference in/outputs as well as some general purpose interfaces (GPI), which may be used for
various applications.
Connections at GT module – version 1
Connections at GT module – version 2
1
VIDEO OUT
VIDEO IN
LOOP OUT
AlVelte
GPI B
GPI A
REF IN
MTD
MTD
8 . . . . . 1
8 . . . . . 1
8 . . . . . 1
8 . . . . . 1
1
VIDEO OUT
VIDEO IN
LOOP OUT
AlVelte
GPI B
GPI A
REF IN
MTD
MTD
Video input VIDEO IN
:
Format
CVBS analogue video signal: PAL 625/50, NTSC 525/60
Connector
BNC (IEC169-8), 75
Video output LOOP OUT
:
Format
Pass-through output of VIDEO IN
Connector
BNC (IEC169-8), 75
Video output VIDEO OUT
:
Format
Refer to VIDEO IN
Connector
BNC (IEC169-8), 75
VITC output (option “V”) According to ANSI/SMPTE 12M-1-2008
Free run accuracy (all output signals)
:
TCXO
Temperature stability: ± 1 ppm; Aging: typical ± 1 ppm/year
LTC output
:
Format
According to ANSI/SMPTE 12M-1-2008
Connector
Balanced signals LTC_OUT_A and LTC_OUT_B, via 2 pins of the
MTD connector (DSUB female and RJ45)
Output impedance
< 50
Signal level, adjustable
balanced use: from –17 dBu/0,31 V
p-p
to +13 dBu/9,8 V
p-p
unbalanced use: from –23 dBu/0,16 V
p-p
to +7 dBu/4,9 V
p-p
Time and date reference
:
Inputs
PPS (pulse per second), RxD (serial data string)
Outputs
Telegram (seconds impulse telegram), SERIAL (serial data string)
LTC inputs LTC_IN and REF_IN
:
Format
According to ANSI/SMPTE 12M-1-2008
Input impedance
18 k
Signal level
100 mV
p-p
- 5 V
p-p
, auto-ranging
Frequency
LTC_IN: 1.6 - 2500 frames/s; REF_IN: 19 – 33 frames/s
Others
:
Operating voltage
12 - 30 VDC
Power consumption (without any load at 5V pin)
5.0 W maximum
Weight
0.4 kg approx.
Mechanical
2 circuit boards (W x D): 100 x 160 mm / 3.94 x 6.30 inch
Rear panel: RUB H1: 103 x 44 mm / 4.06 x 1.73 inch
RUB H3: 8HP, 3RU
