Grass Valley 1200 Installation - Manual (Page 25)

1-9
Model 1200 System Specifications
Control Power SpeciÞcations
Power 200 Watts Maximum
Voltage 90-135 VAC & 180-265 VAC (Manual)
Frequency 50-60 Hz
Analog External Reference Input Video
Input Type Analog 525 lines, 60 Hz vertical rate or Analog 625 lines,
50 Hz vertical rate
Impedance 75 ohms, BNC, Bridging
Input Signal Level 1 volt pp with sync and burst
Return Loss > 36 db to 5 MHz
Parallel Digital Input Characteristics
Inputs Per Module 2
Connector 25 Pin Female D Type with Screw Locks
Input Impedance 110 ohms ± 10%, terminating
Autotiming Range ± 24 µS
Maximum Cable Length Without
External Equalization 15 Meters (50 feet)
Number Of Bits 10 or 8 (Selectable)
Auxiliary Data Auxiliary data is blanked
Serial Digital Input Characteristics
Inputs Per Module 2 (two) 75 ohm BNC
Return Loss > 15 dB 5MHz to 270 MHz
Autotiming Range ± 24 µS
Maximum Cable Length Without
External Equalization 300 Meters (984 feet) using Belden 8281
Number Of Bits 10
Auxiliary Data Auxiliary data is blanked
Table 1-1. Model 1200 System SpeciÞcations - (continued)
Parameter Value