The VB41x8 modular card is designed for use with the modular rack system. Each card has 8 video balun units, built-in surge protection and video loss detection.
The Nitek video baluns are transmission devices that provide a low cost means of sending live video over unshielded twisted pair, point-to-point wiring for distances of up to 750 feet (225 meters). The Nitek video baluns are also compatible with all of the up-the-coax control systems.

  • Quality video over ordinary twisted pair cable
  • Built-in surge suppression
  • Immunity to noise and interference
  • Built-in video loss detection
  • Video & P/T/Z over a single pair (with “up-the-coax” systems)
  • RJ45 or push terminals for easy connection
Technical Specs 
 Unit Specifcations
Size 1 card slot
Twisted Pair Input (8) Balenced low voltage current loop
Output (8) 1vpp composite video
monochrome or color
Common Mode Rejection 60dB
Video Format RS170, NTSC, PAL, SECAM,
CCIR (Color or B/W)
Operating Frequency DC to 10 MHz
UTP Category Unshielded Category cabling
Wire Size 26 to 12 AWG unshielded
twisted pair
Transient Immunity Built-in
Shipping Weight 1 lb