VH4-39
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VH4-39
The Nitek VH439 is a four port video balun hub with built-in surge suppression.
Product Description
The Nitek VH439 is a four port video balun hub with built-in surge suppression. The four port video balun hub operates as a transmitter or receiver in an installation requiring the use of UTP cabling for security or CCTV cameras. The four port video balun hub with other Nitek UTP transmission products as well including, UTP video baluns, multi-channel UTP video hubs, standard passive video baluns transceivers or active receivers.
Features
- Built-in surge suppression
- Immunity to noise and interference
- Built-in video loss detection
- Video and PTZ over a single pair (with “up-the-coax” systems)
- RJ45 or push terminals for easy connection
Tech Specs
| Size | 1.6″ (H) x 4.3″ (W) x 2.5″ (D) |
| Power Requirements | NONE REQUIRED |
| Input Connection | 1 Vpp composite video Monochrome or Color |
| Video Format | RS170, NTSC, PAL, SECAM, CCIR (Color or B/W) |
| Connection Type | Screw terminals or RJ45 modular connector |
| Common Mode Rejection | 60dB |
| Operating Frequency | DC to 10 MHz |
| Recommended Transmission Distance |
w/passive units – up to 225 meters w/active units – up to 900 meters |
| Transient Immunity | Built-in |
| Wire Spec | 26 to 12 AWG Twisted Pair |
| DC Loop Resistance | 51 Ohms/300 meters |
| Normal Capacitance | 17pF/ft. |
| Impedance | 100 Ohms +/- 20% |
| Cable Category | 2 or better |