OH 50 A Compact Headend basic unit, 230 V AC, 19

Category : Compact Headend

Powerful technology, compact dimensions, modular and flexibly expandable; the WISI COMPACT HEADEND System OH combines all the advantages of an innovative and affordable headend. WISI Compact Headend OH is easy to configure. With up to 14 module slots it offers channel processing for 14 analogue or 28 digital channels in a 3 HU 19“ rack chassis. WISI Compact Headend OH operates on a high efficiency power supply, with low consumption modules in order to make a minimum ecological impact and a low operational cost. The USB connection and the RJ45 interface can be used to execute software updates for the basic unit as well as for the modules. Furthermore, all functions can be furnished from a distance per web browser.

  • Base unit for analogue and digital channel processing
  • Slots for up to 14 modules (14 analog or 56 digital channels)
  • 19“ rack-mounting or wall mounting
  • Integrated FM amplifier
  • Simple programming with handset OH 41 (OK 41 A)
  • Preprogramming via USB-connection (USB-Stick)
  • Integrated remote supervision moduel OH 51 A (license optional)
  • High output power
Frequency range TV 47...862 MHz (output combiner/amplifier)
Frequency range FM 87,5...108 MHz (FM-amplifier)
Input level FM 70...100 dBµV
Gain FM 25 dB
Attenuator FM 30 dB (1 dB-steps)
Output level 110 dBµV
Output attenuator 0...15 dB
Output test point -20 dB


Module slots 14 pcs. (OH-module)
F-socket 3 pcs. (FM-input, output, output measurement socket)
USB 1 pcs. (Software-Update, Konfiguration)
RJ11 1 pcs. (OH 41)
RJ45 1 pcs. (remote monitoring and programming)

General data

Operating voltage AC 180...265 V (47...63 Hz)
Power consumption <185 W
LNB supply voltage 12.5 V
LNB electrical power supply 1.2 A
Dimensions (width x height x depth) 443 x 132 x 351 mm (3 HE)
Operating temperature range -20...+50 °C