OH 77D (MPEG-4, Dolby)

OH 77D (MPEG-4, Dolby)

Wisi DVB-S/S2– analog-channel processing headends with CI (MPEG-4, Dolby) OH 77D
SKU: WI-OH77D
Wisi
In stock(1000 items available)
Wisi OH77D DVB-S/S2– analog-channel processing headends with CI (MPEG-4, Dolby)
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.

FEATURES:
  • Reception of a DVB-S/S2-Signal and modulation to an analogue TV-channel
  • MPEG 2 and MPEG 4 compatible
  • Dolby digital decoding
  • 1x CI slot for central decryption
  • NICAM Encoder
  • Input frequency range 950–2150 MHz
  • Output frequency range 45–862 MHz
  • Vestigial sideband modulator

TECHNICAL DATA:

Input

Input frequency range 950...2150 MHz
Input frequency steps1 MHz
Input level range47...70 dBµV
AFC±10 MHz
Modulation type QPSK, 8PSK
Symbol rate1...45 MS/s
FEC outer DVB-S RS 204,16
FEC inner DVB-S Conv. 1/2, 2/3, 3/4, 5/6, 7/8
FEC outer DVB-S2 BCH
FEC inner DVB-S2 LDPC 1/2, 3/5, 2/3, 3/4, 4/5, 5/6, 8/9, 9/10

Output

Output frequency range 45...862 MHz
Output frequency steps250 kHz
Frequency stability±30 MHz
Output channel bandwidth (coupelt)7/8 MHz
Output level90...105 dBµV (1 dB-steps)
Amplitude response (O-E)±1 dB
Spurious suppression>58 dB
TV standards B/G, D/K, I, L, M, N
Video Standard PAL, SECAM, NTSC
Video formats 4:3/16:9/4:3 Zoom
Video decoder MPEG 2 MP@ML, MPEG 4 H.264
audio decoding MPEG 2 (L1/L2), Dolby (AC3, EAC3)
Video-S/N>57 dB
Audio-S/N>50 dB

Connectors

F-socket2 pcs. (HF in, HF out)
Common Interface for Descrambling1 pcs.

General data

Power consumption
LNB supply voltage 12 V
LNB electrical power supply0.9 A
Dimensions (width x height x depth)29,5 x 105 x 253 mm
Operating temperature range -20...+55 °C



Footer navigation