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QAM 12
The QAM 12 EM headend converts 12 SAT transponders into 12 DVB-C-channels. The built-in switch matrix allows for a quick and simple installation, as just four SAT levels need to be connected..
- Brand:
Polytron
-
Code: QAM 12
Available
| Technical Data | ||
| Type | QAM 12 | QAM 12 EM |
| Article no. | QAM 12 - 5552010 | QAM 12 EM - 5552020 |
| Input level | 50–80 dBµV | |
| LNB supply | 12 V / max. 2 x 250mA | |
| SR DVB-S / QPSK | 1–45 MS/s | |
| SR DVB-S2 / QPSK | 1–45 MS/s | |
| SR DVB-S2 / 8PSK | 1–37 MS/s | |
| Modulation type DVB-C | (in accordance to the DVB standard) | |
| Signal constellation | 16QAM, 32QAM, 64QAM, 128QAM, 256QAM | |
| Symbol rate | 1–7,2 MS/s | |
| Bandwidth | 7 / 8 MHz (depending of the Symbolrate) / a=0,15 | |
| Data rate | max. 53 Mbit/s | |
| Output | ||
| Output frequency range | 112–862 MHz | |
| Output level | 90 dBВµV | |
| Channel attenuation | 0...12 dB | |
| MER | ≥ 40 dB | |
| Power consumption | inkl. 500 mA LNB: < 60W | |
| Operating voltage | 180...265 V~ | |
| Operating temperature | 0В°-45В° C | |
| Dimensions (H x D x W) | 360 x 125 x 380 mm | |
