説明
catv amplifier 40db trunk catv amplifier/receiver
It adopts high-output Philips microwave component amplifier, perfect fore-and-aft power doublers and fore-and-aft independent forward and reverse test ports suitable for bi-directional distribution network.
| アイテム | Unit | SR831 Series | ||
| Forward Transmission | ||||
| Frequency Range | MHz | (45)87~550 | (45)87~750 | (45)87~862 |
| Rated Gain | dB | 24 | ||
| Min Fill Gain | dB | ≥24 | ||
| Rated Input Level | dBμV | 72 | ||
| Rated Output Level | dBμV | 96 | ||
| Flatness in Band | dB | ≤±1 | ||
| Noise Figure | dB | ≤10 | ||
| Return Loss | dB | ≥14 | ||
| C/CTB (84 PAL-D) | dB | ≥57 | ||
| C/CSO (84PAL-D) | dB | ≥56 | ||
| Signal to Noise Ratio | dB | ≥66 | ||
| Voltage Stroke | KV | 5(10/700μS) | ||
| Backward Transmission | ||||
| Frequency Range | MHz | 5~(30) 65 | ||
| Rated Gain | dB | 18 | ||
| Flatness In Band | dB | ≤±1 | ||
| Noise Figure | dB | ≤12 | ||
| Return Loss | dB | ≥12 | ||
| MAX Output Level | dBμV | ≥110 | ||
| Carrier to second order inter modulation ratio | dB | ≥52 | ||
| Carrier alternate noise ratio | dB | ≥66 | ||
| General Response | ||||
| Power Voltage(50Hz) | V | 220±15% OR 60 | ||
| Power consumption | VA | 10 | ||
| Dimension | Mm | 235(L) x 140 (w) x110(h) | ||