产品参数
| Place of Origin:Guangdong,China | ||||
| Model Number:GDAMP-044 (GBIDA-40-1200(42/85/204) | ||||
| Parameter | Forward | Reverse | Units | Notes |
| Bandwith | 54/102/256-1220 | 5-42/85/204 | MHz | |
| Gain | 38 | 27 | dB | |
| Flatness | ±1 | ±0.75 | dB | |
| Return loss | -14 | -16 | dB | |
| RF test point | -20±1 | -20±1 | dB | In/out |
| Equalizer control range | 0-18 | 0-18 | dB | |
| Atennuator control range | 0-20 | 0-20 | dB | |
| Reference output level | 48 | 46 | dBmv | |
| CTB | -66 | dBc | 33/48 dBmv (15dB Tilt 54/1220MHz) output level, 79 NTSC channels, digital at -6dB from 550MHz up to 1.2GHz | |
| CSO | -65 | dBc | ||
| DTO | -72 | dBc | f1=13MHz,f2=19MHz 46dBmV per tnoe | |
| DSO | -60 | dBc | ||
| Hum modulation | -65 | -72 | dBc | |
| Noise Figure | 6 | 6 | dB | |
| Group delay | ≦35(3.58MHz span) | ≦35(3.58MHz span) | nsec | |
| Surge Withstand | 6KV, 3KA | In/out port | ||
| Power adaptor | Input 100-240 50-60Hz | Output 24 Vdc 1A | ||
