
Bộ Điều Chế AV-RF WAM-880SL





| RF | |
| Output Frequency Range | 47~860 MHz Adjustable |
| Output Level | ≧60dBmV |
| Output Level Range | 15dB, Continuously Adjustable |
| V/A Carrier Power Ratio | 15/20dB Selection (+/-2dB) |
| Spurious Harmonics | 60dB typical |
| Output Impedance | 75Ω |
| Frequency Accuracy/Stability | Within ±5KHz (Meets F.C.C. Socket 21006 specs) |
| Video Modulation Depth Indicator | Set @87.5%, Adjustable to 90% Typical |
| C/N ratio In Channel | ≧-62dB |
| C/N out of Band | 60dB typical |
| VIDEO | |
| Input Level | 1.0Vp-p (Load) |
| Input type | F-type, Composite Video Negative Sync |
| Video Frequency Response | ±1dB |
| Modulation (Set @87.5%) | 0~95% Adjustable with over modulation Indicator |
| Input Impedance | 75Ω |
| Video Signal S/N Ratio | Typical 60dB |
| AUDIO | |
| Input Level | 1Vp-p for ± 30KHz Dev |
| Input type | F-type, Composite Audio |
| Audio Frequency |
NTSC: 4.5±5KHz above Video
PAL-D: 6.5 ± 5KHz above Video
PAL-B: 5.5MHz ± 5k above Video
PAL-I: 6.0 ± 5KHz above Video
|
| Audio Frequency Response | ±1dB |
| Input impedance | Hi impedance |
| Pre-emphasis | 50 μSec, 75 μSec (NTSC) |
| BTSC Stereo/Mono (NTSC only) | Field Defeat Audio Pre-emphasis for BTSC Baseband Input |
| Modulation | ~25KHz±2KHz adjustable with over modulation Indicator |
| GENERAL | |
| Power Requirement | 90~260V AC 50/60Hz |
| Temperature Range | 0~50°C |
| Rear Panel Connectors | F type for Video/Audio In, RF out |
| Dimensions | 19”(L)x8.1”(W)x1.75”(H) |
| Packing | 1 Set/Inner Box , 5 Set/Carton/11kgs/2.8 cuft |
Bộ Điều Chế AV-RF WAM-880SL