| 是否提供加工定制 |
是 |
型号 |
JM-50161 |
| 重量 |
12（kg） |
电压 |
220（V） |
| 外形尺寸 |
54*25.8*25.5（cm） |
包装 |
纸箱 |
| 输出频率范围 |
49-871MHz |
| |
It is small size modulator platform which is made of 16 modulator units.It is 19" standard frame.Features:Small size frame to save space.MCU control,Audio/Video dual phase-lock.Excellent IF SAW filter to get excellent Audio and Video Linearity.Fixed Channel in48-560MHz or 49-871MHz.High putput level,out-band restrain over 65dB.SMD,ultra stable operaton.Switch power supply for broad input power voltage.Can install 12pcs modulator units and 1pc power supply unit(16pcs modulator units when without power supply).Output Frequency Range 49-871MHzRF Output Level ≥ 110dBμVParasitic output rejection ratio ≥ 60(Maximum output frequency)dBRF Output Retum Loss ≥ 13dBVideo transfer system 87.5% (Video input level1Vp-p)Video-band Flatness ± 1.2dBDifferential gain ≤ 3йЗDifferential Phase ≤3ºVideo signalto noise ratio≥ 60dBClour/Light time delay difference ≤ 45nsImage/sound carrier power ratio (V/A) 1020 Continuously adjusttableImage,soundfrequency spacing 6500±2PAL-D/K5500±2PAL-B/G4500±2NTSCThe accuracy of the image carrier frequency ≤5KHzAudio Frequency Modulation 50 KHzAudio total harmonic distortion ≤ 1геAudio signal to noise ratio ≥ 60dBAudio pre-emphasis 50μsPower Supply AC 220±10геVAmbient temperature 550Relative humidity ≤ 85геAtmospheric pressure working environment 86106 Kpa
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