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JM-860 4 in 1 4 Channel Fixed Headend Equipment CATV Modulator
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Product Details
Place of Origin | Guangdong, China | Brand Name | Detaik | |
Model Number | JM-860 |
Product Description
JM-860 4 in 1 4 Channel Fixed Headend Equipment CATV Modulator
Product Description
First, technical characteristics:
- compact size, easy installation;
- microcomputer control, image sound two-phase locking;
- IF SAW filter treatment, VSB gifted;
- high output, high reliability;
- wide range of linear power supply;
- use of SMD technology, machine stability.
Second, technical parameters:
- Output frequency range MHz 48-607
- RF output level dBμV ≥ 105
- Parasitic output rejection ratio dB ≥ 60 (maximum output frequency)
- RF Output Return Loss dB ≥ 13
- 87.5% video modulation (video input level 1Vp-p)
- Video-band flatness dB ± 1.2
- Differential gain% ≤ 3
- Differential Phase ° ≤ 3
- Video signal to noise ratio dB ≥ 60
- Color / bad light delay t ns | τ | ≤ 45
- Images, sound frequency spacing KHz 6500 ± 2 (PAL-D / K); 6000 ± 2 (PAL-D / I)
- Image carrier frequency accuracy of f KHz ≤ 5
- Audio Frequency Modulation KHz 50
- Audio Total Harmonic Distortion% ≤ 1
- Audio signal to noise ratio dB ≥ 60
- Audio pre-emphasis μs 50
- Power supply V AC 90 ~ 264 ± 10%
- Ambient temperature 5-50
- Relative Humidity% ≤ 85
- Working environment at atmospheric pressure Kpa 86-106
- Overall dimensions mm 483 * 140 * 45
Contact Us
- Shenzhen Detaik Technology Co., Ltd.
- Contact nameRosemary Liu Chat Now
- Phone086-755-83987065
- AddressRoom 29H,Duhui Elecrtonic Building,Futian Districe, Shenzhen, Guangdong
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