8in1 channels complete channels agile modulator Good ground with CATV system needed
Negotiable /Piece
Min.Order:1 Piece
Shenzhen Detaik Technology Co., Ltd.
JM-50168 NTSC, PAL 16 Channels Adjacent Frequency Modulator / catv headend
JM-8800 SAW Filtered TV Modulator / CATV Headend / CATV Modulator
High quality 4channels CATV Headend CATV System 4in1 adjacent fixed Converter
Digital To Analogy Demodulator 16channels adjacent fixed modulator/16channels Agile Modulator
8in1 8 channels agile modulator Good ground with CATV system needed
Features
1.Microprocessor control.
2.Audio/Video dual phase lock.
3.High quality SAW filter.
4.High RF output level and high reliability.
5.SMD technology ensures stability.
6.Wide range power supply.
7.Embeded with 4 fixed channel modules.
8.Standard 19’, 1RU.
Specifications
Output Frequency | MHz | 45—860 |
Output RF Level | dBµV | ≥90 |
Spurious Supersession | dB | ≥60 (RF out level at max.) |
RF Out Return Loss | dB | ≥13 |
Video Modulation | % | 87.5(Video Input Level @ 1Vp-p) |
Video Flatnes | dB | ±1.2 |
Differential Gain | % | ≤3 |
Differential Phase | ° | ≤3 |
Video S/N | dB | ≥60 |
Chroma Luminance Delay Δt | ns | |Δτ|≤45 |
Video-Audio Frequency Separation | KHz | 6500±2(PAL-D/K);6000±2(PAL-D/I) |
Video Frequency Accuracy Δf | KHz | ≤5 |
Audio Frequency Deviation | KHz | 50 |
Audio Distortion | % | ≤1 |
Audio S/N | dB | ≥60 |
Audio Pre-Aggravate | µs | 50 |
Power Supply | V | AC 90~264±10% |
Working Temperature | °C | 5—50 |
Relative Humidity | % | ≤85 |
Working Air Pressure | Kpa | 86—106 |
Dimensions | mm | 483x140x45 |
Weight | Kg | 2 |