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CATV: Luxurious Fixed Channel Modulator (Adjacent)

Profile:Manufacturer - Producer|Ref:PSL47625YH | Country: China | Currency: | Export: No

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country : China

Reflection Output Frequency Range 45-870MHz
Frequency Accuracy ± 5KHz
Output Level 113dBV(550MHz)
Out of Band Suppression ≥ 60dB
Side-band Suppression ≥ 60dB
Output Impedance 75Ω
Video to Audio Carrier Ratio -10dB ~ -20dB
Video Frequency Input Level 0.6 ~ 1.5Vp-p
Input Impedance 75Ω
Input reflection 30dB min
K Coefficient 4 % max ( 2T pulse )
Video S/N 50dB( no emphasis )
C/L Delay 40nsec
Frequency Response ± 1dB( 25Hz  5.8MHz)
Differential Gain ± 4 % ( modulation 87.5 )
Differential Phase ± 4 °
Audio Frequency Input Level -10 ~ 10 dBm
Input Impedance 10KΩ min
Frequency Response ± 1dB max(40Hz  15KHz)
Distortion 0.5 %
Signal to Noise Ratio 60dB
Audio Picture Interval according to the TV system standard
Power Supply Voltage 220V or 110V
1. Intermediate frequency process, high functional index; SAW filters process;
4. Adopt MMIC circuits on some key parts and SMT technology is applied to the overall unit;
5. LED display;
6. Adopt screw filter for output;
7. With high security and stability in high temperature;
8. Output level adjustment and A/V adjustment was designed on the front panel;
9. PLL technique is applied to audio and RF local oscillator, with high frequency stability and accuracy;
10. We can offer ODM for customers.

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