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CATV Modulator: Luxurious Fixed Channel Modulator
| Place of Origin: | Guangdong |
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Company Profile
| Location: | Shenzhen, Guangdong, China (Mainland) |
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| Business Type: | Manufacturer, Distributor/Wholesaler |
Product Detail
| Model No.: | CG-SK318M |
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| Brand Name: | cogo-st |
| Certificate: | ce, fcc |
| Export Area: | worldwide |
Product Description
Specifications | ||
Reflection | Output Frequency Range | 45-870MHz |
Frequency Accuracy | ± 5KHz | |
Output Level | 113 dBmV(<550MHz)110 dBmV(³550MHz) | |
Out of Band Suppression | ≥ 60dB | |
Side-bandSuppression | ≥65dB | |
Output Impedance | 75 Ω | |
Video to Audio Carrier Ratio | -10dB ~ 10dB | |
Video Frequency | input level | 0.6 ~ 1.5Vp-p |
input impedance | 75 Ω | |
input reflection | 30dB min | |
k coefficient | 4 % max ( 2T pulse ) | |
video s/n | 50dB | |
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 | ± 1dBmax(40Hz ~ 15KHz) | |
distortion | 0.5 % | |
signal to noise ratio | -60dB | |
audio picture interval | 4.5MHz | |
Power Supply | voltage | 110V±10% AC |
Features | ||
1. Intermediate frequency, high functional index; being processed with 3 SAW filters; 2. PLL technique is applied to audio and RF local oscillator,high frequency stability and high accuracy; 3. Adopt MMIC circuits on some key parts and SMT technology is applied to the overall unit.; 4. LED display; 5. Adopt screw filters for output; 6. Intermediate frequency input and output ports; 7. With high security and h stability in hight temperature; 8. Output level adjustment and A/V adjustment was designed on the front panel; 9. NTSC type stereo function. | ||
