318m Luxurious Fixed Channel Modulator

Features of 318M Luxurious Fixed Channel Modulator:
1. Intermediate frequency, high functional index.
2. Be processed with 3 SAW filters.
3. PLL technique is applied to audio and RF local
oscillatori high frequency stability and high accuracy.
4. MMIC circuits are on key parts and SMT technology is
applied to the overall unit.
5. Digital display channel number.
6. Output adopts screw filters.
7. Intermediate frequency input and output ports.
8. With high security and high temperature stability.
9. Output level adjustment and A/V adjustment on front panel.
10. Luxurious housing.
11. NTSC type stereo function.
Video
Frequency Input Level : 0.6 ~ 1.5Vp-p
Input Impedance : 75 IC
Input Reflection : 30dB min
K coefficient : 4 % max i 2T pulse i
Video s/n 50dB
C/L Delay 40nsec
Frequency Response : A 1dBi 25Hz ~ 5.8MHzi
Differential Gain : A 4 % i modulation 87.5 i
Differential Phase : A 4 A

Audio
Frequency Input Level : -10 ~ 10 dBm
Input Impedance : 10KIC min
Frequency Response : A 1dBmaxi 40Hz ~ 15KHzi
Distortion : 0.5 %
Signal to Noise Ratio : -60dB
Audio Picture Interval According to the style
Power Supply
supply Voltage : AC 100-250V
Reflection Output Frequency Range : 45-870MHz
Frequency Accuracy : A 5KHz
Output Level 113 dBmVi <550MHzi 110 dBmVi 3550MHzi
Out of Band Suppression : a Y 60dB
Side-band Suppression : a Y 65dB
Output Impedance : 75 IC
Video to Audio Carrier Ratio : -10dB ~ 10dB