Agile Frequency TV Modulator (ZY750M-J)

SPECIFICATIONS:
1. Frequency range of the output port: 47-860MHz;
2. 98 channel are adjustable, all TV channel have been set;
3. I2C bus control;
4. GaAs radio frequency device;
5. Each channel carrier frquency can be trimmed at 0.25MHz;
6. In the front board button control, all regulation parameters are shown by LED and regulated directly.
Parameter of ZY750M-J Agile Frequency TV Modulator
Parameter Specifications
Parameter Specifications
Video part
Input level(Vp-p)(V)0.7~1.4 Medium-frequency part
Video carrier medium frequency 38MHz
Input impedance(Ω) 75
Audio carrier medium frequency 31.5MHz
Remainder webbing bandwidth 0.75

Radio
Frequency (MHz)
Frequency range output port 49.75~847.25

Output level(dBm V)
Output level 55
Difference between color and bright (ns) 40 Output level adjustment (dB) -20~0

Video part
Input audio level (dbmV) +5~+25 Input impedance(Ω) 75
Aggravation before (μS) 50
Input impedance(Ω) 600

Frequency response(dB) . 0
Whole characteristics Working temperature -10~+40
Syntonic wave distortion(%) 1 Working humidity (%) 5~95
Frequency excursion(kHz) 1.0 Power supply voltage(V) AC220&10%
Medium-frequency part
Video medium frequency level (dbmV) 34 Power loss(W) 20
Audio medium frequency level(dbmV) 17 Dimension (mm) 482.5*320*44
Return loss (dB) 14
Weight (kg)
3.7