Specifications Reflection Output Frequency Range 47MHz-870MHz variable Frequency Accuracy ± 5kHz Output Level ≥115 dB�� Out of Band Suppression ≥60dBc Side-band Suppression ≥60dBc Input Reflection 75 Ω 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 竊�2T pulse 竊�br /> Video S/N 50dB C/L Delay 45nsec Frequency Response ± 1dB Differential Gain ± 4 % 竊�modulator 87.5 % 竊�br /> Differential Phase ± 4° 竊�modulator 87.5 % 竊�br />Audio Frequency Input Level -10 ~ 10 dBm Input Impedance 10KΩ min. Frequency Response ± 1dB max. 竊�40Hz ~ 15kHz 竊�br /> Distortion 1 % Signal to Noise Ratio -60dB Audio Video Different according to the TV system standard Power Supply Voltage 110 ~ 245V Features 1.High quality SAW filter process, low noise figure can avoid system CNR worse; suitable for professional CATV system; 2. Intermediate frequency modulated and adopt 3 SAW filters, low spur out of band; 3. Audio intermediate frequency process, high frequency video process. MCU technique is applied to audio and local oscillator to ensure high performance and stability; 4. Adopt modularization for output impulse and SMT technology is applied to MMIC circuit to ensure the unit in high reliability. IF input and output port for further operation; 5. LCD displays frequency, use up and down button to select channel or frequency; 6. Convenient control, frequency level adjustment was designed on the front panel; output level, A/V, volume and video index all adjusted by 32 steps variable respectively; 7. Intermediate frequency input and output port; 8. High efficiency SMPS; 9. We can offer PAL or NTSC system standard upon customer’s requests.