Technical Specification RF Feature Video Output Power(peak) 10W,20W,30W,50W,100W Audio Output Power according to Video Power) -17?dB Adjustable Output Frequency 8MHz from 2500-2700MHz Output Impedance/Interface 50 Ω/N-Type Output Return Loss ≥19dB Video Frequency Stability ≤?00Hz Phase Noise ≤-85dBc/Hz(@10KHz offset) Parasitical Carrier Phase Modulator ?? In-band Inter modulation Heft ≤-70dBc Out-of-band Noise Wave Heft ≤-65dBc Harmonic Resistance ≤-70dBc Hum Modulation ≤-60dBc Input Frequency 8MHz from 48.5-550MHz,or 38MHz of Intermediate Frequency Input Level 90dBmV?0dB Input Resistance/Interface 75 Ω/FL10-type Return Loss(Input) ≥15dB Video Feature Video Input Level 1Vpp Positive Pole Input Impedance/Interface 75 Ω/BNC Input Return Loss ≥20dB Modulator 87.5% In-band Flatness ≤1dB(from 0 to 6MHz) DG ≤3% DP ≤?? Chr/Lum Delay Inequality ≤55ns Chr/Lum Gain Inequality ?dB 2T Pulse/Bar Response ≤2% Video SNR ≥55dB Audio Feature Audio Input Level 0dBm(0.77V)?dB Input Impedance/interface 10K Ω/FL10,Unbalance FM SNR ≥60dB AM SNR ≥60dB Pre weight 50ms Max. Offset ?0KHz In-band Flatness ?dB(30Hz-15KHz in band) Distortion ≤1%(30Hz-15KHz in band) General Feature Working Temperature -10℃----45℃ Humidity 0-95% no frozen Voltage AC220V?0% 50Hz