Detailed Product Description

Bbroadband UHF Transmitter,

10-2000w high power output,

UHF TV  transmitter.

• Rated Output Power: 10-2000W
• RF Specifications
• Television Standards PAL-D or other standards
• Frequency Range:  470MHz~860MHz (Can be specified as any channel)
• Video/Audio Ratio:  10:1
• RF Output Impedance:  50Ω Output Interface:  15/8;"Flange
• Frequency Stability:  500Hz/3months
• Output Power Variation:  ±0.25dB
• Inside-band Intermodulation:  ±52dB
• Stray Output In Adjacent-channel:  ≤-60dB
• Stray Output Out Adjacent-channel:  ≤-40dB
• Input Level 1 Vp-p
• Input Impedance:  75Ω
• Input Return Loss : ≥34dB(0MHz~5.5MHz)
• Modulation Mode Amplitude Modulation
• negative polarity
• Percentage of Modulation:  ≤87.5%
• Field-time Waveform Distortion:  ≤2
• Line-time Waveform Distortion:  ≤2
• 2T Sine-squared Pulse Distortion:  ≤2
• Luminance Non-linearity Distortion:  ≤10%
• Blacking Level Variation:  ≤±2.5
• Differential Gain:  ±5%
• Differential Phase:  ±5%
• C/L Gain Inequality ≤10%
• C/L Delay Inequality ±30ns
• Stochastic Sundry Wave S/N Ratio  (Root-Mean-Square , unweighted) 50dB   
• (Root-Mean-Square , weighted): 58dB
• Periodic Disturbance S/N Ratio  (Peak-to-peak )50dB

• Frequency Deviation ±50KHz
• Harmonic Distortion ≤1%30Hz~15KHz(100% Modulated)
• Amplitude-Frequency Characteristic ≤1dB30Hz~15KHz, 50us(50% Modulated)
• FM S/N Ratio 60dB (1KHz,100% Modulated)
• AM Noise ≤-50dB (Unmodulated)
• Inner-carrier Noise ≤-45dB (100% Modulated)
• Sync parasitic Am Modulation S/N 40dB
• Video to Audio Intermodulation : 10

Environmental Factors

• Working Temperature: -10~+45∩
• Relative Humidity 95%No condensation at 25∩
• Atmosphere Pressure: 86~106Kpa
• Cooling Forced air cooling
• Power Supply: 380V±15% AC 3 phase 50Hz±1Hz
• Machine Room Few dust, No oscillation and impact
• Dimensions: 2000×600×900mm3