Chengdu Kangbo Photoelectric Engineering Technology Co., Ltd.
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Contact Us
  • Contact Person : Mr. Zhang Dongfan
  • Company Name : Chengdu Kangbo Photoelectric Engineering Technology Co., Ltd.
  • Tel : 0086-28-85362901
  • Fax : 0086-28-85374201
  • Address : Sichuan,Chengdu,1-213, 9 WUKE EAST 3 ROAD, WUHOU DIST, CHENGDU CITY, CHINA
  • Country/Region : China
  • Zip : 610045

1 KW All-Solid-State TV Transmitter

1 KW All-Solid-State TV Transmitter
Product Detailed
High performance All-Solid-State TV Transmitter Suitable with VHF and UHF

 

VHF

UHF

Rated Output Power

1KW

RF Specifications

Television Standards

PAL-D or other standards

Frequency Range

VHF ,

( Select one channel)

470MHz~806MHz ( Select one channel)

Video/Audio Ratio

10:1

Output Impedance

50Ω

Output Interface

   7/8 Flange

Frequency Stability

  ±300Hz/3months

Output Power Variation

 ±0.25dB

Inside-band Intermodulation

≤-52dB

Stray Output In Adjacent-channel

 ≤-60dB

Stray Output Out Adjacent-channel

≤-40dB

   Video Specifications

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 Value, unweighted: ≥50dB   

Root-Mean-Square Value, weighted: ≥58dB

Periodic Disturbance S/N Ratio

Peak-to-peak value: ≥50dB

Audio Specifications

Input Level

0dBm±6dB

Input Impedance

600Ω (Bal.) or  ≥2KΩ (Unb.)

Modulation Mode

FM

Pre-emphasis

50μs

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

single phaseAC220V\±15% 50Hz±10%

3 phaseAC380V\±15% 50Hz±10%

Machine Room

Few dust, No oscillation and impact

Dimensions

   1400(H)×600(W)×900(D)mm3

    

1 KW All-Solid-State TV Transmitter



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