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Hangzhou Hangchun Radio & TV equipment Co.Ltd.
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TV Transmitter
| Place of Origin: | , China (Mainland) |
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Product Detail
FEATURES
Combined amplification design,ready for digital
Dual exiter(import exciter or domestic exciter)
Configuration with automatic switcho
FEATURES
Combined amplification design,ready for digital
Dual exiter(import exciter or domestic exciter)
Configuration with automatic switchover
Power amplifiers use high-power LDMOS produced by PHILIPS(or MOTOROLA)
Use import high performance switching power supplies.
Large screen chinese liquid crystal display.it can be controlled by computer
Perfect protecion circuits for over-current,over-voltage,
Over-power,over-VSWR,over-heat etc
Air-cooling system
1KW-10KW SOLID STATE TV TRANSMITTER
SPECIFICATIONS
RF Specifications Frequency Range:
Any appointed TV channel Output power:1KW.3KW.5KW.10KW
Modulation index:87.5%
Vision/sound Power RATIO:10:1
Vision output power stability:±0.25dB
In-band inter-modulation:≤-52 dB
VISION SPECIFICATONS
Video input impedance:75Ω
Video input level:1.0Vp-p
Vision carrier frequency stability: ±200Hz/month
Group delay-frequency response: ±50ns
Luminance nou-linearity distortion:<10%
Differential gain(DG): ±5%
Differential phase(DP): ±40
C/L gain difference: ≤10%
C/L delay difference: ±30ns
Signal to random noise ratio S/N:≥52 dB
SOUND SPECIFICATIONS
Audio input:0dBm±6 dBm
Input impedance:600Ω balanced/10kΩ selectable
Maximum frequency deviation: ±50KHz
Pre-emphasis:50us
FM S/N ratio: ≥62dB
Harmonic distoriton:1%(30Hz-15KHz)
AMPLITUDE/FREQUENCY RESPONSEF
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1
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-4.43
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-1.25
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-0.75
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-0.5
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0
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+1.5
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+3
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+4.5
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+6
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+6.5
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Capacity
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-30/-
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-20/-
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+0.5/-4
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+0.5/-1.5
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+0.5/-0.5
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0
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+0.5/-1
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+0.5/-1
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+0.5/-4
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-20/-
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SERVICE CONDITONS:
A mbient temperature range:5-40℃
Relative temperature:<95% non condensing
Mains power supply:phase 220V (or 380V) ±20% 50Hz±1Hz
Cooling mode:air coolingRelated Search
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Company Info
Hangzhou Hangchun Radio & TV equipment Co.Ltd. [China (Mainland)]
Business Type:Manufacturer
Country/Region: China (Mainland)
