1KW TV broadcasting transmitter for professional TV station
Product characteristics:
The transmitter includes power level from 50w to 1kw
The DVB/DVB-T2 repeater, includes power level from 10w to 200w
Which can realize network broadcast.
The power amplifier unit has high gain, high stability, high efficiency and high redundancy;
The exciter linear, non-linear automatic pre correction function can realize the high performance of the transmitter.
The MCU control system can accurately protect transmitter from damage caused by over-current, over-voltage, over-VSWR, or over-temperature.
1KW DVB-T2 transmitter Parameters
Technical Description:
Frequency: 48~860 MHz
Bandwidth: 7 MHz/8 MHz
Channel modulation: COFDM
Subcarrier modulation: QPSK(4QAM)/16QAM/64QAM/256QAM
FFT mode: 1k,2k,4k,8k,16k,32k
Guard interval: 1/4, 1/8, 1/16, 1/32, 1/128, 19/128, 19/256
FEC: 1/2, 2/3, 4/5, 5/6
MER: ≥36dB
Power in adjacent in-band: ≥-45dB
Power in adjacent out-band: ≥-60dB
Power stability ±0.5dB
Frequency step: 0.1Hz
Shoulder attenuation: fc±4.2MHz ≥-36dB
Spectrum flatness: fc±3.591MHz -0.5dB~0.5dB
Frequency stability: ≤1×10-7
Output impedance: 50Ω
Output connector: φ40
Power: 1KW (60 dBm)
Operating temperature: -20~45℃
Size: 600mm*900mm*1700mm
Reference range: 30km-40km
Weight: 200kg
Power supply : AC380V 50/60Hz According to customer requirements.
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