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TV
Transmitter
Technical Characteristics |
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General Characteristics
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Storage temperature
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- 40°C to + 70°C
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Operating temperature
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0°C to + 45°C
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Relative humidity
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85 %
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Power supply
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220 V ± 10 % AC @ 50 Hz
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RF Characteristics
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Output frequency range
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|
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VHF B3
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170 MHz to 230 MHz
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UHF B4/5
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470 MHz to 862 MHz
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Output power
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2 W to 300 W
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Output connector type
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N
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Output impedance
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50 W
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Permitted load VSWR
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< 1.35
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Undesired products and harmonics level
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< - 60 dBps
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IMD3 in channel products level
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< - 62 dBps
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IMD3 products measuring conditions
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Vision
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- 8 dBps
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Sound
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- 10 dBps
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Colour
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- 16 dBps
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Frequency precision
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± 500 Hz
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Emission class
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C3F neg., F3E
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TV standards
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Upon request
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Colour transmission system
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PAL
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Video Characteristics
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Input connector type
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BNC, chassis isolated
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Input impedance
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75 W
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Input matching, s11
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< - 30 dB
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Input level
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1 Vpp
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Video bandwidth
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25 Hz to 5 MHz, ± 0.25 dB
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Differential gain
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³ 0.90
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Differential phase
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< ± 3°
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Luminance linearity
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³ 0.85
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2T pulse
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£ ± 1 %
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Tilt 50 Hz square wave
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£ ± 2 %
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Group delay tolerance
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± 50 ns
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Effective S / N ratio
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> 56 dB
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Peak value of S / N ratio
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> 40 dB
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White level clipping
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105 %
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Hum and disturbance suppression
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< - 50 dB
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Audio Characteristics
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Input connector type
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Cannon
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Input impedance
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600 W,
balanced
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Input level
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Adjustable from – 6 dB to + 6 dB
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Audio bandwidth
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From 40 Hz to 15 kHz, ± 0.25 dB
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Pre-emphasis
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50 ms
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Total harmonic distortion
(THD)
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< 1 %
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2nd and 3rd
order intermodulation distortion (IMD)
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< 1 %
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S / N ratio, non-weighted
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60 dB
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S / N ratio, CCIR weighted
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63 dB
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Audio carrier S / N ratio
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60 dB
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