Home Products Company Where we are     Contacts	SP3000 / Analog TV TRAMSMITTER dv-sp750 digital tv transmitter   TECHNICAL SPECIFICATION Sinthetized AM Modulator standard PAL B/G or NTSC or DVB-T Programmable sinthetized IF/CH Up Converter AGC and ALC control with peak detector Combined carrier wideband solid state amplifiers (LDMOS Tech.) 3dB start and full power automatic switching, A.L.C. locked amplifier with peak detector Switching power supply with PFC Control and protection circuits: temperature, WSWR, Over-driver Forceid air cooling system with start at 30°C No maintenance Modular and compact construction in a 19” rack cabinet Output Notch band-pass Cavity Filter Video input   Audio input   Impedance 75 Ohm Impedance 600 Ohm Input level 1Vpp adj. Input level 0 dBm +/- 6 dB White/Sinc level 95%     Modulation limiter White clipper     Connector BNC female     Sync pulse compression < 3%     S/N ratio > 55 dB             General Data   RF Output   Operating temperature -10 °C to +40°C Harmonics -60 dB or better Max humidity 90 % Spurious emission -60 dB or better with output filter Power supply 100-260V AC - 50 Hz     Protections SWR - Max Temperature Over driver Frequency band I - III - IV - V     Out RF 3 kW p.s. - 750W rms Output Impedance 50 Ohm Intermodulation -58 dB Working class A+AB ALC 20 dB Power consumption 4.8 kW (-3 dB start and full power automatic switching)   Dimensions H. 90 cm W. 54,5 cm D. 55 cm
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