Low Power FM – LPFM
250W Professional FM Radio Transmitter
250 W FM Mono / MPX / Stereo Transmitter
FREQUENCY RANGE 87.5 ÷ 108 MHz MODULATION FM EMISSION CLASS F3E VCO TUNING 25 MHz FREQUENCY STABILITY ± 2.5 ppm SYNTHESIZER STEP 100KHz POWER OUTPUT 0 ÷ 250 Watts SPURIOUS EMISSION < – 80 dB or better HARMONIC EMISSION < – 70 dB STEREO SEPARATION > 55 dB @ 1KHz DISTORSION < 0.1 % (typ. 0.06%) @ 1KHz BASE BAND 30 Hz ÷ 60 KHz within 0.15 dB UNWEIGHTED S/N RATIO >80 dB (30Hz ÷ 15KHz 50 µS RMS) ASYNCRONOUS AM S/N Ratio > 70 dB Ref. 100% AM 400Hz SYNCRONOUS AM S/N Ratio > 65 dB with FM @ 75KHz @400Hz PRE-ENPHASIS 50 OR 75 µS int. selectable RF OUT CONNECTOR N-F 50 Ohm MPX INPUT CONNECTOR BNC-F MPX INPUT IMPEDANCE 2 KOhm SCA INPUT CONNECTOR 3 BNC-F COOLING Forced Air OP.TEMPERATURE RANGE -10 ÷ 45 °C MAXIMUM HUMIDITY 90 % AC SUPPLY 100 ÷ 240 VAC – 47 ÷ 63 Hz DIMENSION 3 unit rack 19″, 360mm depth WEIGHT 12 Kg
250 watt FM Transmitter / FM Exciter
