Broadcast EB250 Low-Power 250W FM Exciter

Broadcast EB250 Low-Power 250W FM Exciter

FREQUENCY RANGE:87.5÷108 MHz

MODULATION:  FM

EMISSION CLASS: F3E

VCO TUNING: 25 MHz

FREQUENCY STABILITY:  ± 2.5 ppm

SYNTHESIZER STEP:10KHz

POWER OUTPUT:  0 ÷ 250 W (max.270W)

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 uS 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 by brushless fan

OP.TEMPERATURE RANGE:  - 10 ÷ +45 °C

MAXIMUM UMIDITY: 90 %

AC SUPPLY:  100 ÷ 240 VAC - 47 ÷ 63 Hz