The OMB EM 500 DIG PLUS 500W FM compact transmitter, EM 500 HE DIG PLUS COMPACT, has been created by the OMB center of development for high efficiency transmitters. Its flexibility, quality, compactness, together with its low electrical consumption make this 500W FM compact transmitter one of the best offered on the market today. This transmitter can be supplied with the following options:
– Stereo generator
– RDS
– Web server/SNMP telemetry
– AES/EBU digital audio input
MAIN ADVANTAGES:
– Typical AC efficiency >73% and typical RF efficiency of 82%
– An amplifying module of 600W with robust LDMOS transistor of the latest technology
– Memory recording of events
– Speed control of cooling fans according to temperature of power modules so as to optimize consumption and to decrease acoustic contamination
– Advanced protection against load mismatches without transmission cuts and fast protection in case of excessive reflected power and/or excessive input power
– Analog telemetry, digital remote control and telemetry RS232, remote control by opened/closed contacts
– Low pass filter, Mains EMI filter and internal single-phase transient suppressor
– Automatic power reduction at night
– Automatic power reduction in case of high temperature, the equipment returns automatically to its rated power value when the temperature reaches back an average value
– Automatic power reduction in case of excessive reflected power
– Automatic voltage control for efficiency optimization
