Richardson Electronics has introduced SBS FM30 - 30W FM exciter. The SBS FM30, 30W FM exciter is a top specification broadcast 30W FM exciter that is also ideally suited to use as a low power stand alone transmitter.
The SBS FM30, 30W FM exciter use of wideband design techniques means that frequency adjustment is easily achieved by internally set, direct reading dial switches, no further tuning is required.
The SBS FM30, 30W FM exciter uses the renowned sbs ultra linear modulator to give sound reproduction with freedom from overshoots and artifacts. The SBS FM30, 30W FM exciter will operate into any load without damage, as its VSWR cut back circuit protects the power amplifier stage from adverse operating conditions. The SBS FM30, 30W FM exciter front panel metering shows forward and reflected power, together with internal voltages and the modulation level.
Additionally, a front panel monitor point for RF output is provided. Quick-view status monitoring using dual colour LEDs indicates that PLL lock, forward power and reflected power are within a preset tolerance. The rear panel includes a remote control/monitoring socket that allows carrier muting and status signalling to an external system. Conservatively rated components and a switch mode DCDC converter are used to ensure high reliability and to give good efficiency. The SBS FM30, 30W FM exciter is in service with broadcasters worldwide, giving many years of trouble free service.
The FM30 is built to exceed the requirements of ETSI 300 384: January 1995, Radio broadcasting systems standard for VHF FM sound broadcasting transmitters, specifying equipment for radio transmission.