The SZI 1029 is a 5-W high-power radiator for use with all wideband and narrow-band modulators. The radiator is automatically switched on by the RF carrier and can cover areas of up to 800 m² in single-channel operation. High-quality GaAlAs
transmitting diodes have been arranged in 12 independent groups to ensure reliable transmission. A malfunction indicator is triggered when the radiating power is reduced by more than 30 %.