search & rescue, cospas-sarsat beacons, direction finders, datum marker buoys, telemetry & tracking,miniaturized argos satellite transmitters, goes satellite transmitters, novatech vhf beacons & xenon flashers, 2.4 ghz spread spectrum industrial radio modems

seimac has been in business for over 25 years, providing radio and data acquisition products for global customers in the research, military, search and rescue, and oil and gas industries.