Radio data modules, radio modems and telemetry
Radio-Tech, Radio Modem, Automatic Meter Reading, Sub-metering, Legionella monitoring, Legionella management, Legionella screening, Intelligent street lighting, Bus telematics, Rail temperature monitoring Global net,Fixed network, Drive-by metering, Energy Management, Smart View, Smart Log, Transmitter, Receiver, Pulse Counting, Food Temperature Monitoring
http://www.radio-tech.co.uk

OEM Data Radio Products
Manufactures low-cost license free OEM data radio modems for the 902-928 MHz and 2.4 GHZ ISM bands.
http://www.coyotedatacom.com

Adcon Telemetry AG
Manufacture a range of radio modems and boards based on digital data radio for the OEM market. Includes an overview of products and applications, investor information, and trade shows.
http://www.adcon.at/

Radio Data Technology Limited
RDT is a UK company specialising in, radio modems, radio telemetry, wireless video, radiotelemetry, for applications such as, traffic, water, utilities, agriculture, transport, security, industrial automation, SCADA
http://www.radiodata.co.uk/

Dataradio Inc.
CalAmp designs and manufactures wireless devices for industrial applications using a variety of technologies, including CDMA (1xRTT & EV-DO), GSM (GPRS) modems for cellular networks, UHF, VHF, and 900 MHz modems for private licensed and unlicensed networks., CalAmp provides wireless communications solutions that enable anytime/anywhere access to mission-critical data and content. The Company serves customers in the public safety, industrial monitoring and controls, mobile resource management, public utilities, and direct broadcast satellite markets.
http://www.dataradio.com/

Raveon Technologies
Your source for reliable wireless data radios. Raveon manufactures ISM, MURS, VHF, and UHF data radio modems for telemetry, irrigation, AVL, SCADA, and many other wireless applications
http://www.raveontech.com/

Racom Ltd.
Designs and produces radio modems and related devices for wireless data networks covering frequencies from 140 to 900 MHz.
http://www.racom.eu/

Westermo Sales
Westermo is your premiere supplier of high quality, robust data communications equipment designed for harsh industrial applications. They manufacture a wide range of industrial GSM, GPRS, PSTN and ISDN modems.
http://www.westermosales.com

Tigertronics
Designs and manufactures packet radio and telemetry modems for the commercial and amateur radio markets.
http://www.tigertronics.com/

HAL Communications Corp.
Manufacturer of data communications modems and related equipment for the commercial, government and amateur radio market.
http://www.halcomm.com/