TLM2-458-5

Hartcran House, 231 Kenton Lane, Harrow, Middlesex, HA3 8RP, England Tel: +44 (0) 20 8909 9595, Fax: +44 (0) 20 8909 2233, www.radiometrix.com TLM2-458-5 PRELIMINARY Issue A, 08th October 2009 NBFM Multi-channel 500mW UHF Transmitter The TLM2 transmitter module offers a 500mW RF output in the UK 458MHz. This unit is ideally suited to applications where existing lower powered transmitters provide insufficient range. The TLM2 transmitter is a multi-channel, narrowband design, suitable for licensed and unlicensed UHF allocations. Together with a matching LMR2 receiver a one-way radio data link can be achieved over a distance of well over 5km (with a suitable antenna). Figure 1: TLM2-458-5 Features ! ! ! ! ! ! Conforms to EN 300 220-3 and EN 301 489-3 PLL Synthesized transmitter with TCXO Data rates up to 5 kbps for standard module Usable range over 5km Fully screened User configurable via RS232 interface Low power requirements ! Applications ! ! ! ! ! ! Handheld terminals On-site paging system (e.g. Nurse call pagers) Heavy vehicle/machine remote controls Data loggers Industrial telemetry and telecommand High-end security and fire alarms Vehicle data up/download ! Technical Summary ! ! ! ! ! ! Operating frequency: 458.525 - 459.1MHz (standard) or 458.8 - 459.3MHz and 461.3MHz (for paging) 32 channels Transmit power: +27dBm (500mW) nominal Supply range: 6V - 9V Current consumption: 350mA transmit,