Frequency link between two mine sites
05 September, 2007Macarthur Coal wanted to install a new repeater, MV122 100 Mbps plus 4 x E1 licensed frequency link from Moorvale Mine site to Coppabella Mine, both open-cut workings.
Low noise amps
18 October, 2006Hittite Microwave Corporation has released two GaAs pHEMT MMIC low noise amplifiers which are suitable for mobile/3G base station and repeater applications. The HMC376LP3E and the HMC382LP3E operate from 700 to 1000 MHz and 1700 to 2000 MHz. They require little or no external matching and are footprint/pinout compatible such that a single PC board design can be used to implement either part number.
Digital portable repeater
27 September, 2004Pacific Wireless Communications has released the RDX3588 Rapid Deployment X-Ponder covering the 403-520 MHz band. Designed specifically for use by Law Enforcement and Emergency Response Agencies worldwide, the ruggedised unit can operate on either P25 digital or analog 12.5/25 kHz channels. Secure users can take advantage of the digital DES-OFB and/or Motorola XL series algorithm capabilities.
Base station/repeater
23 February, 2004The Kyodo KG510 is a base station/repeater for use on 35 MHz VHF frequency bands.
