Text message could prevents heart attack
03 October, 2007 by Elizabeth Latham, JournalistWearing your heart on your sleeve has long been thought of as something for young fools in love, but new research has shown it may save your life
Bridge routers
05 September, 2007Wave1's latest 5.8 GHz wireless bridge router with data rates up to 108 Mbps has data throughput via full/half duplex 10/100Base-T, operating in the class licence 5.8 GHz band.
RFS earns Huawei supply awards
24 August, 2007Huawei has presented two awards to Radio Frequency Systems in recognition of its service and supply record.
Communications software
03 August, 2007The 8920 RF comms test set software adds PC connectivity by providing screen capture, cable fault location and many other capabilities essential for the installation and maintenance of two-way radio systems.
Bubbler depth measurement
03 August, 2007The Bubbler is a radio licence-exempt wireless liquid level monitoring system for up to four remote dams/bores/rivers/tanks at separate locations within a 5 km range.
Macau casinos adopt wireless services
27 June, 2007A recent investment boom in the Chinese city of Macau has seen a number of local and international casino chains open luxurious hotel and casino resorts. These developments incorporate high-rise hotels, gaming floors, shopping arcades, exhibition centres and even indoor sports stadiums.
Shanghai facility to include research and development
14 June, 2007RF Micro Devices has announced the addition of a research and development (R&D) centre in the company's Shanghai facility.
VC oscillators
07 February, 2007Hittite has released a family of GaAs InGaP HBT MMIC VCOs with half frequency and divide-by-four outputs providing continuous frequency coverage from 8.45 to 13.9 GHz.
Digital EMI filters
10 January, 2007RFI Industries has introduced the T series of single-phase filters for EMI applications.
SAW filters
01 August, 2006Epcos has introduced SAW filters and two-port resonators as SMDs in ceramic packages on quartz substrate with a footprint of 3 x 3 mm.
Diode switches
01 August, 2006WiseWave has released the CP4T-77303030-D2 and CP10T-77308030-D2 PIN diode-based SP10T and SP4T switches that operate at the RF frequency range from 75 to 78 GHz.
Distance-to-fault: it ain't 'pass/fail'
11 May, 2006While the 'distance-to-fault' (DTF) transmission line test is irreplaceable as a site diagnostic tool, the growing trend to specify threshold DTF performance levels is worrying RF practitioners the world over
Frequency translator
01 May, 2006Aeroflex has launched the TX501 RF multiband translator, a full duplex 3G frequency translator.
Dual channel downconverter RFIC
13 January, 2005Hittite Microwave Corporation has a high IP3 dual downconverter RFIC which is designed for use in virtually all wireless infrastructure applications in the 1700-2200 MHz band, including those based on CDMA, WCDMA, GSM, GPRS and EDGE standards.
Custom RF assemblies
15 December, 2004JFW Industries is a designer and manufacturer of application specific matrix switches, programmable attenuator assemblies, switch assemblies, manual attenuator assemblies and power divider assemblies. The capability to integrate components such as switches, power dividers, attenuators, amplifiers, diplexers, couplers, isolators, circulators, detectors, dc blocks, bias taps and filters into test systems allows JFW to offer a wide range of solutions to switching and attenuating requirements. With control options such as RS232, GPIB and ethernet, JFW test systems are suitable for a multitude of testing applications and JFW will design a model for the user's specific requirements.
