With the rise of smartphones and other handheld wireless devices, GPS technology has experienced an explosion in popularity, becoming near-omnipresent in the daily lives of many consumers. However, its limitations, including its inability to work underwater and its susceptibility to both accidental and deliberate signal interference, could pave the way for a new, more accurate … [Read more...]
British Researchers to Study Effects of Cell Phones on Teen Brain Development
Scientists in the UK are conducting the largest study to date on the effects of cell phone usage on adolescent and teenage brain development. The study, called SCAMP (Study of Cognition, Adolescents and Mobile Phones), will follow a group of 2,500-3,000 students in the greater London area, charting changes in brain development from Grade 7 to Grade 9. SCAMP’s mission, stated … [Read more...]
High-Surge Transient Protection Array Safeguards Communications Transceivers
Semtech Corporation, a supplier of analog and mixed-signal semiconductors, has announced the release of the TClamp1202P, the smallest low-cap, high-surge, 12V (Vrwm) transient voltage protection array in its class. Offering 100A (8x20µs waveform) of surge immunity in an ultra-small 2mm x 2mm package, the TClamp1202P can be used in a wide range of industrial and … [Read more...]
Dual-Channel Active EMI and ESD Suppressor for Ethernet Applications
Product supplier Digi-Key now carries Akros Silicon’s new AS1602, a single-chip, highly-integrated CMOS solution for EMI and ESD suppression in Ethernet applications. The AS1602 can be used in any type of 10Base- T/100Base-TX/1000Base-T systems, in both Power-over-Ethernet (PoE) and non-PoE ports. Applications include compliance to EMI emissions (CISPR22 and FCC Part 15, Class … [Read more...]
Shielded Test Boxes for R&D, Quality Control and Wireless Coverage Testing
Select Fabricators has introduced new lightweight, collapsible RF shielding boxes designed to facilitate better testing of wireless devices for R&D, manufacturing quality control and coverage testing for cellular carriers. Ideal for use by electronics testing laboratories in the commercial and industrial wireless, automotive, aerospace and defense industries, the new … [Read more...]
Florida Man Fined for Blocking Cell Service on the Road
A Florida man reportedly caught using a cell phone jammer during his daily commute is facing a sizable fine for illegal interference. The Federal Communications Commission announced last week it will fine Jason Humphreys of Seffner, Fla. $48,000 for use of a signal jamming device, which work by transmitting signals that overpower, block or interfere with authorized … [Read more...]
Wideband 2.2 GHz to 7.6 GHz Coaxial Lightning Protection for LTE, Wi-Fi and WiMAX Applications
NexTek, Inc., a provider of lightning protection and EMC/power conditioning products and services, has released a new line of SurgeGuard quarter wave stub lightning protectors. Designed for Wi-Fi, WiMAX, satellite, LTE and ISM applications, the QWS600 series exceeds 802.11, UNII, ISM and MIL-STD-202 standards for usage between 2.2 GHz and 7.6 GHz. Measuring only 63.9 mm … [Read more...]
Broadband Limiting Amplifiers for Electronic Warfare and Broadband Communications
Pasternack Enterprises, Inc., has released new wide dynamic range broadband limiting amplifiers for use in electronic warfare, microwave receivers and broadband communications systems. Covering a wide frequency range of 1 to 18 GHz, these broadband limiting amplifiers are used to protect sensitive microwave receivers by “limiting” excessive input power, which could potentially … [Read more...]
Signal Amplifier Design for Mobile Phone Masts to Cut Energy Demands
A breakthrough in the design of signal amplifiers for mobile phone masts could cut the load on power stations by 200MW and reduce CO2 emissions by 500,000 tons per year. Researchers from the University of Bristol and the University of Cardiff say the new amplifier, which was funded by the Engineering and Physical Sciences Research Council (EPSRC), works at 50 percent … [Read more...]
RF Signal Generator Offers AM/FM/Phase Modulation with I/Q Modulation Option
Saelig Company Inc. has introduced the new DSG3000 3GHz/6GHz series, a high-performance RF signal source family offering standard AM/FM/Phase modulation and options for I/Q modulation and I/Q baseband output. Ideal for applications in wireless communication, radar testing, audio/video broadcasting and general-purpose needs, the DSG3000 Series generates waveforms with high … [Read more...]
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