Scientists at the University of Delaware’s Center for Composite Materials (CCM) are helping the U.S. Navy to realize the futuristic concept of integrating electromagnetic devices directly into the load-bearing structure of ships through the development of new advanced composite fabrics. However, according to Mark Mirotznik, an associate professor in the university’s … [Read more...]
Military
EMP/HEMP Filter to Withstand Pulses Under MIL-STD-188-125-1 Tests
EMI/RFI filter manufacturer Fil-Coil Inc. has announced the release of a 1200A 3-phase electromagnetic pulse/high altitude electromagnetic pulse filter to withstand pulses under MIL-STD-188-125-1 tests. According to the company, the newest FCULN-4x1200 HEMP filter features a voltage rating of 277/480VAC, an operating frequency of 50-60HZ and a dielectric withstanding voltage … [Read more...]
Pentagon to Allow Apple and Google Devices to Access Classified Network
The U.S. Department of Defense announced that it will open its communications networks, including its classified network, by February 2014 to mobile phones and tablet computers manufactured by Apple Inc. and Google Inc. Traditionally, the military has relied on BlackBerry devices for communication. BlackBerry currently dominates the technology field at the Pentagon with more … [Read more...]
Silicon-Based TVS Diode Arrays Provide “Up to 50 Percent Reduction in Clamping Voltage”
Circuit protection provider Littelfuse, Inc. has released the 450W SD05 unidirectional and SD05C bidirectional series of silicon-based TVS diode arrays designed to replace multilayer varistors (MLVs) as ESD protection. According to the company, “the low dynamic resistance [of the devices] provides up to a 50 percent reduction in clamping voltage when compared with competing … [Read more...]
Amplifier “Guaranteed” to Deliver 100W Output Power Under Range of Conditions
Power amplifier solutions provider Empower RF Systems, Inc. has released amplifier model BBM5K8CKT for use in electronic attack, communications and test and measurement applications. According to the company, the new GaN-based power amplifier is “guaranteed to deliver 100W output power and related RF performance under all specified temperature and environmental conditions” and … [Read more...]
European Distribution Agreement for Fiber Optical Delay Line Technology
AR Europe has announced a new distribution agreement with New Jersey-based Eastern OptX, a manufacturer of fiber optical delay systems. The new distribution agreement will cover radar target simulation systems, radio altimeter test sets and channel replicators manufactured by Eastern OptX. For more information, visit AR Europe. … [Read more...]
New “DC Invisibility Cloak” Could Be Used to Disguise Military Vehicles
Researchers in China have developed a “DC invisibility cloak” to hide electrical and magnetic signals that are generated by direct current. The new invisibility cloak has the potential to disguise infrared and magnetic signatures given off by military weapons, aircraft and ground vehicles. Comprised of a network of resistors that assist in “bending” the electromagnetic waves, … [Read more...]
U.S. Air Force Completes Testing of “Flying Wireless Router” Software Upgrade
The U.S. Air Force (USAF) has completed testing on a new software upgrade designed to provide airborne US military aircraft with wireless router capabilities, enabling “almost instantaneous” communication between groups of ground forces. According to the USAF, the Net-T software upgrade will be included in the LITENING and Sniper advanced targeting systems. The Net-T … [Read more...]
Army Employs EMVAF for Electromagnetic Testing of Weapons and Communications Systems
As electronic military weapons and communications systems become increasingly more complex and susceptible to electromagnetic interference, the U.S. Army continues to evaluate the systems’ endurance against radio frequency weapons, hostile jamming and unintentional interference. Located at the White Sands Missile Range in New Mexico, The Electromagnetic Vulnerability … [Read more...]
Satellites Could Detect Nuclear Tests by Identifying Ionospheric Disturbance
Scientists are examining the possibility of using global satellite networks to help detect clandestine underground nuclear explosions (UNE). The International Monitoring System (IMS), established by the Comprehensive Nuclear-Test-Ban Treaty (CTBT), currently employs seismic networks, hydroacoustic networks and radionuclide networks to detect clandestine nuclear weapons testing; … [Read more...]
- « Previous Page
- 1
- …
- 48
- 49
- 50
- 51
- 52
- …
- 84
- Next Page »
