dbSpectra introduced the HC10500-04J, a four-channel combiner that operates from 150 MHz to 174 MHz. The combiner incorporates four dual-stage isolators and a high-power combiner for use in a shared-antenna application, according to the company.
Multi-channel signal booster
Dekolink Wireless unveiled its Deko4078SD digital multi-channel signal booster for the 700 MHz and 800 MHz bands. The products provide up to 24 digital signal processing-based, software-controlled variable bandwidth filters that mitigate interference, according to the company.
Ottawa, Ontario-based Spectrum Signal Processing unveiled its flexComm sensor data-link modem system. It consists of a software-defined, radio transceiver subsystem and a remote-sensor transceiver subsystem, and was built for rugged, low-power, unmanned underwater and surface vehicles, the company said.
Base station and subscriber units
San Jose, Calif.-based Proxim Wireless announced it has expanded its public-safety and homeland security product line to include the Tsunami MP.11 4954-R point-to-multipoint base station and subscriber units, and the QuickBridge.11 4954-R point-to-point bridge. The products now support networks operating on the 4.9 MHz frequency band, according to the company.
Control system, VoIP dispatch console
IPC debuted two new public-safety products: the T5m communications control system and a VoIP dispatch console. The control system offers integrated radio, telephony and auxiliary control functions and supports conventional and trunked radio technologies simultaneously. It also offers three pre-installed, tone-controlled base station interfaces. The VoIP dispatch console interfaces with traditional legacy radio or conventional communications systems simultaneously, according to the company.
RF power amplifier
TPL Communications launched an RF power amplifier system that houses up to five, 100 W vertical slide-in amplifiers in a 19-inch horizontal rack. The system works with VHF through 960 MHz systems, according to the company.
Radio dispatch system
Redmond, Wash.-based Zetron released version 1.5 of its VoIP radio dispatch system. The session initiated protocol-based system consists of six PC operator positions, according to the company.
Ergonomic speaker microphone
Carpentersville, Ill.-based OTTO announced the storm speaker microphone developed for the public-safety, maritime law enforcement and industrial and military markets. The microphone has a 2-meter immersion rating, ergonomic design and multi-function buttons. It offers optional features including a radio frequency antenna, emergency button, GPS positioning and LED flashlight, according to the company.
Modems for public safety, Ethernet
Wireless modem developer Electronic Systems Technology unveiled the Esteem 195Ep wireless modem designed for the 4.9 GHz licensed public-safety band. The modem is contained in a rugged, pole-mounted case and offers an RF peak output power level of up to 2 W for data rates of up to 54 Mb/s over a range of 7 miles. The company also launched the 195Es, a 900 MHz spread-spectrum modem for long-range applications requiring a serial or Ethernet interface. The pole-mountable modem promises an RF output power level of 1 W for data rates of up to 200 kb/s over a range of 10 miles.
System control solution
Forest, Va.-based Catalyst Communications Technologies added IPConnect to its Total Control Package product line. The solution provides digital control of Motorola i325 IDEN-based mobile phone and lets users access any talk group or Direct Connect (Sprint Nextel’s push-to-talk service) subscriber from the desktop, according to the company.