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Tag Archives: sensors

DASH7 and RFID

Posted on September 21, 2010 by Mike Novello

What is DASH7? DASH7 is a new wireless sensor networking technology using the ISO/IEC 18000-7 standard for active RFID, operating at in the 433 MHz unlicensed spectrum. DASH7 provides multi-year battery life, range of up to 2 km (potentially farther), … Read More →

Posted in RFID | Tagged 100 kbps, 433 MHz, 433 MHz unlicensed spectrum, active RFID, Add new tag, Bluetooth, communications, DASH7, DASH7 Alliance, DASH7 and RFID, DASH7 protocol, DASH7 wireless data technology, ISO/IEC 18000-7 standard, low power uwb, microwatts, multi-hop, public key encryption, RFID, sensors, tag-to-tag, unlicensed spectrum., WiFi, wireless sensor networking, Zigbee | Leave a comment

LOw Frequency ARray – LOFAR So Far

Posted on June 15, 2010 by Mike Novello

LOFAR started as a new and innovative effort to force a breakthrough in sensitivity for astronomical observations at radio-frequencies below 250 MHz. The LOw Frequency ARray is a multi-purpose sensor array. Its main application is astronomy at low frequencies (10-250 … Read More →

Posted in Test and Measurement News | Tagged 10-250 MHz, 250 MHz, antennas, digital signal processing, geophones, LOFAR, low frequencies, magnetism, radio-frequencies, sensors, telescope | Leave a comment