Category: RF

At Sonnet Labs, a group of avid outdoor enthusiasts aim to democratize mobile communication with technologies that enable smartphones to send text messages, image data, and GPS locations without Internet connectivity, cellular coverage, or satellite reception. No need for cellular grid...

A young startup based in Istanbul has launched a crowdfunding campaign to bring its RF Signal Generator "ERASynth" into mass production. ERA Instruments is specializing in creating solutions in the areas of analysis, modelling, design and development of Communcation, RADAR and SIGINT...

Julien Happich @ eedesignnewseurope.com discuss about a new low-profile 2.4GHz antenna that can be mounted on metal surfaces: Antenova is shipping its first 2.4GHz antenna from its new Reflector series. The Zenon has been engineered to operate without de-tuning on metal surfaces or...

PandwaRF, is a portable low-power RF device that captures, analyses and re-transmits RF signals via an Android device or a Linux PC. It uses Bluetooth (BLE) or USB connection to transmit data in a simple and fast way, comes in the form of a controllable housing from a smartphone or a...

By Julien Happich @ eedesignnewseurope.com: Amber wireless GmbH's AMB2621 Bluetooth Smart module is a 2.4 GHz BLE wireless module based on the Bluetooth Smart 4.2 standard, measuring only 11x8x1.8mm and offered with or without integrated antenna. Bluetooth Smart module is only...

Use the PN532 NFC available on the anduinoWiFi shield to create an RFID keycard building access system. by Brian Carbonette @ hackster.io Arduino RFID Keycard Access -...

Afroman reviews Siglent's SSA3000X series spectrum analyzer and all the options. There is some RF information for beginners and usage experiments are also performed. Siglent SSA3032X Spectrum Analyzer Review & Experiments -...

Fitting transmit and receive capabilities of radio signals into one device may be impossible without using a significant filter, which is needed to isolate sent and received signals from each other. The major obstacle to achieve that is the weakness of the received signal compared with...