Send & Receive Radio With A Single Chip
RFScienceTechnology

Send & Receive Radio With A Single Chip

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...

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MDBT42Q, nRF52832-based BLE module
HardwareIoTProducts

MDBT42Q, nRF52832-based BLE module

The open hardware innovation platform Seeedstudio produces the MDBT42Q, a Bluetooth Low Energy (BLE) module. It is a BT 4.0, BT 4.1 and BT 4.2 module designed based on Nordic nRF52832 SoC, a powerful, highly flexible ultra-low power multiprotocol SoC ideally suited for Bluetooth low...

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MAX11311 – The Powerful Configurable Mixed Signal I/O
ICMcu

MAX11311 – The Powerful Configurable Mixed Signal I/O

The MAX11311 is industry's first configurable high-voltage mixed-signal I/O that allows user-defined ADC, DAC, or GPIO functionality. Programming MAX11311 is very easy. A nice GUI tool helps to generate the right register values. If you want to make a universal signal processing board...

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NUT4NT, Open-Source 4-Channel GNSS Receiver Development Board
RFTechnology

NUT4NT, Open-Source 4-Channel GNSS Receiver Development Board

Although the industry of professional satellite navigation systems is limited to experts and large companies, Amungo Navigation is working towards bringing this industry to individual developers, small companies, and startups through its new open source platform...

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5 Tips on designing RF PCBs
PCBRFYoutube

5 Tips on designing RF PCBs

Michael Ossmann shared some of his practical experience and insights in designing RF PCBs, Michael designed a lot of RF PCBs like HackRF One, which is an open source SDR (Software Defined Radio) platform. Michael tips don’t include talking about Smith charts, Q factor, S parameters...

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Inverter crystal oscillator
RF

Inverter crystal oscillator

Vasily Ivanenko build some discrete chip oscillators with 74HC series logic gates and tests them on his oscilloscope. He writes: In numerous RF synthesizer chips lies an inverter with input and output pins for making a reference crystal oscillator clock. I built some discrete chip...

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4 Channel RF Remote Controller
RF

4 Channel RF Remote Controller

4 Channel RF remote built using PT2262 and PT2272-M4 IC from Princeton technology. PT2262 used as Encoder (Transmitter) and PT2272-M4 Decoder (Receiver) ICs are heart of the project. The receiver provides 4 channel Momentary outputs. All outputs are TTL level can be interface with...

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DIY 1GHz Active Probe For Under 20$
RF

DIY 1GHz Active Probe For Under 20$

thirschbuechler @ instructables.com shows us how to build a 1GHz active probe using BF998 dual-gate MOSFET and some other RF components. This Instructable will show you how to build a 1GHz* Fet-based Active Probe, the Fetprobe, for about 10$*, provided you have access to an...

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