8T49NS010 Clock Synthesizer and Fanout Buffer/Divider

8T49NS010 Clock Synthesizer and Fanout Buffer/Divider

This reference design features the 8T49NS010 integrated circuit that functions as a clock synthesizer with a built-in fanout...


Simple Infrared Barrier

Simple Infrared Barrier

by Maurizio @ dev.emcelettronica.com: Although a remote control is not so difficult to design and build, there is an even simpler...


High Reliability, High Isolation Single-Pole-Double-Throw RF switch

High Reliability, High Isolation Single-Pole-Double-Throw RF switch

In telecommunications, ideal RF switches require low insertion loss, high isolation and linearity.


Contactless payment ring – A tutorial on NFC antenna coil design

Contactless payment ring – A tutorial on NFC antenna coil design

Jatinder has tipped us with this latest post.


4×1 WiFi Wireless Antenna Switch

4×1 WiFi Wireless Antenna Switch

Horacio Bouzas published a 4 way WiFi antenna switch: I started playing with electronics back when I was 10 years old in...


VHF-UHF RF Sniffer

VHF-UHF RF Sniffer

by simpletronic @ instructables.com This is a multi-chapter instructable.


RF / Wireless by mixos
Energy-harvesting power management ICs for wireless sensor nodes

Energy-harvesting power management ICs for wireless sensor nodes

by Graham Prophet @ edn-europe.com: Cypress Semiconductor has introduced what it believes to be the lowest-available-power PMICs...


RFM69HCW transceiver can go up to 20dBm

RFM69HCW transceiver can go up to 20dBm

This powerful RF transceiver is also highly secure thanks to a HW support of CRC-16 and AES-128.


Tic-Tac TV Remote Jammer

Tic-Tac TV Remote Jammer

by DangerousTim @ instructables.com: That moment you take your eyes off the TV remote for just a second, because of which it...


RF / Wireless by mixos
Teardown, Repair & Analysis of a Rohde & Schwarz FSH3 3.0GHz Portable Spectrum Analyzer

Teardown, Repair & Analysis of a Rohde & Schwarz FSH3 3.0GHz Portable Spectrum Analyzer

In this episode Shahriar examines a faulty R&S FSH3 100kHz – 3.0GHz Portable Spectrum Analyzer.


Visualizing RF Standing Waves on Transmission Lines

Visualizing RF Standing Waves on Transmission Lines

This video illustrates how RF (radio frequency) standing waves are created in transmission lines – through the addition of the f...


RF / Wireless by mixos
Arduino DDS AD9850 Antenna Analyzer

Arduino DDS AD9850 Antenna Analyzer

This is a no frills DIY Analyzer intended for frequencies ranging from 1.6 to 30 Mhz.