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KeySweeper  Microsoft Wireless Keyboard Sniffer

KeySweeper Microsoft Wireless Keyboard Sniffer

Wireless devices are convenient but must be used with caution. Samy Kamkar shows us how a simple wireless keyboard can be giving away your secrets.

Published: January 27th, 2015

Heat Reclamation Chimney

Heat Reclamation Chimney

Ben shows us how he built a mock up of a Heat Reclamation Chimney. The idea is to capture some of the heat that exits through the chimney. When you have a look at a hot water tank or furnace that is basically what those devices are doing.

Published: January 27th, 2015

Arduino Powered Thermostat

Arduino Powered Thermostat

Your thermostat is probably one of the most boring pieces of technology in your house. This Arduino Powered Thermostat lets you take control over your furnace and make it work the way you want it.

Published: January 27th, 2015

Remote Control Turned into an Oscilloscope

Remote Control Turned into an Oscilloscope

What happens when a remote control manufacturer makes their hardware robust and easy to hack? It gets turned into an Oscilloscope! Check out the Betty Check Betty Remote control turned into a multi function electronic tester.

Published: January 20th, 2015

DIY Dynamic Electronic Load

DIY Dynamic Electronic Load

Jay_Diddy_B, a contributor on the EEVblog Forum built a great looking DIY Dynamic Electronic Load. He used LT Spice to model the design before it was built, the test result look quite good.

Published: January 20th, 2015

Raspberry Pi Controlling an HCCI Engine

Raspberry Pi Controlling an HCCI Engine

  This HCCI Engine Controlling Raspberry Pi setup reads in 240,000 samples per second. I had never heard of an Homogeneous charge compression ignition (HCCI) engine other than a diesel that simply compressed the air fuel mixture till combustion although I guess that is what some of those cars from the 80 were doing when they would continue to run after the key was turned off? I had always thought that gasoline engines needed a spark plug.

Published: January 20th, 2015

Nokia 3310 Phone Multimeter

Nokia 3310 Phone Multimeter

  If you thought your old phone in your junk drawer was just good for making calls think again. Check out this Nokia 3310 Phone Multimeter that Mastro Gippo built! It does graphing of voltage and currents, has an ohmmeter and a continuity tester.

Published: January 13th, 2015

Goal Light and Horn Project

Goal Light and Horn Project

    JLocke from the Parallax Forum put together this interesting Goal Light and Horn Project that should be a big hit with sports fans. With the press of a button you will get a celebration light and some audio of your choice.

Published: January 13th, 2015

Sound-Activated Outlet

Sound-Activated Outlet

If you have something that needs to be turned on and off why not do it in a unique way. This Sound-Activated Outlet project lets us use an Arduino to monitor for sound patterns and then control an outlet accordingly.

Published: January 6th, 2015

Repair of an Agilent Synthesized Signal Generator

Repair of an Agilent Synthesized Signal Generator

Shahriar from the SignalPath purchased a defective Agilent E4433B ESG-D Signal Generator as a teardown and repair project. Sounds expensive but this piece of equipment is an expensive piece of gear.

Published: January 6th, 2015


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