Latest from around the web:
EDN
- Derive an efficient dual-rail power supply from USB
- 555 timer triggers phase-control circuit
- Gnat-power sawtooth oscillator works on low supply voltages
- Bender senses shocks
- Connect a 4×3 matrix keyboard to a microcontroller using two I/O pins
- Pocket white-LED torch is power efficient
- Recover the leakage energy of a flyback transformer
- Gate-drive transformer eases multi-output, isolated dc/dc-converter designs
- Two ICs form F/V converter
- Double the protection of a laser driver using a 1V power supply
- One I/O line drives shift register with strobe
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Slashdot
- Length of Applause Not Tied To Quality of Presentation
- Why Your Sysadmin Hates You
- 21 Financial Sites Found To Store Sensitive Data In Browser Disk Cache
- US and Russia Set Up Cyber Cold War Hotline
- Amazon Vows To Fight Government Requests For Data
- 2 Men Accused of Trying To Make X-Ray Weapon
- Monsanto Executive Wins World Food Prize
- Microsoft Launches $100k Bug Bounty Program
- The Plight of Star Wars Droids
- Java API and Microsoft's .NET API: a Comparison
- MakerBot Merging With Stratasys
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Hack A Day
- Using an angle grinder as a bench grinder
- PBX blade for multiple extension home telephony
- Long distance PS3 controller
- Adding wireless charging to any phone
- Crystal oven temperature sensor reads 0.01F resolution
- R2D2 cake plays Leia’s distress message
- Brushless gimbal 3D printed and bolted to quadcopter
MAKE Magazine
New
A new guide is up!
2010-04-05
Also don't forget: ESD and You
