Famous Circuits Blog

IEEE Spectrum

This Week in Cybercrime: Black Hat USA 2013 Uncovers a Bevy of Exploits

Posted: 04 Aug 2013 08:48 AM PDT

But none bigger than the one people came to hear NSA director Gen. Keith Alexander talk about

News post : Electronic Projects Circuits :Eleccircuit.com

Compares with sound level tool
Signal sound receiver with induction coil
Attenuate variable radio frequency
Simple AGC for radio receiver

Compares with sound level tool

Posted: 03 Aug 2013 08:40 AM PDT

A tool that use for fine to decorate the sound of , organ , piano , have the pitch is equal. By have the accuracy is similar to with compare with the sound of the professional. But use the ability in listenning sound beat. At happen between 2 frequency sounds that confute by use origin [...]

Signal sound receiver with induction coil

Posted: 03 Aug 2013 08:36 AM PDT

This circuit is learning about audio signals receiver through the air. The circuit uses to take sound signal that feeds to reach the circuit round of electric heel one line at has low impedance the location around room or other area that cover the perimeter of the checking L1 be a wire involves on plastic [...]

Attenuate variable radio frequency

Posted: 03 Aug 2013 08:31 AM PDT

This circuit can be designed to attenuate signal frequency. Customizable from 1 to 40 dB.If you want to use the band uhf, should be fitted within the frame shield, and C1 to C3 type feeds true.The line should be as short as possible, and the diode should be a kind of low capacity on high [...]

Simple AGC for radio receiver

Posted: 03 Aug 2013 08:30 AM PDT

The automatic Gian control circuit also AGC with audio signal is simplest for compress to signal in the Radio receiver. It is ideal for short wave radio receiver used in areas with weak signals. You should adjust the master volume control dress until the desired signal intensity. While tuning the receiver to the station light, [...]

IEEE Spectrum

10 Electric Planes to Watch
Video Friday: Baxter Gets a Turbo Mode, Nao Steps on Things, and Robonaut Doesn't Like You
Crowdsourced Disaster Response Turns to Online Gamers

10 Electric Planes to Watch

Posted: 02 Aug 2013 07:42 PM PDT

Solar and other all-electric planes are getting more practical

Video Friday: Baxter Gets a Turbo Mode, Nao Steps on Things, and Robonaut Doesn't Like You

Posted: 02 Aug 2013 02:25 PM PDT

We got some bad news about the new Kinect sensor, but we're trying not to let it get us down

Crowdsourced Disaster Response Turns to Online Gamers

Posted: 02 Aug 2013 11:46 AM PDT

Players of popular online games such as World of Warcraft could help out disaster response efforts

Techy at day, Blogger at noon, and a Hobbyist at night

Suzuki SHOOTER 115 FI

Posted: 02 Aug 2013 06:51 PM PDT

Follow up post about axelo 125 FI, unfortunately, suzuki ph will be introducing this commuter bike soon. Suzuki Shooter 115 FI, a 115cc underbone motorcycle equipped with fuel injected ignition, and will be first by suzuki to be introduced in the philippines. With the body i think derive from axelo 125, the engine is entirely different design fron their predecessor, smash titan 115cc.

News post : Electronic Projects Circuits :Eleccircuit.com

How to use TL497 on 3 model switching power supply

Posted: 02 Aug 2013 11:06 AM PDT

How to use TL497 as the switched-mode power supply projects that output current of 500mA, and there are 3 model: step down,step-up and inverting voltage converters. Now, a switching power supply is high popular. Which we are use to suggest a lot of projects. Those who want the switched mode power supplies that has small [...]

IEEE Spectrum

Pennsylvania Won’t Renew IBM's Contract for Botched Project
UK Launches Europe’s Largest Energy Storage Trial
UK Preemptive Strike Targets Drivers Wearing Google Glass
Nanoprinting Technique Enables High Energy Density Supercapacitors
The Hunt for the Magnetic Monopole

Pennsylvania Won’t Renew IBM's Contract for Botched Project

Posted: 02 Aug 2013 07:28 AM PDT

State's unemployment compensation modernization program 42 months late, $60 million over budget

UK Launches Europe’s Largest Energy Storage Trial

Posted: 01 Aug 2013 02:54 PM PDT

Batteries could be cheaper than grid upgrades

UK Preemptive Strike Targets Drivers Wearing Google Glass

Posted: 01 Aug 2013 01:47 PM PDT

The UK's Department of Transport is working to stop driving with Google Glass before it starts

Nanoprinting Technique Enables High Energy Density Supercapacitors

Posted: 01 Aug 2013 01:15 PM PDT

Researchers develop nanoprinting technique to create supercapacitor with higher energy storage capacity

The Hunt for the Magnetic Monopole

Posted: 01 Aug 2013 11:30 AM PDT

If magnets don't have to have two poles, it could lead to an entirely new class of devices

Techy at day, Blogger at noon, and a Hobbyist at night

Shogun Axelo FI 2013

Posted: 01 Aug 2013 08:06 PM PDT

Suzuki Ph is introducing a new model soon and will be called SHOGUN AXELO. This model was been released all over asia-pacific such as indonesia, vietnam, malaysia and thailand, and long overdue to enter the market. Equipped with a 125cc engine alike its predecessor, the shogun tulisan, This variant will have the first FUEL INJECTED underbone commuter bike that will be released by suzuki ph.

IEEE Spectrum

My First Fitbit
Flying Walking Robot Turns Wings Into Legs
The Electric Warship
Graphene's Discoverer Weighs In on Its Commercialization
Researchers Hack Into Car Immobilizers, But Can’t Say How They Did It

My First Fitbit

Posted: 01 Aug 2013 07:00 AM PDT

The Fitbit Flex fit my wrist and my lifestyle, but it took a while to learn its language

Flying Walking Robot Turns Wings Into Legs

Posted: 01 Aug 2013 06:35 AM PDT

Rotating wings allow this UAV to scamper along the ground

The Electric Warship

Posted: 31 Jul 2013 01:00 PM PDT

After years of research, development, and debate, the USS Zumwalt, the first of a new class of high-tech destroyers, nears completion

Graphene's Discoverer Weighs In on Its Commercialization

Posted: 31 Jul 2013 12:20 PM PDT

Andre Geim, co-discoverer of graphene, vents frustration over confused technology priorities

Researchers Hack Into Car Immobilizers, But Can’t Say How They Did It

Posted: 31 Jul 2013 12:08 PM PDT

The English High Court of Justice bars a paper some say could encourage car theft

Trossen Robotics Blog

Check Out Chicago’s Innovation Lab

Posted: 16 Jul 2013 03:28 PM PDT

We’re just around the corner from Chicago, so we’re thrilled to hear that The Harold Washington Library Center is giving free access to its Innovation Lab. The lab has three Makerbot 3-D printers, laser CNCs and even a milling machine.

This is a great opportunity for makers, hackers, teachers, students and, well, everyone. We truly believe that open access to this kind of technology will enable and inspire makers to build more and more amazing things. The future is looking bright, better print up some sunglasses!

News post : Electronic Projects Circuits :Eleccircuit.com

Low dropout 5v regulator using LM317

Posted: 31 Jul 2013 07:37 AM PDT

This circuit is Low dropout 5V regulator that use LM317 as main. The voltage input is 5.1V DC is converted into 5V output,while the maximum output current is 2A by TIP41 increase current. How it works From this circuit: Low dropout voltage regulators circuits that can converted voltage input from 6V to 5V output,they uses [...]