IEEE Spectrum

IEEE Spectrum


Best and Worst Cities for STEM Professionals

Posted: 15 Jan 2015 08:31 AM PST



New WalletHub analysis ranks 100 largest metro areas in the U.S.

Rapere: An Intercept Drone to Seek and Destroy Other Drones

Posted: 14 Jan 2015 01:25 PM PST



Tired of drones spying on you? Rapere will hunt them down and knock them right out of the sky

EVs Move Downmarket at Detroit Auto Show

Posted: 14 Jan 2015 11:00 AM PST



Chevrolet reveals concept for mid-range EV

News post & update: eleccircuit.com

News post & update: eleccircuit.com

Link to Electronic projects circuits

Amp meter for CAR

Posted: 14 Jan 2015 05:04 AM PST

Sometimes disorders of cars on the electrical system. Can not be analyzed by the voltage of the battery, always. Using an ammeter to check. It will help to diagnose the problem better. This circuit is an amp meter LED display is not afraid of vibration. From circuit shown in Figure 1, R1 is resistor that […]

IEEE Spectrum

IEEE Spectrum


A Prescription for Drug Companies on Social Media

Posted: 14 Jan 2015 09:00 AM PST



Online comments from patients can draw unlawful responses from drug companies

Can Methane Act as a Storage Medium for Renewable Energy?

Posted: 14 Jan 2015 08:57 AM PST



Pilot project in Europe combines biomass gasification with electricity supply to cut emissions, increase storage

“Leak” Reminds Us to Watch Palantir Because It Could Be Watching Us

Posted: 14 Jan 2015 06:00 AM PST



Secretive big data company Palantir has gobbled up downtown Palo Alto

Photonic Circuits Get a Boost from Combination of 2-D Materials

Posted: 13 Jan 2015 01:00 PM PST



Novel material can both squeeze light and propagate it over signficant distances

Intel Pledges $300 Million To Make Its Workforce More Diverse

Posted: 13 Jan 2015 10:00 AM PST



Like other giants in Silicon Valley, Intel is predominantly male—and mostly white and Asian

IEEE Spectrum

IEEE Spectrum


NASA and Nissan Chase Self-Driving Car Technology

Posted: 13 Jan 2015 08:00 AM PST



The U.S. space agency and automaker plan to begin testing autonomous vehicles starting in 2015

Autonomous Modules Self-Assemble in Air and Water

Posted: 13 Jan 2015 06:20 AM PST



Using nothing but wind and flowing water, simple modules can build complex structures completely autonomously

20 New Weekly Posts on Eleccircuit.com

New & update electronic projects ...from eleccircuit.com
View this email in your browser

Hi, All.

Happy New Year.
And I recommend The Electronic Projects with updates and new additions. As follows:

Dynamic Compressors without power supply

 

Power outages prediction circuit

 

2 watts + 2 watts Stereo Using Three LM386

 

Donkey Sound Generator Circuit

Small christmas LED flasher circuit with sound

Cheap led christmas light flasher circuit is controlled by audio

The transistor lat as SCR trigger

Current-controlled Sawtooth Generator Circuit


Low-volts Crystal Frequency Generator Circuit

Simple Crystal oscillator Circuit

D/A converter circuit for motor controller

1KHz Signal injector for electronic technicians

Constant current circuit using LED

Rising-edge trigger R-S Flip Flop circuit


Power Battery Saver Circuit


Super Steady Zener diode circuit


Complementary common-emitter circuit


Best Regard,
Momename

http://www.eleccircuit.com/

 
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IEEE Spectrum

IEEE Spectrum


This Robot Makes Doctor Visits Less Terrifying for Kids

Posted: 12 Jan 2015 09:24 AM PST



Fear of needles? A friendly robot can help you with that

News post & update: eleccircuit.com

News post & update: eleccircuit.com

Link to Electronic projects circuits

Dynamic Compressors without power supply

Posted: 10 Jan 2015 11:28 PM PST

This dynamic compressors circuit that The reduction rate of the signal up to 20 dB at input between 100 mV to 10 volts. This circuit does not use external power. But used part of the input signal into a power supply. To reduce size of the signal. A part of the input signal is rectified […]

IEEE Spectrum

IEEE Spectrum


Nanobowl Solar Concentrator Boosts Organic Solar Cell Efficiency

Posted: 09 Jan 2015 01:00 PM PST



Nanobowls offer geometrical light trapping with low-cost, chemical-based processes for organic photovoltaics

IEEE Spectrum

IEEE Spectrum


CES 2015: Industrial Augmented Reality Takes Center Stage

Posted: 09 Jan 2015 08:00 AM PST



AR is dead. Long live AR.

SpaceX Aims to Land Reusable Rocket on Drone Ship

Posted: 09 Jan 2015 07:30 AM PST



Elon Musk's SpaceX hopes to achieve the first precision landing of a Falcon 9 rocket stage on an ocean platform

Robotic Cameras Learn To Follow Basketball

Posted: 08 Jan 2015 02:30 PM PST



Courtside cameras could be computer-controlled sooner than you think

Stretchy Electrodes Enable Long-Lasting Brain Implants

Posted: 08 Jan 2015 01:00 PM PST



New material mimics the elastic properties of a neural membrane

Robot Artist Draws Giant Sketches on the Beach

Posted: 08 Jan 2015 12:52 PM PST



Beachbot turns an ordinary beach into an artist's canvas

Graphene Hybrid Resists High Temperatures and Humidity

Posted: 08 Jan 2015 12:30 PM PST



Stability in harsh enviornments boosts prospects of graphene as an ITO replacement

Particles Make Paths to Get More Out of Batteries

Posted: 08 Jan 2015 12:04 PM PST



Pathways for electricity inside batteries could help get at untapped energy

Computers Conquer Texas Hold'em Poker for First Time

Posted: 08 Jan 2015 10:59 AM PST



A computer algorithm's triumph over the Texas Hold'em card game could lead to real-world security applications

CES 2015: Ultrahaptics' Ultrasonic Tactile Display for Virtual Controls

Posted: 08 Jan 2015 10:00 AM PST



Ultrasonic emitters create tactile sensations invisibly in mid-air, and it feels just as futuristic as it sounds