Flow battery can run for 10 years with zero maintenance
Power

Flow battery can run for 10 years with zero maintenance

by Jan Buiting @ elektormagazine.com: Harvard University researchers have developed a low-cost flow battery that stores energy in organic molecules dissolved in neutral pH water. In their report (see below) they claim that the new battery can run for a decade or more without...

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TI claims first for zero-drift, zero-crossover op amp: precision & linearity
IC

TI claims first for zero-drift, zero-crossover op amp: precision & linearity

by Graham Prophet @ edn-europe.com: With precision and high input linearity in a single high-performance device, Texas Instruments says it has the first operational amplifier (op amp) to offer both zero-drift and zero-crossover technology. The OPA388 op amp maintains high precision...

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Teardown, Repair and Experiments with a Tektronix RSA 6114A Real-Time Spectrum Analyzer
Youtube

Teardown, Repair and Experiments with a Tektronix RSA 6114A Real-Time Spectrum Analyzer

Shahriar @ The Signal Path did a teardown and repair of Tektronix RSA real-time spectrum analyzer. In this episode Shahriar attempts a difficult repair of a Tektronix RSA real-time spectrum analyzer. This well-equipped instrument reports several error messages during startup POST...

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LED Based Strobe For Entertainment, Events & Warning Signals
LightMcu

LED Based Strobe For Entertainment, Events & Warning Signals

Strobe provides regular flashes of light. Usually Strobes are designed using Xenon Tubes. Here is LED based simple solution that can be used as strobe for entertainment and events and also as warning signals. Project is based on PIC16F1825 micro-controller with two digit frequency...

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LED Based Strobe For Entertainment, Events & Warning Signals

LED Based Strobe For Entertainment, Events & Warning Signals

Strobe provides regular flashes of light. Usually Strobes are designed using Xenon Tubes. Here is LED based simple solution that can be used as strobe for entertainment and events and also as warning signals. Project is based on PIC16F1825 micro-controller with two digit frequency...

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MyPart, An Open Source Portable Air Particle Counter
DIYSensor

MyPart, An Open Source Portable Air Particle Counter

One of the most harmful airborne pollutants with respect to human health is particulate matter. Air particle counters are used to determine the air quality by counting and sizing the number of particles in the air. This information is useful in determining the amount of particles inside a...

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BrainBox Arduino: A ‘tough’ Arduino with screw terminals
Arduino

BrainBox Arduino: A ‘tough’ Arduino with screw terminals

elektormagazine.com writes: Have you read the BrainBox Arduino article in the latest edition of Elektor magazine? BrainBox Arduino is a rugged version of the Arduino Leonardo. Thanks to its sturdy screw terminals, a number of different power supply options, an on-board buzzer and a...

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4.950
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3-axis magnetic sensor claims highest sensitivity
Sensor

3-axis magnetic sensor claims highest sensitivity

Graham Prophet discuss about a new 3 axis magnetic sensor @ edn-europe.com: Memsic (Andover, Massachusetts) has added the MMC5883MA 3 axis magnetic sensor. The newest member of MEMSIC’s Anisotropic Magneto Resistive (AMR) based Magnetic Sensor family, it provides the...

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