Pull-up Resistors explained
Basic Electronics

Pull-up Resistors explained

a1ronzo @ learn.sparkfun.com explains us the importance of pull-up resistors and when and why they are used in digital circuits. Pull-up resistors are very common when using microcontrollers (MCUs) or any digital logic device. This tutorial will explain when and where to use pull-up...

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Single Regulator contains buck and boost controllers
IC

Single Regulator contains buck and boost controllers

Linear Technology Corporation introduces the LTC7812, a dual output (boost + buck), low quiescent current synchronous DC/DC controller. When cascaded, its independent step-up (boost) and step-down (buck) controllers regulate the output voltage from an input voltage that can be above,...

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Pixie – 3W chainable smart LED Pixel
LedMcu

Pixie – 3W chainable smart LED Pixel

Ytai Ben-Tsvi @ ytai-mer.blogspot.com build a PIC based 3W LED Driver that is chainable. He writes: LED Pixel: The Pixie is a color LED module, allowing an external controller to change its color and brightness dynamically. Chainable: The module is designed so that you can chain...

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Arduino IDE 1.6.6 Now Available for Download
ArduinoSoftware

Arduino IDE 1.6.6 Now Available for Download

Arduino IDE latest version is ready for download.  New features include the arduino-builder tool for command-line fans, a nifty Serial plotter that should help with visualizing sensor readings and tons of bug fixes. From the Arduino blog: Today we are very proud to release Arduino...

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Teardown & Repair of a Matsusada RE-600-1.6 600V 1.6A Power Supply
Youtube

Teardown & Repair of a Matsusada RE-600-1.6 600V 1.6A Power Supply

Teardown & Repair of a Matsusada RE-600-1.6 600V 1.6A Power Supply -...

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FLIR TG165 for only 299EUR – it is a bargain!
Tools

FLIR TG165 for only 299EUR – it is a bargain!

If prices of thermal imaging cameras seem to you to be high, but you´d like to take advantage of a graphic temperature displaying, then the TG165 is the right device for you for only 299EUR and limited time. Do not hesitate, this price is valid only in October! Now for only 299EUR...

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Repair of PXI-2596 (Microwave Switch), PXI-4461 (Signal Analyzer) & PXI-4071 (7.5 Digit FlexDMM)
Youtube

Repair of PXI-2596 (Microwave Switch), PXI-4461 (Signal Analyzer) & PXI-4071 (7.5 Digit FlexDMM)

Repair of PXI-2596 (Microwave Switch), PXI-4461 (Signal Analyzer) & PXI-4071 (7.5 Digit FlexDMM) -...

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Teardown & Repair of a Stanford Research PS350 5000V, 25W High Voltage Power Supply
Youtube

Teardown & Repair of a Stanford Research PS350 5000V, 25W High Voltage Power Supply

In this episode Shahriar repairs a Stanford Research Systems Model PS350 5000V-25W High Voltage Power Supply. The unit continuously displays 2.5kV without the output being enabled and produces no output voltage. Verification of power supply voltages reveals the issue is linked to a...

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