CHIP Computer Project: CPU Temperature Monitor with OLED display SSD1306
Miscellaneous

CHIP Computer Project: CPU Temperature Monitor with OLED display SSD1306

Today educ8s.tv is going to connect an OLED display to the CHIP 9$ computer in order to monitor its CPU temperature in real time. I received the CHIP single board computer about a year ago. It is an impressive board, it costs $9 and it offers a 1GHz CPU, 256MB of RAM wifi Bluetooth...

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DueProLogic – USB-CPLD Development System
MiscellaneousUSB

DueProLogic – USB-CPLD Development System

The DueProLogic is a complete FPGA Development System designed to easily get the user started learning and creating projects. The DueProLogic makes programmable logic easy with an all inclusive development platform. It includes an Altera Cyclone IV FPGA, on board programming, four...

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Meet Wembi – The World’s First, Closed Loop Conversion Kit for 3D Printer
Miscellaneous

Meet Wembi – The World’s First, Closed Loop Conversion Kit for 3D Printer

The future of 3D printing is here and it has a name – Wembi. Boasting an advanced PID compensation system that detects issues while your 3D printer or other CNC based machine is moving, Wembi readjusts itself to eliminate printing problems and help you get the perfect prints...

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Use a transistor as a heating element
Miscellaneous

Use a transistor as a heating element

REC Johnson, B Lora Narayana, and Devender Sundi share their design idea on how to use a transistor as a heating element. It is common to use transistors for driving resistive heating elements. However, you can use the heat that a power transistor dissipates to advantage in several...

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8 Channel Relay Board with onboard 5V regulator
Miscellaneous

8 Channel Relay Board with onboard 5V regulator

This is a general purpose relay board accepting 8 inputs to drive 8 relays providing control requirement in your project. This board can also be used as an add-on card for the various Development board that we provide and various microcontroller boards. Features Robust Design...

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Withings GO activity tracker teardown
Miscellaneous

Withings GO activity tracker teardown

nick @ novemberfive.co tears-down the Withings GO activity tracker. First, we removed the battery. This is easy: you can simply open the back of the casing with the included tool or with a regular coin. The included battery turned out to be a Panasonic 3V CR2032 with a capacity of...

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ICS501 simple frequency multiplier
Miscellaneous

ICS501 simple frequency multiplier

Scott from SWHarden has published a new build: Today I made a high frequency multiplier using a single component: the ICS501 PLL clock multiplier IC. This chip provides 2x, 5x, 8x (and more) clock multiplication using an internal phased-lock loop (PLL). At less than a dollar on eBay,...

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How to compare your circuit requirements to active-filter approximations
Miscellaneous

How to compare your circuit requirements to active-filter approximations

By Bonnie C. Baker (WEBENCH® Senior Applications Engineer): Numerous filter approximations, such as Butterworth, Bessel, and Chebyshev, are available in popular filter software applications; however, it can be time consuming to select the right option for your system. So how do...

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