Tiny Mic Preamplifier
https://www.electronics-lab.com/tiny-mic-preamplifier/
The Tiny Mic Preamplifier based is based on a single transistor amplifier design. It amplifies the output of the electret condenser microphone. Good choice for Karaoke. Specifications Power supply: 5 ~ 9 VDC @ 2 mA Provides standard audio signal PCB dimensions 26 mm x 56 mm Tiny Mic Preamplifier – [Link]
Tiny Mic Preamplifier
https://www.electronics-lab.com/project/tiny-mic-preamplifier/
The Tiny Mic Preamplifier based is based on a single transistor amplifier design. It amplifies the output of the electret condenser microphone. Good choice for Karaoke. Specifications Power supply: 5 ~ 9 VDC @ 2 mA Provides standard audio signal PCB dimensions 26 mm x 56 mm Schematic Parts List
Pull-up Resistors explained
https://www.electronics-lab.com/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 resistors, then we will do a simple calculation to show why pull-ups […]
Howto Measure RTD over long distances
https://www.electronics-lab.com/howto-measure-rtd-over-long-distances/
Maurizio @ dev.emcelettronica.com tipped us with his latest article on how to measure Resistance Temperature Detectors over long distances. There is a multitude of process parameters nowadays that need to be measured in the industrial environment (temperature, pressure, humidity, force etc.). Out of these, undoubtedly the most common one is temperature, as it influences most manufacturing parameters. […]
Raspberry Pi Tutorial: Camera Module easy tutorial on a Raspberry Pi A+
https://www.electronics-lab.com/raspberry-pi-tutorial-camera-module-easy-tutorial-on-a-raspberry-pi-a/
Using the camera module with Raspberry Pi is great fun. If you want to add camera capabilities to your Raspberry Pi projects this tutorial is for you! When I first received my Raspberry Pi, about a month ago, the first thing I wanted to have was this camera module. I have a passion for photography […]
LattePanda – A £45 Win10 Computer For Everything
https://www.electronics-lab.com/lattepanda-a-45-win10-computer-for-everything/
LattePanda is featured with quad-core 1.8Ghz, 2/4G RAM, 32/64 GB eMMC, WIFI, Bluetooth 4.0 and USB 3.0, plus onboard Arduino processor! It includes everything a regular PC has and can do anything that a regular PC does, all at a low price of 69 USD. LattePanda runs perfectly on the go. Creating documents with Microsoft […]
iCE40 Ultra Wearable Development Platform
https://www.electronics-lab.com/ice40-ultra-wearable-development-platform/
Lattice Semiconductor has introduced their iCE40 Ultra Wearable Development Platform that supports multiple wearable applications. Portable and easy to use development platform: iCE40 Ultra Wearable Development Platform features iCE40 Ultra FPGA and MachXO2 with sensors and 1.54” LCD display in a compact watch form factor for designers to implement and develop always-on functions for wearable […]
DC Motor IR2104 H-BRIDGE
https://www.electronics-lab.com/ir2104-h-bridge/
H-Bridge has been designed around IR2104 IC from international Rectifier. The board has been made mainly for DC-Motor application. The driver can handle load up to 8-10Amps. I have tested this board with 36V DC supply . The circuit uses N Channel IR540 MOSFETS from international rectifier. IR540 requires large heat sink for 10Amps load. […]
DC Motor IR2104 H-BRIDGE
https://www.electronics-lab.com/project/ir2104-h-bridge/
H-Bridge has been designed around IR2104 IC from International Rectifier. The board has been made mainly for DC-Motor applications. The driver can handle a load up to 8-10Amps. I have tested this board with 36V DC supply . The circuit also uses N Channel IR540 MOSFETS from International rectifier. IR540 requires large heat sink for […]
Build a Wireless Water Meter for Your Home
https://www.electronics-lab.com/build-a-wireless-water-meter-for-your-home/
David Schneider @ spectrum.ieee.org shows us how to watch over your water usage using an Arduino and a Raspberry Pi. He writes: California, where I once lived, is in the midst of a severe drought. Thankfully, I now reside in North Carolina, a much wetter state. But even here there have been years when water was in […]