A miniature persistence-of-vision board
Led

A miniature persistence-of-vision board

axio.ms published an update of the board and firmware of their SMD POV display. This device is simply 8 bright SMD LEDs and an AVR uC and makes use of the Persistence of Vision effect. You wave it about, and it writes messages in the air, with no wires, liquids or unpleasant bending!...

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Half Bridge Driver based on IR2104
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Half Bridge Driver based on IR2104

This Half-bridge driver based on IR2104 gate driver IC and N channel Dpak MOSFET , The IR2104 is a high voltage, high speed power MOSFET driver with independent high and low side referenced output channels. HVIC and latch immune CMOS technologies enable ruggedized monolithic...

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UP/DOWN counter with memory using PIC16F88
Mcu

UP/DOWN counter with memory using PIC16F88

Here is an up-down counter based on PIC16F88 and 7-segment display. The counter is using SMD components and features a RS-232 interface. This is a simple digital counter with a serial rs-232 and a 7 segment display, i started this project to count items on some shelfs, but it can be...

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SMD Soldering Reflow Oven
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SMD Soldering Reflow Oven

Here is a nice tutorial on how to build your own reflow soldering oven using ControLeo2 reflow oven controller. This particular instructable is based on the ControLeo2 reflow oven controller by Peter Easton. This is by far the best I've come across and the software is fully open...

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ESP8266 Breadboard Adapter
Mcu

ESP8266 Breadboard Adapter

Markus has designed a single-sided ESP-12/ ESP-07 breadboard adapter that uses easy to find SMD parts and has on-board voltage regulator. Features: * Fits ESP-12 and ESP-07 module * Single-sided self-etchable design * Few, cheap parts in SMD * Breadboard-style - one row on each...

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LM386 SMD Audio Amplifier Module
Audio

LM386 SMD Audio Amplifier Module

The Tiny Audio Amplifier MODULE is a good choice for battery operation. It is based on LM386 IC, useful in various applications like robotics, science projects, intercom, FM radio and many more. Specifications Power Supply 6V-9V 300mW Output @ 8Ohms Load On Board...

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Single Channel SMD Relay Driver
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Single Channel SMD Relay Driver

Single Channel Relay Board is a simple and convenient way to interface a relay for switching application in your project. Specifications     Input supply 12VDC @ 42 mA     On Board 5V Regulator provides 5V output     Output SPDT Relay     Relay specification 5 A...

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Surface-mount device prototyping in education
PCB

Surface-mount device prototyping in education

In this article Vassilis K. Papanikolaou explains how SMD prototyping practice can be used in learning environments using simple and wide available tools and equipment: A feasibility study is herein attempted, towards the adaptation of modern surface-mount device (SMD) prototyping...

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