Posted on February 17th, 2015 5 comments
ARM Arduino Pro Mini
NanoBeam Kickstarter module, T-Slot construction
Elektor T-Board Arduino Breadboard modules
Wireless RF energy harvesting module
Awesome woodworking projects
TI Voyage 200 Calculator
Data Precision Multimeter teardown
Posted on February 14th, 2015 12 comments
How does a metal detector work?
Dave teardown and reverse engineers the circuit in a $17 Harbour Freight wand type metal detector, and also explains how to do basic reverse engineering of a PCB.
Posted on February 11th, 2015 8 comments
Dave breadboards a 1988 vintage Tandy / Radio Shack VCP200 speaker independent voice recognition chip from Voice Control Products Inc.
Will it work after 27 years?
Will it recognise his Australian accent?
Posted on February 7th, 2015 14 comments
Dave shows why Uni-T multimeters generally suck in this teardown (and a little bit of a review) of the $180 UT71E 0.025% accuracy multimeter with power measurement capability.
He also opens the UT71A, UT61E, and compares the input protection and rating with a Brymen BM257.
Hires teardown photos:
Posted on February 3rd, 2015 4 comments
The Bruces Monty Python Sketch
Ideal diode (synchronous rectifier) datasheet
Car ECU teardown
PAL to RGBS converter teardown
Pump controller teardown
Meet Edison Educational Robot
Casio FX790P scientific calculator pocket computer
Digilent ChipKIT WF32
Digilent Baysys3 Artix-7 FPGA Demo Board