Sony have released a new Audiophile / Audiophool “Low Noise” SDXC memery card. It’s only 5 times the price of a regular card! The SR-64HXA will really make your music sound superlative! And even better again on Sony’s new $1100 ZX2 Audiophile grade Walkman! Forum HERE Podcast: Download
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2014 Sydney Maker Faire Power House Museum 17/8/2014 Trends in Hardware Innovation Fireside Chat with David L. Jones from the EEVblog and Sebastien Eckersley-Maslin from Blue Chilli How to get venture capital funding for your startup, crowd funding advice, and the state of the Australian electronics industry among many thing …
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What’s inside the Keithley 2400 Source Measure Unit? Forum HERE Service Manual Datasheets: AD7849 DAC AD847 opamp Photomos Relay Max7000 PLD LT1097 LT1007 Differential Amp AMP03 AD712 High Res teardown photo: Podcast: Download
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Dave explains what Vacuum Fluorescent Displays (VFD’s) are, how they work, and then hacks an interface and reverse engineers a surplus display from an industrial machine to make it work with an Arduino. UPDATE: Found the datasheet Another page with info on a different model: Forum HERE TI TL4810 VFD …
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Dave investigates and explains the Raspberry Pi 2 Xenon flash problem. Where the Pi2 will reset and lockup when a photo is taken of it from a Xenon flash camera. How and why the photoelectric effect is responsible. UPDATE: I have tried a UV filter in front of the flash …
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Mailbag Monday Dave opens his mail. Warranty VOID T-Shirt Forum HERE SPOLIERS: ARM Arduino Pro Mini Atmel AT89C2051 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 Podcast: Download
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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. Forum HERE Podcast: Download
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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? Forum HERE Radio Electronics magazine April 1991 MC68HC04 Datasheet M6804 User Manual Podcast: Download
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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. MAX6190 Voltage Reference OP1177 Opamp …
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Radio Shack has gone bust and declared bankruptcy! or Tandy as it is known in Australia. Dave reminisces about the good’ol days Discuss HERE TRS-80 Model 100 teardown TRS-80 Model I teardown Forest Mimms Interview Dick Smith talk
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Dave got caught out by thinking his EDC MV106 Voltage Standard had failed, when it hadn’t. Perhaps due to his excitement of being able to do a repair video on it. Another trap for young players. EEVblog #210 – Krohn-Hite DC Voltage Standard Teardown & Calibration Forum HERE
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Mailbag time. Forum HERE SPOILERS: Atom Bombs Book Making of the Atomic Bomb BOOK 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 PAL/NTSC decoder Digilent ChipKIT WF32 …
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Join Dave step-by-step as he attempts to find the problem with a non-booting Aiphone GF NS building intercom system. Will a reset chip make a monkey out of him? And as always, a trap for young players is explained. Brochure Install Manual Setup Manual Datasheets: Mitsubishi M16C 24LC128 EEPROM RS232 …
Read More »Massive news! A new edition of the bible is almost here, after a 25 year wait! You can pre-order it now on Amazon, for April 30th release. And if you want to help support the blog, then please use THIS LINK and I get a small cut, doesn’t cost you …
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Dave does some performance checks and then tears down a Krohn Hite EDC 4601 0.05% 6 decade 1ppm resolution 0-1000V AC voltage standard. Service Manual with schematics MV106 DC Voltage Standard User manual Datasheets: Vactrol XR2228 Multiplier/Decoder Epson SPG8640 oscillator/divider Forum HERE Hires teardown photos: Podcast: Download
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