Eevblog #715 – mailbag
Mailbag Monday Dave opens his mail. Warranty VOID T-Shirt: http://teespring.com/warrantyvoid2 Forum: http://www.eevblog.com/forum/blog/eevblog-715-mailbag/ SPOLIERS: ARM Arduino Pro Mini: https://gi
Eevblog #714 – metal detector reverse engineering
How does a metal detector work? Dave teardown and reverse engineers the circuit in a $17 Harbour Freight wand type…
Eevblog #713 – voice recognition – 1980’s style
Dave breadboards a 1988 vintage Tandy / Radio Shack VCP200 speaker independent voice recognition chip from Voice Control Products Inc.…
Eevblog #712 – uni-t ut71e multimeter
Dave shows the issues with Uni-T multimeters generally in this teardown (and a little bit of a review) of the…
Eevblab #7 – radio shack declares bankruptcy!
Radio Shack has gone bust and declared bankruptcy! or Tandy as it is known in Australia. Dave reminisces about the…
Eevblab #6 – don’t assume it’s faulty
Dave got caught out by thinking his EDC MV106 Voltage Standard had failed, when it hadn't. Perhaps due to his…
Eevblog #711 – mailbag
Mailbag time. Forum: http://www.eevblog.com/forum/blog/eevblog-711-mailbag/ SPOILERS: Atom Bombs Book: http://amzn.to/16dicgg Making of the Atomic Bomb Book: http://amzn.to/1BRSYwW The Bruces Monty
Eevblog #710 – intercom system repair
Join Dave step-by-step as he attempts to find the problem with a non-booting Aiphone GF NS building intercom system. Will…
Eevblog #709 – edc 4601 ac voltage standard teardown
Dave does some performance checks and then tears down a Krohn Hite EDC 4601 0.05% 6 decade 1ppm resolution 0-1000V…
Eevblog #708 – free energy overunity is rubbish!
Are the laws of physics being bent? Dave explains why free energy / over unity / quantum vacuum circuits are…