Eevblog #528 – opamp input noise voltage tutorial
Dave explains one of the most confusing parameters in an opamp datasheet, Input Noise Voltage Density, that mysterious nV/RootHz figure.…
Eevblog #527 – altium entry level pcb tool rant
Altium have announced their intention to (finally!) offer a low cost "entry level" PCB design tool. Dave naturally has his…
Eevblog #526 – bank note acceptor followup
A quick followup to Bank Note Validator Teardown, to clarify the LEDs used. http://www.youtube.com/watch?v=qOzP5Vl-CIk EEVblog Main Web Site: http://www.eevblog.com EEVblog…
Eevblog #525 – bank note acceptor teardown
What's inside an old style bank note/bill accptor/validator for vending machines and the like? How does it detect genuine notes…
Eevblog #524 – vignetting on a cathode ray tube
Dave explains what causes CRT vignetting problems and how to fix it. A follow up to the HP 35660A Dynamic…
Eevblog #523 – repair: hp 35660a dynamic signal analyser
Dave repairs a classic HP 35660A Dynamic Signal Analyser (DSA), and does a bit of a teardown with random commentary…
Eevblog #522 – rigol ds1000z oscilloscope quick look
Dave had a very quick play with the new 4 channel Rigol DS1000Z series oscilloscope with dual channel ARB function…
ruler packing
See what's involved in packing and shipping the µRulers to Australian customers for the Pozzible crowd source funded campaign. EEVblog…
Eevblog #521 – picoscope 5000 usb oscilloscope teardown
An impromptu teardown on the Emona stand at the Electronex trade show, of the Picoscope 5000 flexible resolution USB oscilloscope,…
Eevblog #520 – michael’s 3d printer
Michael from the Melbourne Connected Community Hackerspace talks about his large build area modular dual independent extruder 3D printer design…