Eevblog #615 – prema 6047 multimeter followup
Dave checks the Dallas DS1220Y chip in the Prema 6047 7.5 digit multimeter to see if the battery is dead,…
Eevblog #614 – cebit 2014 highlights
Dave attended the Cebit 2014 event in Sydney at Homebush Olympic Park. Here are some highlights. The EX¹ the worlds…
Eevblog #613 – prema 6047 multimeter teardown
Teardown Tuesday. What's inside a 1980's vintage 8.5 digit multimeter, the 6047 from Prema. Or did Dave diddle himself? Forum:…
Eevblog #612 – mailbag
Mailbag Monday What should Dave do with his new lab internet bandwidth? Thermocouple Tutorial: https://www.youtube.com/watch?v=AYblSfpKRUk Arduino Tape Shield: http://oceancontrols.com.au/KTA-292.html
Eevblog #611 – electret microphone design
Part 5 - Doug Ford explains the design of Electret Microphone circuits, and all the associated traps: Transconductance, correct biasing,…