UPDATE: Now Fixed. 11pm AEST The forum is currently down, but EEVblog.com is up and running just fine. The web host Hostgator has screwed up and is currently fixing it.

Bumper Mailbag. Guest appearance by Sagan Forum: http://www.eevblog.com/forum/blog/eevblog-813-mailbag/ SPOILERS: Sinclair / Thandar SC110 10MHz portable analog CRT oscilloscope form the 1980’s! Makerbeam by Chartup A mystery device from a Police auction from Rossin Corporation 10MHz TCXO reference clock generator AST3TQ TCXO datasheet Fitbit ripoff teardown CC2541 Bluetooth microcontroller datasheet MMA955L …

Dave further investigates the Varta 15 minute NiMH batter charger. Mixed signal analysis with the new Keysight 3000T oscilloscope, and current tracing with the TTI iProber 520 positional current probe And some more reverse engineering. Forum HERE Podcast: Download

A look inside the Varta 15 minute 8A NiMH fast charger. A teardown and look at how it works and the circuit topology. Can Sanyo Eneloops be charged this fast too? Forum HERE Datasheets: Varta-AA-2100mah-56706-datasheet.pdf DTM4410.pdf tl494.pdf Podcast: Download

What’s inside the Micsig MS310 100MHz 1GS/s isolated dual channel handheld oscilloscope? What mystery ADC does it use? David2 also makes an appearance. Forum HERE Datasheets: 8051 www.ti.com/lit/ds/symlink/cdcm61002.pdf www.intersil.com/content/dam/Intersil/documents/kad5/kad5510p-50.pdf www.ti.com/lit/ds/symlink/tms320c6748.pdf www.issi.com/WW/pdf/61NLP_NVP12836B_25618A.pdf Podcast: Download