A big mailbag episode, getting through lots of backlog. P.S. Yes I failed to twig to the cordless ESD strap. Will have to do a video debunking this! Forum: http://www.eevblog.com/forum/blog/eevblog-759-mailbag/ SPOILERS: NicaDrone EPM688 OpenGrab Electro Permanent Magnet For UAV/drone payload pickup http://nicadrone.com/index.php?id_product=59&controller=product Fused USB to UART adapter (FTDI-Free) https://www.tindie.com/stores/maxtch/ A PCB designed in AutoCAD. Freescale tower system modular development platform: https://www.youtube.com/watch?v=ud4C_UwUpoc Perf prototype board: http://www.eevblog.com/forum/crowd-funded-projects/perf/ Pulsed Light laser LIDAR module http://pulsedlight3d.com/products/lidar-lite A fun FAIL button, and a whole lot more. EEVblog Main Web Site: http://www.eevblog.com The 2nd EEVblog Channel: http://www.youtube.com/EEVblog2 Support the EEVblog through Patreon! http://www.patreon.com/eevblog EEVblog Amazon Store (Dave gets a cut): http://astore.amazon.com/eevblogstore-20 T-Shirts: http://teespring.com/stores/eevblog Donations: http://www.eevblog.com/donations/ Projects: http://www.eevblog.com/projects/ Electronics Info Wiki: http://www.eevblog.com/wiki/

Part 3 of microphone technology with Doug Ford, former head designer at Rode Microphones. This video discusses both regular condenser and electret condenser microphone construction and physical properties. All videos in this series are here: https://www.youtube.com/playlist?list=PLvOlSehNtuHv98KUcud260yJBRQngBKiw Forum: http://www.eevblog.com/forum/blog/eevblog-608-condenser-electret-microphone-construction/ EEVblog Main Web Site: http://www.eevblog.com EEVblog Amazon Store: http://astore.amazon.com/eevblogstore-20 Donations: http://www.eevblog.com/donations/ Projects: http://www.eevblog.com/projects/ Electronics Info Wiki: http://www.eevblog.com/wiki/

Dave tears down Sony's first digital camera that used removable media, a 3.5" floppy drive! The 640x480 resolution 0.3Mpixel 1997 vintage Sony Mavica MVC-FD7 Original image files here: http://www.eevblog.com/files/Mavica/ Sorry, couldn't get all, the PC floppy drive is failing... Datasheets: http://www.alldatasheet.net/datasheet-pdf/pdf/61708/FUJITSU/MB88146AP.html UPD72069 Floppy-Disk Controller http://www.ic-on-line.cn/view_download.php?id=1057239&file=0029\upd72069_239054.pdf AD9801 CCD image sensor processor http://www.alldatasheet.com/datasheet-pdf/pdf/48588/AD/AD9801.html MB90089 OSD: http://pdf.datasheetcatalog.com/datasheets/restul/500457_DS.pdf SH7032 32 Bit Microcontroller: http://www.renesas.com/products/mpumcu/superh/sh7030/sh7032/index.jsp MB3785A Switching Regulator: http://pdf.datasheetcatalog.com/datasheets2/30/300915_1.pdf Teardown Photos: http://www.eevblog.com/2014/06/04/eevblog-625-retro-teardown-sonys-first-digital-camera/ Forum: http://www.eevblog.com/forum/blog/eevblog-625-retro-teardown-sony%27s-first-digital-camera/ EEVblog Main Web Site: http://www.eevblog.com EEVblog Amazon Store: http://astore.amazon.com/eevblogstore-20 Donations: http://www.eevblog.com/donations/ Projects: http://www.eevblog.com/projects/ Electronics Info Wiki: http://www.eevblog.com/wiki/

Mailbag Monday http://www.youtube.com/user/mikeselectricstuff http://www.hioki.com/discon/pdf/multi/3207_08.pdf http://tindie.com/stores/Pieco http://tindie.com/UnaClocker http://www.tokyoflash.com/en/watches/kisai/upload/ Forum: http://www.eevblog.com/forum/blog/eevblog-556-mailbag/ EEVblog Main Web Site: http://www.eevblog.com EEVblog Amazon Store: http://astore.amazon.com/eevblogstore-20 Donations: http://www.eevblog.com/donations/ Projects: http://www.eevblog.com/projects/ Electronics Info Wiki: http://www.eevblog.com/wiki/