What’s inside a professional digital audio mixer? Dave opens a Yamaha DME32 Digital Mixing Engine with multi-channel 24bit audio ADC and DAC and custom DSP processing. Sony video effects unit teardown: https://www.youtube.com/watch?v=d9lZ2-a1P-E User Manual: http://www2.yamaha.co.jp/manual/pdf/pa/english/signal/DME32E.pdf Datasheets: WM8740 OP275 4580 2115 Xilinx CPLD Hires teardown photos: Podcast: Download
Read More »EEVblog #737 – World’s Biggest Collection Of Electronics Components
Dave uncovers that has to be one of the world’s biggest and most meticulously sorted collections of vintage electronic components! And all this sold for $405 on ebay! Forum HERE Photos: Podcast: Download
Read More »EEVBlog #736 – World’s First IR Thermal Camera Watch
A quick hack turns a Flir TG165 Thermal camera into the worlds first thermal IR imaging camera watch! Makerbot 3D printer action, and a trap for young players with LCD ribbon cables. FLIR TG165 Thermal Imager Teardown Video Forum HERE Podcast: Download
Read More »EEVblog #735 – Mailbag
Another movie length Mailbag. What have people sent in this week? Forum: http://www.eevblog.com/forum/blog/eevblog-735-mailbag/ SPOILERS: Why are cheap Ebay LED light bulbs so bad? Dave investigates why some of them are doomed to fail. DaveCAD and thermal camera time. Datasheet for example LED CPM700 Countersurveillance unit from Research Electronics Inc for …
Read More »eevBLAB #9 – Meet David
Meet David2, the first EEVblog employee.
Read More »EEVblog #734 – Giroptic 360cam Kickstarter Prototype
Dave takes a quick look at the first run Kickstarter developer prototype 360 degree waterproof HD camera from Giroptic It produces real time 360deg 30fps MP4 video with spatial audio 360deg video on youtube is HERE Kickstarter Project http://360.tv/ Forum HERE Podcast: Download
Read More »EEVblog #733 – Mailbag
Mailbag time again. What have people sent in this week? SPOILERS: AUD$5500 transfer standard 10k resistor in a box from Wekomm! Holy Xeon ECC server memory Batman! AC/DC Back To The Future T-Shirt HeartSine Samaritan Pad Heat Defibrillator K band radar system Forrest Mims Radio Shack books Forrest Mims Amp …
Read More »EEVblog #732 – PCB Sheet Resistance
Fundamentals Friday What is Sheet Resistance? Did you know that the resistance of a square copper PCB trace is the same regardless of the size? Dave explains the theory behind this rather counter-intuitive concept called Sheet Resistance, and demonstrates that it is in fact true. What is the ohms per …
Read More »New Youtube Paid Subscription Service – Compulsory?
Youtube are offering a new paid subscription service for viewers who want to watch their videos ad-free. The catch for Youtube Partners & Content Producers is that it looks as though this is *compulsory* to join and agree to in order to continue to get monetisation on your videos! Dave …
Read More »EEVblog #731 – Keithley DMM7510 7.5 Digit Multimeter Teardown
Inside the new Keithley DMM7510 7.5 Digit Bench Multimeter What gives this unit it’s superb 14ppm/1year accuracy specification? What construction techniques have they used? How and why are Fluke so heavily involved? What considerations are given to the power supply and isolation aspects? How does it compare with the cheaper …
Read More »EEVblog #730 – Thin Film Resistor Networks
How ceramic backed precision thin film resistor networks are constructed and laser trimmed. Examples come from the resistor networks in the 7.5 digit Keithley DMM7510 Multimeter, manufactured by Fluke. Forum HERE Podcast: Download
Read More »Dave Is The Human In The Machine
The Google Brain project with 1000 servers (16,000 cores) simulating a model of a brain with a billion synapses analysed 10,000,000 200×200 images over 3 days from Youtube, and out pops Dave’s head! Scary…
Read More »eevBLAB #8 – New Tektronix AGO3000 Oscilloscope
Dave talks about Tektronix’s new unreleased AGO3000 Gravity Compensated Oscilloscope with a high precision TCXO timebase with 2G tip-over gravity compensation. Datasheet Preliminary product launch page Forum HERE
Read More »EEVblog #729 – Mailbag
Another lengthy mailbag, with plenty of diverse stuff. RCA Airnergy Bullshit Video Forum HERE SPOILERS: Kan Jam flying disc Psion 3A Organiser 1974 808 RapidMan Calculator made in Canada. Russian IN-9 Neon bargraph display tube. Datasheet Info & characteristic curves Wifi cellphone battery charging bullshit Kickstarter RF Energy Harvesting. Can …
Read More »EEVblog #728 – T4 LED Lighting
A quick rant on T4 fluorescent tubes, and a small upgrade to replace a T4 tube with a LED strip. Previous video on LED lighting Dave’s back deck Forum HERE Podcast: Download
Read More »