What’s inside Keysight’s new 34470A 7 1/2 digit Truevolt bench multimeter? What are the PCB changes from the 34461A? What voltage reference does it use to get 16ppm nominal accuracy? 34470A Datasheet 34470A Operating & Service Manual LTZ1000 Voltage Reference AD8638 Chopper Amplifier Forum HERE High resolution teardown photos: Podcast: …
Read More »EEVblog #722 – Mailbag
A monster Mailbag, with extra waffle and advice for youngsters. Amp Hour T-Shirts Forum HERE SPOILERS: GPS based Back To The Future speedometer display from Firmtec Manual SMD Pick & Place reeling tray on Kickstarter Cypress Semiconductor PSoC Bluetooth Low Energy demo kit PCB Backlit calendar Geoaching waypoint altitude decoder …
Read More »EEVblog #721 – Globalstar Satellite Phone Teardown
What’s inside a 2000 vintage Globalstar GSP1600 Tri-Band Satellite Phone? Behold the Erectile Antenna, a helical designed extending antenna. Thanks to: Electronics Responsible Recyclers Forum HERE Analog Devices DSP Intel 386EX Embedded Processor Podcast: Download
Read More »EEVblog #720 – Mailbag
Dave opens his mail. SPOILERS: Chip Whisperer KickStarter Supermicro Xeon Server Motherboard RF Solutions transmitters and receivers. Bogey Board KAPPA BRAVO PICop II PIC Development board Automatic Voltage Regulator for an alternator. Forum HERE Podcast: Download
Read More »EEVblog #719 – Sony Low Noise Audiophile SDXC Memory Card
Sony have released a new Audiophile / Audiophool “Low Noise” SDXC memery card. It’s only 5 times the price of a regular card! The SR-64HXA will really make your music sound superlative! And even better again on Sony’s new $1100 ZX2 Audiophile grade Walkman! Forum HERE Podcast: Download
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