EEVblog

The $599 Moku:Go from Liquid Instruments is an Australian designed and manufactured USB/Ethernet/WiFi instrument, with 14 instruments in 1, and a 4 channel power supply. Oscilloscope, Voltmeter, Logic Analyser, Waveform generator, Frequency Response Analyser, Lock in Amplifier, Laser Lock Box, Spectrum Analyser, PID Controller, Digital Filter, FIR Filter Builder, Data …

Part 1 of the µTimer project, a versatile benchtop lab timer. Choosing the LCD, and getting two sample LCD’s running. One using a demo board, and one that needed to be hacked onto a Raspberry Pi. 00:00 – Benchtop Lab Timer Project 01:19 – It’s all about the choice of …

I scored this GW Instek APS-7050 Precision AC Power Source on Ebay, let’s check it out. Forum: https://www.eevblog.com/forum/blog/eevblog-1698-awesome-ebay-ac-power-source-gw-instek-aps-7050/ Podcast: Download

Why does this Uni-T UDP6731 PSU use different brand LM358 opamps on the same PCB? All about Bill Of Materials, SMD pick and place machines, suppliers and specifications. Links: Jellybean Opamps: https://www.youtube.com/watch?v=uq1DMWtjL2U NESS Factory tour: https://www.youtube.com/watch?v=bTij7Juj5qE http://www.artschip.com/pdf/LM358.pdf https://www.st.com/content/ccc/resource/technical/document/datasheet/61/46/87/01/98/ed/44/c5/CD00000464.pdf/files/CD00000464.pdf/jcr:content/translations/en.CD00000464.pdf Forum: https://www.eevblog.com/forum/blog/eevblog-1697-whats-up-with-different-brand-op-amps/ Podcast: Download

A short tutorial on the maximum efficiency and power you can get from a wind generator. Also applies to water turbine generators. Also deriving the industry standard wind power formula from first principles: Power (W) = 1/2 x ρ x A x v^3 Don’t let any wind power marketing scams …