Comparison of Fluke 5790A vs Wavetek 4920M vs HP 3458A on ACV functionSine 10.0 VRMS 1000Hz from modified HP 3245A feed into all meters 3458A: ACV 10.0, NPLC 100, SETACV SYNC, LFILTER ON, NDIG 8 5790A: ACV 22, DFILT ON, FINE, SLOW, EXTGRD ON, HIRES ON 4920M: ACV 10.0, RESL7, FILT100Hz, AVG8
Workflow:* RPI accesses DMMs via GPIB and reads data.
* Data is formatted by python script into DSV string and written/append to file on FTP
* DSV-file is visible publicly on https://xdevs.com/datashort/
* D3.js plots SVG graph online :)