Published on March 15, 2017
Dave shows why Uni-T multimeters generally suck in this teardown (and a little bit of a review) of the $180 UT71E 0.025% accuracy multimeter with power measurement capability.
He also opens the UT71A, UT61E, and compares the input protection and rating with a Brymen BM257.
MAX6190 Voltage Reference:
OP1177 Opamp:
Cyrustek ES51922 DMM chipset:
Holtek HT1621 LCD driver:
AD636 True RMS Converter chip:
Forum:
EEVblog Main Web Site:
The 2nd EEVblog Channel:
Support the EEVblog through Patreon!
EEVblog Amazon Store (Dave gets a cut):
Donations:
Projects:
Electronics Info Wiki:
){kind=link}