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Kerry D. Wong

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UNI-T UT8805E 5 1/2 Digit Bench Multimeter Teardown Pictures

May 12, 2024May 12, 2024 kwong

I reviewed UNI-T’s 5 1/2 digit UT8805E bench meter a few weeks ago. In this blog post, let’s take a […]

Electronics, Teardowns 1776-C68, AD637, AD7172-2, AD825, AD8622, AD8629, ADG1209, Bench Meter, Caddock, Digital Multimeter, Guard Trace, Guarding, MAX333A, MAX6225, T20F256C4, Teardown, Trion, True RMS, UNI-T, UT8805E

Review/Teardown of a HoldPeak HP-770D 40000 Counts True RMS Multimeter

November 5, 2021November 5, 2021 kwong

HoldPeak’s HP-770D is a 40,000 counts true RMS multimeter. Price and size-wise it is very similar to UNI-T’s new UT61E+ […]

Electronics Digital Multimeter, DMM, HoldPeak, HP-770D, HT7530-1, HY11p14, HY3131, True RMS

Teardown of an MEDA PLM-100 AC Magnetometer

August 11, 2018 kwong

I did a teardown a while ago on a cheap eBay electromagnetic radiation detector, and if you recall the performance […]

Electronics, Teardowns AD636, burden voltage, Electromagnetic compatibility, EMC, fluxgate, Macintyre Electronic Design Associates, Magnetometer, Meda, Op Amp, Search Coil, TL032, Transimpedance Amplifier, True RMS

Quick Review of the ennoLogic eM860T True RMS Multimeter

March 13, 2016 kwong

I picked up an autoranging True RMS multimeter from ennoLogic a couple of weeks ago. Before this purchase, I actually […]

Electronics, Product Reviews 24C02A, DTM0660L, eM860T, ennoLogic, Multimeter, Review, Tekpower TP40, True RMS, UNI-T 139C, Velleman DVM4100

On RMS Voltage Measurement

August 22, 2011August 22, 2011 kwong

Just because you are using a true RMS multimeter does not automatically mean you should always trust the readings of […]

Electronics BK Precision 2709B, Measurement, Rigol DS1052E, RMS, TRIAC, True RMS

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