Tenma 72-9380A

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**Tenma 72-9380A**

Status	in progress
Counts	40000
IEC 61010-1	CAT III (1000V) / CAT IV (600V)
Connectivity	USB
Measurements	voltage, current, power, resistance, capacitance, frequency, temperature, duty cycle, diode, continuity
Features	autorange, true-rms, data hold, relative, backlight
Website	mcmelectronics.com

The Tenma 72-9380A is a 40000 count CAT III (1000V) / CAT IV (600V) handheld digital multimeter with USB connectivity.

It is a rebadged UT71-E.

Hardware

USB cable:

See Device cables#UNI-T_UT-D04.

PCB Front

LSD0007 (possibly TI MSP430 MCU?)

PCB back

TI MSP430FE425 microcontroller
Cyrustek ES51966 DMM chip
Holtek HT1621 LCD driver

Photos

PCB front
MCU with sticker
MCU without sticker
PCB back

Protocol

Resources

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