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 UNI-T UT71E.
Hardware
USB cable:
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
