best multimeter of 2020 DIY Hobby teardown Review

this is a New Multimeter since 16th Sep 202.

RM777 is an automatic range digital multimeter with 9999 words with a true effective value. The instrument is full-key operation with triple display.
Measure AC voltage and DC voltage
Measure AC and DC current
Measuring resistance/temperature
Test continuity and diode
Measuring capacitance/NCV
Measuring frequency and duty cycle
Anti-interference AC voltage detection

it is very easy and comfortable to Grip.

Here is the Specification Data

Brand RICHMETERS Model RM777
Display (LCD) 9999 Range automatic / manual
Material ABS+TPE Sampling rate 3 times/sec
True RMS yes Data retention yes
Screen backlight yes Low battery warning yes
Automatic shut-down yes type of battery 3 * 1.5V AA battery (not included)
Features Range Precision AC frequency response
DC Current 9.999A/999.9mA (1.0%+3) -
DC Current 99.99mA/9.999mA/99.99uA/999.9uA (0.8%+3) -
AC current 9.999A/999.9mA (1.2%+3) 40Hz~1kHz
AC current 99.99mA/9.999mA/99.99uA/999.9uA (1.0%+3) 40Hz~1kHz
DC voltage 999.9mV/9.999V/99.99V/999.9V/9.999mV/99.99mV/999.9mV (0.5%+3) -
AC voltage 999.9mV/9.999V/99.99V/750.0V/9.999mV/99.99mV/999.9mV (1.0%+3) 40Hz~1kHz
Resistance 99.99 Ohm (1.0%+3) -
Resistance 999.9/9.999k/99.99k/999.9k (0.5%+3) -
Resistance 9.999M ohm (1.5%+3) -
Resistance 99.99M Ohm (3.0%+5) -
Capacitance 9.999nF (5.0%+20) -
Capacitance 99.99nF/999.9nF/9.999uF/99.99uF/999.9uF (2.0%+5) -
Capacitance 9.999mF (5.0%+5) -
Frequency 99.99Hz/999.9Hz/9.999kHz/99.99kHz/999.9kHz/5.000MHz (0.1%+2) -
Temperature (-20~1000) C/ (-4~1832)F (2.5%+5)C -
Duty cycle 1%~99% diode yes
On and off yes NCV yes
working environment temperature 0~40 C -
  humidity <75% -


you can find the resolution is very good, 0.001

the packlist included:

Multimeter x 1

Tester Leads x 1

Thermocouple x 1

Manual x 1

pouch x 1

color box x 1


Leave a comment

All blog comments are checked prior to publishing
[time] minutes ago, from [location]
The cookie settings on this website are set to 'allow all cookies' to give you the very best experience. Please click Accept Cookies to continue to use the site.
You have successfully subscribed!
This email has been registered
Recently Viewed