Tag Archives: multimeter


Portable multifunctional tool with Nokia 3310 casing

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Mastro Gippo’s 1337 3310 multifunctional portable tool is hacker’s Swiss knife in the shell of Nokia’s most durable and iconic 3310 phone and is also the winner of Hackaday’s Trinket Everyday Carry Contest. It features ohmmeter, graphing multimeter with simultaneous measurements of current and voltage, as well as instantaneous and average power consumption measurements that help to estimate the battery life of your prototypic design. He also maintained the original look and feel of Nokia 3310 by developing the similar user interface for his tool. The continuity tester feature plays the original Nokia tune as output.

Nokia 3310 portable multifunctional tool

Nokia 3310 portable multifunctional tool

 

A multifunction digital meter using Atmega128

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This is a multifunction bench test instrument built using an Atmega128 microcontroller and incorporate a lot of functions like voltmeter, ammeter, logic analyzer, frequency generator, frequency counter and also provides regulated DC power supply.

This device is interfaced with a Windows PC to display the measurements. The PC software is developed in VB 6. The function generator is based on a MAX038 IC that can provide sine, triangle or square wave, with adjustable duty cycle, from about 1 Hz to > 20 MHz.
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