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Modules

How to Connect Digital Ammeter, Voltmeter Modules M4430, M3430

Last Updated on June 8, 2026 by Swagatam 19 Comments

In this post I will be talking about the Chinese M4430 digital ammeter, voltmeter module which is a really neat, compact digital meter that you can mount on a panel. Whats great about it is that it is designed to measure and show us both the DC voltage and the current at the same time. […]

Filed Under: Meters and Testers Tagged With: Ammeter, Connect, Digital, M4430, Modules, Voltmeter

Remote Controlled Toy Car using 433 MHz Remote Modules

Last Updated on October 23, 2019 by Swagatam 52 Comments

Remotetoycarassembly

This circuit will enable reverse-forward, left-right control of a toy car through 433 MHz RF remote control modules or any similar RF remote modules. The market may be full of these hi-end remote controlled toy cars, but for a hobbyists making one at home can be entirely a different experience. The article below explains how to configure […]

Filed Under: Remote Control Circuits Tagged With: 433, Controlled, Modules, Remote

How to Buy and Use RF Remote Control Modules – Control Any Electrical Gadget Remotely

Last Updated on July 3, 2019 by Swagatam 19 Comments

4channelremotecontrolmodule

Remote controls have always been an intriguing device for all of us because of one good reason: It allows us to operate distant gadgets with a flick of a button, without having to move an inch. Introduction Today with the advancement of technology remote control switches have become accessible very easily from the market and […]

Filed Under: Remote Control Circuits Tagged With: Control, Electrical, Gadget, Modules, Remote, RF

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