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In this video, I am showing how to interface the sim900a mini-module with Arduino. It also shows how to make calls using this ...

In this test, we tried to read temperature from a remote SIP phone.

In this video, I'm going to revisit and redesign an idea from a tutorial I made a few years back - the rotary phone escape room prop.

Learn the real differences between Arduino Uno vs ESP8266 vs ESP32 in this full beginner's guide. I'll show you how to install ...

Music by Epidemic Sound (http://www.epidemicsound.com)

High quality PCB prototypes: https://www.pcbway.com PCB and Project here: http://bit.ly/4769EZv I've made some ESP32 ...

A well-kept secret of the ESP32 is its extended audio capabilities because it is hard to use. Luckily, I found a library and a toolset ...

LoRa is a low-cost, license-free method of sending short data bursts over long distances. It's perfect for IoT sensors and remote ...

Pulse To Tone Converter for old Rotary phone to use VoIP telephony. It connects to line without modifying old phone.

Build an Internet Radio, an MP3 Player, and display microphone waveforms with an ESP32 and some I2S peripherals. Learn to ...

Big Telco will hate this... This video explores Walter, a new open-source cellular board that combines GPS, LTE-M, NB-IoT, WiFi, ...

Proof of concept for an Arduino-based pulse dialling device. More information can be found at my Instructables page:

Demonstrates how an Arduino can be used to trigger a phone call to a voice menu. Full project description at ...

www.ipautodialer.com IPAutoDialer an IP Based Alarm Auto Dialer That uses VOIP technology. Great for canceling your analog ...

It's been a long time since we first launched our Arduino IDE inspired by the glorious Processing interface, and what started as a ...

In this DIY mobile phone project, we'll be creating a phone call function with Elecrow ESP32 terminal screen and a 4G module ...

How to use your Arduino Uno, ESP8266 Wifi module, and an iPhone to create a home automation system that sends and receives ...

Descripción: En este tutorial paso a paso, te mostramos cómo llevar la domótica y la Telefonía IP al siguiente nivel integrando ...

This video shows how to set up a Google voice number to get free phone VOIP service at home. *CELL2JACK didn't pay me in ...

I wanted to send macros over the serial line to make using raspbian via an H89 faster for common tasks. With a rotary dial, and an ...