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GSM Remote Control – Gate Control
Part 4 – SMS CommandByoeadminCommands and settings can be sent by any cell phone via SMSs, as long as the message in question contains a password. Some of the commands can be composed without the use of a password (just so that they can be composed faster), provided that they are sent from one of the first eight numbers…
WINDING WIRE Ø0.1mm – 715m – 1.5kohm
ByoeadminThis enamelled solderable soft copper wire is used to wind coils or transformers and is supplied on plastic bobbins. Winding wire is available in a thickness varying from 0.1 to 1.5mm. The length of the wire depends on its thickness. Specifications Ø wire: 0.1mm wire length: 715m bobbin dimensions (mm): A: 65 B: 35 weight:…
How to make earthquake alarm
ByoeadminLet’s test the D7S by Omron, the world’s smallest seismic transducer, and create a seismograph capable of a sensitivity and an accuracy that are comparable to the ones found in professional tools. Each day, thousands of earthquakes occur on our planet, but most of them cannot be perceived by the population (as they…
Vocal Recorder/Player 20 seconds
ByoeadminBased on the ISD1730 chip, this card allows you to record and play voice messages of up to 20 seconds. The card has a microphone, audio input, 8 ohm speaker, AUX output, function control buttons and an LED that lights up when the chip is being recorded. Power supply from 2.4 V to 5.5…
Maker Faire Rome Premiere: presenting Open Wheels
ByoeadminThose that will be so lucky to be with us at the Rome Maker Faire later this week, will be able to put their maker hands on our very acclaimed (even if never really internationally showcased) … Open Wheels. The Open Wheels is a prototype for an open source clone / replacement of the very…
Antennino: the low-power Arduino with Antenna – The Bootloader
ByoeadminLet’s discover how to load the bootloader on our IoT board, so to prepare it for the usage. You learned about Antennino when reading the first part of this article, in which we presented the project and described the hardware, in detail. Let’s resume the discussion from where we stopped, that is to…
