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John Richetta

Flunkie geek tinkerer hacker artist anti elevator-pitch guy.

Waltham, MA
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john-richetta
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This user joined on 09/28/2020.

29.7k
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8 GHz BW, up to 1 TS/s ET Sampling I have ceased active development on this project. Please don't ask.
Project Owner Contributor

8 GHz Sampling Oscilloscope

ted-yapoTed Yapo

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This hybrid generator for drones is designed to get 10 times the flight time of a classic electric drone
Project Owner Contributor

HYBRID GENERATOR FOR DRONES

imIM

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My goal is to design a 3D printed standalone speaker based on transmission line theory - info: Martin J. King - http://www.quarter-wave.com/
Project Owner Contributor

3D printed Bluetooth speakers - LittleJet!

davide-ercolanoDavide Ercolano

5.8k
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1/2 Watt stereo audio amplifier with extra gain and loudness control.
Project Owner Contributor

LM386 stereo audio amplifier

carbonosilciocarbono.silício

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We are seeing a lot of drones that have obstacle avoidance and hand control feature, is a toy or video drone. Let's learn it!
Project Owner Contributor

Make a Hand Control Drone

metehanemlikmetehanemlik

4.9k
4.9k
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Build an Arduino Home Automation System that can control electrical devices like lights, fans, garage doors etc using our mobile phone.
Project Owner Contributor

Home Automation Step by Step using Wemos D1 Mini w

jithin-sanalJithin Sanal

3.2k
3.2k
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Easy to use Arduino Uno Shield to support your rockets from the ground!
Project Owner Contributor

WOOF Model Rocket Launchpad Computer V4

canine-defense-technologiCanine Defense Technologi

3.1k
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DSO functions for a CRO
Project Owner Contributor

A digital camera for analog oscilloscopes

joseph-eoffJoseph Eoff

2.5k
776
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FFT spectrum analyzer is an test equipment that uses Fourier analysis and digital signal processing techniques to provide spectrum analysis.
Project Owner Contributor

DIY FFT Audio Spectrum Analyzer

mircemkmircemk

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1.3k
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iOmni, is an autonomous (eventually) robot with Lidar to be used as a security system
Project Owner Contributor

iOmni

leandroLeandro

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Interface to talk to numerous amateur radios.
Project Owner Contributor

Amateur Radio CAT/CI-V Interface Adapters

bharbourBharbour

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We show how to build IOT WiFi Motion Sensor powered on a battery with email notification over IFTTT.
Project Owner Contributor

WiFi Motion Sensor (3D print) - DIY

sylwesterSylwester

1k
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Transforming a broken ZX Spectrum +2 into a battery powered cyberdeck of sorts with display and custom macropad
Project Owner Contributor

PIERCy-1 - ZX Spectrum +2 Raspberry Pi Mod

raphaelRaphael

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Actually a kind of "Pre-exposure prophylaxis (PrEP)", breathing you own filtered air might help you avoid getting COVID-19
Project Owner Contributor

DIY PPE for COVID-19 infection avoidance

joejasniewskijoe.jasniewski

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High precision LED electronic clock based on STM32
Project Owner Contributor

0.8" LED Digital Clock

catherine-suiCatherine Sui

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Social Distancing Wristband Wearables products to help people fight with Covid-19 Coronavirus.
Project Owner Contributor

Social Distancing Wristband Wearables

torr45838torr45838

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MC68681P Integrated Circuit
Project Owner Contributor

MC68681P minicomputer power automation

engineerkid1engineerkid1

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1-8 Channel Upgradable Audio Amplifier with TDA2050 or TDA2030 IC DIY HINDI
Project Owner Contributor

1-8 Channel Upgradable Audio Amplifier, Utsource

electroniclovers123Electroniclovers123

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