Hackaday was in Portland last weekend for the Open Hardware Summit. I did a brief recap earlier this week but this post has been on my mind the entire time. The night before the summit, OSH Park (the Purveyors of Perfect Purple PCBs which we all know...
The Expert is a Brazilian manufactured in the 80's and it is compatible with MSX standard. It uses a detachable keyboard but it lacks the Caps Lock LED on the keyboard because the 13 pin connector used ran out of pins (even the shield is used as a 14th...
Product OverviewThe TIP102 is a silicon Epitaxial-Base NPN power transistor in monolithic Darlington configuration mounted in TO-220 plastic package. It is intented for use in power linear and switching applications.TIP102 Features High DC Current Gain...
this was my 2017 entry into the science olympiad. the basic rules were that you needed to make a car that went a certain distance, to be decided at the competition. the trial in the video was my fault, i set it for 12 meters when it was supposed to go...
I have been using DS3231 RTC modules purchased from the Internet as time sources. The DS3231 has very good accuracy, obsoleting many older RTC chips, and will work at 3.3V or 5V—the I/O pins are 5V tolerant. One commonly found model looks like this:...
INTRODUCTION:- We all have seen vu meters in every music system and various other recording devices but never wondered to create such a thing ,so today I am going to tell you a simple and easy way by which you can create a simple vu meter by your own...
"Holy sh*t, look Morty I did not know that was gonna happen. That one's not on me..." - Rick & Morty S4 : E3, One Crew Over the Crewcoos MortyBut it was worth it.Many moons ago I built a robot, called AIME, and published it on Hackaday.Her skull came...
Samples of LED strips I bought seven types of popular LED strips on Amazon. Three types of COB LED strips and four types of SMD (traditional) LED strips.I'm not explicitly naming vendors because i think this will only mislead the reader. Most brands...
Ever thought of a home automated watering system in your own garden? A garden that automatically gives the measurement of the moisture content of the soil, waters plants automatically and give you the readings of the wetness of the soil, then you will...
Links to inspiration, companies, projects, and resources that have to do with DIY biology. (Sorry for the dump-style. The ambition is to come back and nicely organize all this).https://bitesizebio.com/22824/how-to-manipulate-plasmid-copy-number/ - what...
In the 1980's all were fond of TV’s no matter what color picture it gave. Earlier TVs were powered by CRT’s - Cathode Ray Tubes. These TV’s were too heavy to lift. As time is passing, new technologies are emerging. After CRTs, LCD screens were introduced...
Cause of motor heatingFor any motor icluding sevomotor spindle motor, brushless dc motor,etc,It is normal to heat up during operation, and the same is true for stepper motors.The interior of the stepper motor is composed of an iron core and a winding...
SOT23 vs SOT323 Overview SOT23 and SOT323 are both plastic and surface-mounted packages. SOT23 owns 3 terminals, 1.9mm pitch, 2.9mm x 1.33mm x 1mm body, while SOT323 boasts 3 leads, 1.3mm pitch, 2mm x 1.25mm x 0.95mm...