Foxy
@foxy
Member
Joined: 2020-10-30 11:42 am
Last seen: 2023-12-14 9:58 pm
Topics: 3 / Replies: 53
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RE: Telling an Arduino its I2C address

@hayttom History repeats itself. Years ago I had a similar problem using PLC's. Two machines, nominally identical except for some calibration num...

3 years ago
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RE: What power supply should I use?

@garnold Let me know if you have a problem opening it. I'm still fooling around with putting drawings into replies

3 years ago
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RE: What power supply should I use?

Here's the graphic method.

3 years ago
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RE: What power supply should I use?

The 3v you mention is the approximate voltage across the LED. The voltage across the resistor will be the supply voltage you use minus 3v and the res...

3 years ago
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RE: Lipo powered catastrophy

@codecage That link looks like a scam to me. If it's not, Idon't want to be carrying around the amount of stored energy that it implies.

3 years ago
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RE: Lipo powered catastrophy

@jeffed Interesting--Every once in a while new minerals are found, particularly in uncommon environments,

3 years ago
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RE: Lipo powered catastrophy

@jeffed & strongheart Suppose this had been the battery in an electric car and it was damaged in an accident. What would be the result ...

3 years ago
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RE: LGB-trains, Arduino and PWM

@fpeter3 Just an amusing observation re clean track. Many years ago I was trying to track down a problem in a real, full scale locomotive which h...

3 years ago
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RE: PID Controller

@anibal PID seems to be the sexy term but I'm not very enthralled by it. I grew up using loop gain or crossover of the bode diagram and a lead or t...

3 years ago
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RE: PID Controller

P I D mean proportional, integral, and differential. The idea is popular because the concept appears to be intuitively simple but when you try to us...

3 years ago
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RE: A Very Naive Question related to "Shrinking your Arduino Projects"

@zoolandermicro I've used this stretching method to straighten copper wire on the job and it works nicely. It only takes a short stretch, an inch o...

4 years ago
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RE: Brent from St Louis, Missouri

@frogandtoad I first ran into "steppers" in about 1962 or 63 and I wasn't quite sure what they were and didn't have much to do with them afterward. ...

4 years ago
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RE: Brent from St Louis, Missouri

@frogandtoad You're right and when you come down to it we don't know the design of the mechanism. If we had enough information on the motor we coul...

4 years ago
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RE: Brent from St Louis, Missouri

Borrow a trick from mine hoist technology-- hang a counterweight on another drum on the same shaft. If the two weights are equal the motor only suppl...

4 years ago
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RE: Arduino Nano Every

@dronebot-workshop Put me down as interested. I just bought a few as learners and initially to add one to a 4X4 keypad. The initial reaction: H...

4 years ago
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