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: Garage lighting and parking sensor project

@robotbuilder re: --------------------------------------------------------------------- Current (amps) = Force (volts) x Resistance (ohms) I...

1 year ago
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RE: Garage lighting and parking sensor project

TASan-- Could you please give some reference where I can find data for your 24V led strips as power supply and distribution could become an issue he...

1 year ago
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RE: LED drivers

Thanks for your thoughts to DaveE and all others who have kicked in on this. I think I've found out what I was looking for---Your (and other's) thoug...

2 years ago
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RE: LED drivers

@davee Thanks for your thoughts on this. Actually this relates to an on-going project with my daughter who is a physicist working in the crystalog...

2 years ago
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RE: LED drivers

After looking over the data sheets for these things it almost looks like they were designed to be impossible to connect them in series so I'll have to...

2 years ago
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2 years ago
Replies: 8
Views: 752
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RE: UPS charging itself?

Re "perpetual motion" This idea has been kicking around for so many years that it is now correctly dismissed as "impossible" without much reference ...

2 years ago
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RE: Hi All Patrick

@patrickwd -- Into now?? I have a physicist daughter who is doing work in mineralogy and I've ended up making some lab equipment for her using Arduin...

2 years ago
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RE: Hi All Patrick

Interesting past history--I'm also a retired electrical engineer with background similar to yours. Work was steel mills, blast furnaces, mine hoists,...

2 years ago
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RE: Welcome Jone

Please!! Be Nice

2 years ago
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RE: Drive motors with higher voltage than rating.

@flat_battery I worked at a GE Canada plant for some years and found working conditions quite good. I can't help getting a chuckle from the Droneb...

2 years ago
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RE: Drive motors with higher voltage than rating.

If the motors are really dc motors with brushes and commutator they will be pretty tolerant of a minor overvoltage in this range. (I remember GE mill...

2 years ago
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RE: Skipsailing reporting aboard

@whitneydesignlabs Obviously something has been done re sewing machines which I don't know about so could you please bring me up to date. Just wha...

2 years ago
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RE: Skipsailing reporting aboard

Your Singer sewing machine being driven by a servomotor sort of intrigues me. The normal way to drive a sewing machine is just with an ac motor, serie...

2 years ago
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