Electrical

Related Electrical Questions
When calculating max load on a house electrical circuit in
When calculating max load on a house electrical circuit in terms of Florida building code, what is the max/standard amperage for a duplex outlet in a bedroom? In other words, do inspectors assume ever… read more
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It is with the 57 VAC on the load side of the open switch. I
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Sam I
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A series-tuned resonant circuit operations at a resonant frequency
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akch2002
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I just bought some of these LED's on mcpcb boards. I am
I just bought some of these LED's on mcpcb boards. I am pretty new to LED lighting. Do I need a resistor for these?https://www.mouser.com/ProductDetail/led-engin/lz1-10r202-0000/?qs=QhAb4EtQfbUdAutngc… read more
Kevin
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What is the value of the 1/2 watt resistor downstream of the
What is the value of the 1/2 watt resistor downstream of the rectifier on the Vari-quiet(###) ###-####circuit board??? Thank you. 6 … read more
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Two resistors color coded,, black, and silver are connected
Two resistors color coded brown, green, black, and silver are connected in series to a 9V source. What are the highest and lowest values of resistance given the color code, and what is the maximum cur… read more
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I have a workshop which requires a DC Voltage output of 12V.
i have a workshop which requires a DC Voltage output of 12V. i have a 36volt DC source available and the following resistors 1kohm, 4kohm and another 4kohm. how do idesign a circuit from the following… read more
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I am wanting to make a led light panel. I have 100 1 watt
I am wanting to make a led light panel. I have 100 1 watt LEDs and a LED driver. The driver has this written on the top of it. led driver input: ac 100-265v 50/60Hz output: dc28-38V 3A +_ 3% led power… read more
Kevin
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Hi guys, I am currently enrolled in an electrical engineering
Hi guys, I am currently enrolled in an electrical engineering course and having some difficulties simplfiying a combination circuit. I have a 120v circuit with 7 resistors in series and parallel with … read more
Kevin
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I have a project that is powered by a 3.6v lir 2032, this batterey
I have a project that is powered by a 3.6v lir 2032, this batterey is currently wired to power 8 leds, and is connected to a charging port and a off/on switch. The problem is that I would like to ligh… read more
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I am trying to build an LED light display and I have two groups
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How would I go in solving this problem. I need step by step
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I am building a small outbuilding in my back yard that will
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I am trying to wire power to a electric train accessory for
I am trying to wire power to a electric train accessory for my grandson. The requirements of the toy are: "...requires a power supply of 8V - 18V AC or DC capable of supplying 300 ma ...". That's all … read more
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Circuit calculations Calculate the shelters total current
Circuit calculations: Calculate the shelters total current (amps) and the power (watts) needed to run the listed equipment (round to the nearest tenth). The shelter voltage = 120 volts, the total resi… read more
Sir Sparks
Owner
State & UK Certified Master electri
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what size resistor is needed to reduce 30volts to 12volts @1
what size resistor is needed to reduce 30volts to 12volts @1 watt. trying to add indicator led to 30v sys.… read more
Joseph
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Hi, can anyone tell me how to work out the amps in a circuit
Hi, can anyone tell me how to work out the amps in a circuit for calculating volt drop, other than using BS7671. Is there a calculation method. I understand that you multiply the milivolts by the lent… read more
Sir Sparks
Owner
State & UK Certified Master electri
2,519 satisfied customers
How do I identify the VALUE of SMD type capacitors (other than
How do I identify the VALUE of SMD type capacitors (other than by removing and measuring. Grateful for any light you can shed on the problem, Regards, Peter Gill.… read more
Sir Sparks
Owner
State & UK Certified Master electri
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