Questions tagged [wiring]
How wires connect to terminals and to each other; coloring and organization schemes; appropriate wire selection and installation techniques
0
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0answers
10 views
How do you properly install backup power delivery? [migrated]
I have a backup power bank made of an inverter and car batteries. It charges when the grid power is on and turns on when the grid power turns off. However, my "electrician" repurposed the grounding ...
3
votes
4answers
127 views
If ground and neutral are bonded at main panel, why aren't all grounded device chassis energized?
I know this is a question with variants that have been asked countless times on the internet and on this site. Believe me that I have scoured through these questions and answers in search for a ...
1
vote
1answer
79 views
Arduino Vehicle Remote Start
I am really intrigued in the idea of designing a remote start using an Arduino and Bluetooth connectivity.
I plan to wire a relay to the starter switch of a motorbike. I have chosen to do it this way ...
0
votes
1answer
28 views
Triac wiring section
When wiring the power cables in a house, normative says wires must be typically 2.5, 4 or 6 mm2 in section for 230 V and 10...40 A.
However, legs of a triac (thyristor, see this one by example) are ...
0
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0answers
32 views
Micro USB female to micro USB male and mini USB male wiring [closed]
Hi I have a question about the wiring of the above setup. I have a raspberry pi and an lcd powered powered by a micro USB and mini USB respectively. I want to be able to connect them using only one ...
0
votes
1answer
53 views
Correct type of wire for simple DIY projects involving soldering [closed]
I am making my own bluetooth speaker which will require me soldering wire to PCBs etc. However, I am unsure of which type of wire to buy for the project. I understand that positive and negative wiring ...
38
votes
6answers
8k views
Why does my circuit work on a breadboard, but not on a perfboard? I am new to soldering
I'm a total beginner when it comes to soldering, and recently I've been trying (and failing) to solder together a simple circuit I put together for a Raspberry Pi sensor.
Although it works fine on ...
-2
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0answers
33 views
What is the optimal cable length for connecting 4 x 12V lead acid batteries in parallel using a balanced draw configuration? [duplicate]
I understand that the best method of connecting 4 x 12V lead acid batteries in parallel in order to achieve the most even and balanced draw is illustrated by the diagram below.
Should the cables ...
-5
votes
1answer
59 views
In need of wiring diagram [closed]
Could someone link me a simulated circuit wiring diagram for the following circuit: DPDT switch (6 terminals), 2 limit switches,battery pack, motor? I don't have any wiring diagram software.
0
votes
1answer
72 views
USB 2.0 cable to USB C output [closed]
I've got a Streamdeck that has a USB 2.0 out as a fixed cable. I've bought a USB C 2.0 board that I want to wire up so I don't have a fixed cable anymore.
My issue is I don't know what the two black ...
0
votes
2answers
41 views
Need help with a pulse/counter input circuit on hall effect flow sensor
I am having trouble wiring up a flow sensor to my pulse/encoder/counter card.
I am using a hall effect flow sensor that works fine when wired to a digital counter display.
However, when I try to ...
3
votes
0answers
37 views
How to wire an entire room / kitchen with LED light strips? [closed]
As the question suggests, I'm looking into adding LED light strips throughout the kitchen (over cabinet, under cabinet, and kick -- I think under the countertop would be neat, but harder to hide). ...
27
votes
11answers
7k views
How can I wire a 9-position switch so that each position turns on one more LED than the one before?
I have a 9-way switch like this guy:
And I'm trying to figure out how I can turn on one LED with position 1, 2 with position 2, all the way up to all 9 in position 9.
Obviously I can repeat all the ...
1
vote
3answers
96 views
Please help me understand how to add AC power to my DC device
I have a device that runs off of three D batteries. I would like to be able to add a power cord so that I can plug it into the wall and run it off of that instead. I would also like to still be able ...
0
votes
1answer
36 views
Shield wire in Micro USB extension lead appears to be ground
I am currently working on a Bluetooth project which needs micro USB for charging a battery. My original plan was to use a female surface-mount micro USB socket and connect its +5v and ground pins to ...
0
votes
1answer
85 views
Wiring a 7 pin laptop webcam? [closed]
I'm trying to connect an old laptop webcam I bought for $0.93 on eBay to an Arduino Uno microcontroller.
Since I currently don't know what all the pins on the webcam are used for, I'm trying to ...
0
votes
1answer
36 views
3.55 mm jack wiring
I have two inputs in my circuit which I am feeding using the two jumper wires. I want to use a 3.5 mm female jack in place of those jumper wires. Right now I have this 3.5 mm female jack but i don't ...
1
vote
2answers
113 views
What is the name of this component
I am a graduate Aerospace Engineering student. I need to wire a pneumatic actuator's controller and a magnetic position sensor for a small part of my research. I received a connection diagram from the ...
0
votes
1answer
61 views
Is there a colour standard for mains 'signal' wiring?
Hello I am currently wiring a mains powered chassis. I have relays which use mains voltage levels for controlling other mains voltage relays. I would like to differentiate between the signals by using ...
0
votes
3answers
73 views
Neutral wiring in residential homes
I understand from the diagram below that the neutral wire provides a return path to complete the circuit so that the current can flow.
But once the current goes back to the distribution transformer, ...
0
votes
1answer
40 views
How to wire a carbon cloth electrode
I am building a fuel cell with a carbon cloth cathode (this one specifically: 0.03 mg/cm² 20% Platinum on Vulcan - Carbon Cloth Electrode).
How can I wire this electrode with copper wire into a ...
1
vote
1answer
48 views
Neutral current
I have an old switchboard with a 16 mm2 mains cable and a 16mm2 neutral return. At a different date, someone has added another 16mm2 single main cable to the board. The two phases are feed from 2 &...
-2
votes
3answers
108 views
Is it possible to wire car speakers straight to a 3.55 mm jack? [closed]
Is it possible to re-wire car speakers (model JBL GT7-5) to a headphone jack (3,55 mm stereo plug) directly without an amp? And if not, what do I need to-do?
This what I know about the speakers:
...
0
votes
0answers
28 views
4 Wire Thermostat for Two Separate Heaters
Is there any reason why I cannot use a 4 wire thermostat (Honeywell T410B, DPST) to control two separate heaters (they are fairly close to each other)? The contacts are each(?) rated for 22 A and let'...
2
votes
2answers
117 views
KiCad: Some pads to solder wires on
I am working on a PCB for which I need external soldered wires. I made the whole PCB with al the traces on the front layer. Then, with 3 vias, I got to the back layer. Here I need to solder 3 wires to ...
0
votes
0answers
40 views
Should I daisy chain start connect or wire separately?
This is related to field wiring schemes and interference. Sometimes tens of transducers are needed to be coupled to a single-ended data acquisition board's analog input channels where the transducers ...
1
vote
0answers
42 views
help building 6S2P balanced Li-Ion battery pack
I'm trying to build a 6S2P balanced Li-Ion battery pack for a quadcopter using LG 18650 HG2 cells with pre-soldered nickel strips (1st image) so that I won't solder directly on the cell's terminals.
...
0
votes
0answers
17 views
CCTV Camera power consumption [duplicate]
I have 3 cameras each rated 12V, 200mA. Please i had like to know if i can powered all the 3 cameras with a single 1Amps or 2Amps 12V power adaptor.
0
votes
1answer
81 views
CAN bus with star configuration/long stubs
I am assisting in the development of a machine, and have been tasked with achieving high speed CAN (as close to 1 Mbit/s as possible) in a star configuration. The restrictions are: each arm is ...
2
votes
2answers
79 views
Best practices on splitting 12 V 20 amp supply into 5 devices?
I am running a 48 V to 12 V converter rated for up to 60 A on my custom pedicab setup. I'm fairly new at all things electrical and want to get this right.
I have five different devices that hopefully ...
0
votes
1answer
24 views
ML06 Micro To Micro USB wiring
I tried to DIY to make a custom cable like the one in link:
https://www.fiio.co.in/collections/accessories/products/ml06-micro-to-micro-usb-data-cable?variant=12395665326185
I bought 2 normal usb ...
0
votes
1answer
61 views
Weird earphones' wiring [closed]
So, I'd got a pair of cheap earphones that broken after a while (Left ear is no more receiving sound). I defined the problem: it's some broken wires after the button. The thing is that I cannot figure ...
0
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1answer
45 views
Is there a problem connecting PSU grounds to earth for an isolated signal chain in this scenario?
For a precision and simultaneous analog signal data acquisition; several force, temperature and acceleration transducer outputs are coupled to a daq board input channels through signal conditioning ...
0
votes
1answer
54 views
Whats a technique that I am not aware of to pull an AC cable through a conduit that is just a little to small
I have a lamp I am trying to rewire with one of those bendy necks
I can get the cable inserted 75% of the way through the conduit but then the cable and me don't have enough strength to keep pushing ...
0
votes
2answers
38 views
Price and process of rewiring a bus to run from solar power? [closed]
I want to rewire an omnibus from running off of gasoline to running off of solar panels. Not my field.
What are some things that would have to be done? Specifically, what would it entail to ...
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0answers
19 views
Wiring video inputs for the Microvision Showwx+ projector
I have been given a Microvision Showwx+ projector which I would like to hook up to a video source. Mine only came with the Dock connector, so it will not work with any modern video outputs.
I know ...
0
votes
2answers
46 views
Common 6-wire sockets/connectors
I'm currently playing around with some load cells in a wheatstone bridge - each cell has 3 wires (sub-1mm thickness). I want to mount these cells onto 2 separate pieces that can be spaced apart to ...
0
votes
1answer
23 views
Implementing led lighting with SR-ZG9101FA-RGBW
So I have this device: SR-ZG9101FA-RGBW
I'm trying to properly connect it, but so far I'm having issues such as being unable to detect device in philips hue app and only two color channels are being ...
0
votes
1answer
44 views
J1939 Wiring Considerations [closed]
I am new to the forum and hope you could put me in the right direction.
When designing a J1939 harness what is the physical layer constraints, if multiple ECU's need to be connected? Is there any ...
0
votes
2answers
54 views
Proximity of Insulated Wire
I want to sell an electrical product with an earthed, metallic enclosure for commercial use in Europe.
The wiring inside the product is pretty tight. Are there any laws that prevent me from having ...
0
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0answers
29 views
Electronic Ballast Assistance
Please see attached image of wiring diagram. The isolator, MCB and contactor are installed upside down in a control panel. If I modify these components and install them correctly (although wiring ...
0
votes
1answer
54 views
how to wire BC547 LED flashing circuit in EAGLE?
I'm studying electronics and I'm trying to grasp the usage of EAGLE. I got an assignment where I must first make this schematic and then wire it on a 3cm x 3cm board.
There is a condition where the ...
2
votes
2answers
96 views
electronically efficient breadboard wiring
I have checked stachexhange for my answer, but no luck. I hope I can be helped here.
I am building ben eater's 8-bit, and have a general question about wiring: Is it better (less impedance/resistance)...
2
votes
1answer
195 views
How to wire up single phase induction motor?
I bought a single phase induction motor with two capacitors, but I do not know how to read the wiring diagram on this motor.
0
votes
1answer
68 views
Transformer mains identification
A friend gave me a transformer from an APC UPS that supposedly was capable of \$1300 VA\$ (I have my doubts, but it is very large and I am not going to be using nearly so much power, so OK). He doesn'...
0
votes
1answer
27 views
Definition of Field Wiring Terminals as in UL 499
I'm wondering if anyone can tell me where I can find the definition for "field wiring terminals" as referenced in UL 499 "Standard for Safety Electric Heating Appliances" table 27.1 "Minimum ...
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1answer
79 views
Wiring colour code/law on universal power supply
Is it legal to use brown and blue for live and neutral wires in equipment sold in the USA, which uses 110v?
I was looking at a teardown of an ATX power supply and one of the photos (see below) showed ...
0
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2answers
44 views
I2C Put One Termination Res at the End or on Each Slave Board
I Have a system with I2C bus wired just like this:
My questions is which one is better: put the termination pull up res at the end of connection (on the last board), or put pull up res on each slave ...
0
votes
1answer
30 views
Can I simply add a 240V Neutral to SONOFF TH10 when replacing wall thermostat
So, I have purchased a SONOFF TH10 wanting to use it to replace my wall mounted thermostat.
The thermostat has 2 connections: Always-Live and Switched-Live (which is activated of course by the ...
0
votes
1answer
37 views
Mixing wire gauge questions
I am putting a 50W 3.4A max 12V solar panel on my camper van. I want the option of removing it from my roof racks & mounting it remotely (so I can park in shade, but still have the panel in the ...
