A length of conductive material used as a conductor of electricity.

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3answers
68 views

Soldering error with wire

I was soldering a magnet wire with a normal copper wire, and while doing that, i burned a small part of the magnet wire, so will this affect the conductance of the wire??
-7
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1answer
55 views

Difference betwwen jumper wire types [closed]

What is the difference between male-to-male, male-to-female, female-to-female jumper wires?
3
votes
4answers
743 views

How much binary data is transmitted across a physical wire in one clock cycle?

How much voltage change, what I'm calling binary data, can be transmitted over a wire at one time in one clock cycle? I understand, I think, binary data is what we call it and the wire doesn't really ...
3
votes
3answers
96 views

Is a screw or push-in terminal better for vibrating environment?

I need to decide what connector to use on my PCB to connect low power wires. Among the available options on Farnell/Mouser etc. The price and size are almost similar. I wonder if using a screw ...
1
vote
1answer
52 views

8 AWG Used for High Amperage Welding?

I've recently seen a homemade AC stick welder that was using 8 AWG wire for the stinger (the electrode holder) and the ground clamp. The voltage and amperage was around 30V at 200A. According to ...
3
votes
3answers
93 views

Jumper wire for thin connector pin / holes

I have a board with a Samtec SFM-115-L2-S-D-LC connector. This connector has 30 (15*2) pin holes, with a 0.050" / 1.27mm pitch, and accepts pins that are smaller than those used in breadboard / ...
-1
votes
1answer
39 views

What rating should a spade electrical connector have to power an eTopxizu 12v Dc 30a 360w Regulated Switching Power Supply from a US wall outlet?

I'm looking to power a Prusia i3 3D printer with RAMPS 1.4 from an eTopxizu Dc 30A 360 W Regulated Switching Power Supply, at the moment I'm looking at how to connect it (safely) to a United States ...
0
votes
1answer
70 views

Transistor with emitter attached to another transistor's base

I made a circuit that looks something like this: simulate this circuit – Schematic created using CircuitLab If I touch the loose wire with my finger, the LED will light up. Could someone ...
0
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3answers
74 views

Help me identify this audio connector on a turntable

I have recently purchased a West German NECKERMAN 830 record player (1960s), which requires a separate set of speakers for audio output. Could somebody tell me the technical name for this cable so ...
0
votes
2answers
84 views

Wire gage - Distance - Doubling - DC/AC

Introduction: I'm in the alarm industrie and there is something we all do but I never questioned my self if it is good or not. Recently, some guy from the technical support department of honeywell ...
0
votes
1answer
39 views

Using thin wire with a breadboard [duplicate]

I want to insert a wire into my breadboard for prototyping, however the wire is thin so it folds and frays when I try to push it into an open slot. Is there a particular type of pin I need to use in ...
0
votes
1answer
87 views

How to choose wire size for an air conditioner?

There is a difference between my calculations and what electricians say. Am I missing something? If I need to install a 3 horsepower air conditioner. Electricians always choose wires that are more ...
1
vote
1answer
77 views

Actuating a horn

I recently tried to sound a horn (the type normally used in cars) using a 12V battery. The problem is that that, if I directly connect the horn's terminals to the battery, it works perfectly fine. But ...
7
votes
2answers
162 views

Minimum wire gauge with vibration

I've heard that there is effectively a minimum wire size for vibrating environments. In other words, when designing wires that will experience vibration (in my case, an automobile), it's recommended ...
0
votes
2answers
104 views

What are all the multiple pins on PSU connectors for? How does a 24-pin MB connector work exactly?

I'm looking to learn more about power requirements and such that a Power Supply/Computer work with. I see this image and it has a lot of different pin layouts for various things and such. For a ...
0
votes
1answer
56 views

Meaning of marking on LCD CCL power connector?

What does this marking mean on a cable connector for two wires: Edit The connection comes from the LM170E03 LCD Screen from Phillips. It is the connectors for the power source for the backlight in ...
1
vote
2answers
86 views

PCB component-less debug port suggestions [closed]

I need around 8 connections in a PCB I'm designing for debug and on board programming. Originally I had this debug connection's footprint as a simple single in line with headers: ...
3
votes
1answer
616 views

How to branch wire?

I have thick 16 gauge wire coming from the main power supply that needs to branch out and power several 8x8 LED boards. Each LED board requires only 22 gauge wire for the current it draws. I would ...
1
vote
1answer
67 views

Help identifying component

Sorry if this is not a question in the classical sense of stack exchange. What is the cap that locks the wires called in the attached picture? I've not been able to identifying them with a fair bit ...
0
votes
1answer
49 views

Heating Surface

I'm working on a school project, which entails heating a polycarbonate surface to melt a small amount of snow accumulation on top of it. The polycarbonate surface is 2 ft x 2ft. Our original concept ...
0
votes
2answers
63 views

Should on board jumper wires be solid or stranded considering integrity of the signal & noise?

According to me stranded wire is good for carrying power(e.g. Vcc) but for carrying signal(e.g. 100MHz I2C traffic) I feel they create noise & since different strands might have some phase ...
0
votes
1answer
61 views

How to wire 2.5mm female port?

I purchased a 2.5mm TRS socket to receive LANC signals. I am try to wire it to an Arduino Mega. Am brand new to this. The connections for LANC are this: T = LANC protocol R = 5V DC S = Ground. The ...
0
votes
2answers
53 views

Using 3.5 mm cable to connect load cells?

I have some 300 lbs. 4-wire load cells that I need to connect to a PCB. Their nominal resistance is 350 Ω, and they will be excited at 3.3 V. The goal is to read the force on a PSoC microcontroller. ...
2
votes
1answer
95 views

Deformation of Heated Transmission Cable in a Conduit

Say I have 2000' feet of single phase XLPE cable with a 4" outer diameter in a 6" conduit, for simplicity, assume the conduit's inner diameter is 6". Also assume the cable is pinned at both ends and ...
0
votes
1answer
82 views

How do I repair these wires? [closed]

In the past I have occasionally repaired broken wires in various electronics around the home. However when trying to repair this cable for a Logitech USB headset, I discovered the wires are different ...
3
votes
3answers
161 views

Soldered wires dont last very long on PCB

I am having very bad experience with soldering wires on my boards. The problem is I have tried wires from various manufactures and suppliers but when I solder them initially the appear good but ...
0
votes
1answer
110 views

Arduino robot wire follower + how to position on wire

I'm designing my lawn mower robot, and I am in the perimeter stage. The electronic part is done, and works quite good, now comes the software. I have 2 sensors on the front of the robot, left and ...
3
votes
1answer
95 views

How do wires connect to transistors?

So I was looking at the schematic of NPN and PNP transistors which basically involved layered blocks of doped material stacked. My question is how do wires connect to these devices? I think this ...
2
votes
2answers
102 views

How can I make nichrome wire perform more consistent heating in liquids?

Was told to ask this here from chat. I have 32AWG nichrome water that I want to use to heat liquids. I submerged it into water and noticed that the part outside of water is glowing red, but the part ...
0
votes
2answers
118 views

Length of wire from one end only

I'm looking to try and get guitar notes played in real time. My q is whether it's possible to do this from one end of the string to minimize adding stuff onto the guitar. If this is possible with an ...
0
votes
1answer
79 views

Phone charger basic question

I'm (kinda) new to electronics and I have a simple question... So, I have a phone charger and I cut the wire because I wanted to connect the PWR and the GRD to another circuit. But when I connected ...
0
votes
1answer
52 views

Heating wire filament with low voltage high current?

Is it possible to heat nichrome wire with 0.5V 20A? what is the different between heat produced by 0.5v 20A (10watt) and 10v 1a (10watt) ?
1
vote
2answers
148 views

What limits physical size of capacitors and inductors becoming really small?

For same capacitance C or same inductance L, one wishes to shirink the physical size of capacitors and inductors (by whatever methods - shrinking down the size of wire, etc.). What limits size ...
0
votes
1answer
105 views

Are Wire Current Ratings Different in AC than in DC?

Lets say I have a 1.5 mm^2 wire (between 14 and 15 AWG) and I have to use it in two different circuits, will the current carrying capacity of the wire change? One circuit is 240V AC and the other is ...
1
vote
0answers
104 views

What port is this?

I'm hacking my Honda and there is a female port on one of the circuits that I'd like to extend with a cable (the male port is fixed on the inside of the dashboard). Can anyone identify the port type? ...
9
votes
3answers
739 views

Alternatives to screw terminals, breadboards for prototypes?

Often I want to connect components that operate at less than 5v (I mention this as it may have a bearing on the gauge of the wire?) But have an easy way to disconnect. Screw terminals are nice but ...
2
votes
2answers
97 views

555 timer circuit error

I have recently built a circuit with a 555 set in monostable mode which was supposed to turn on three bright LEDs for 51 seconds when a button was pressed.The button was connected with some long ...
0
votes
0answers
51 views

Is there a proper / better way to represent an unpopulated connector?

So what I am looking for is a way to represent an unpopulated connector that has wires in place of the connector. What we typically use here is what looks like a header layout with a wire to both ...
0
votes
1answer
142 views

Connection for very thin wires

I came across some very thin coax cable, maybe 34awg,or even 36. Now i am wondering, foe which industry is it used and what connectors are available there. Any ideas?
1
vote
2answers
86 views

What kind of a wire can we use for frequencies up-to 1Mhz and up?

I have been reading about wires in Wikipedia What am I doing? I am reading about wires thinking that I could by my wide knowledge with bunch of reading be capable of creating simple 8-bit or 16-bit ...
0
votes
1answer
118 views

Load Cell Data Problem - INA125P + Arduino Uno

I am currently reading data from my 30kg load cell with my Arduino UNO board and passing this data to my PC. I am using INA125P to amplify the voltage of my load cell and it is established on a bread ...
-1
votes
1answer
111 views

AC Wire Resistance

I stumbled across some unexpected data points when measuring the AC resistance of magnet wire. I varied the frequency of the AC voltage and measured the corresponding impedance of half a meter of 32 ...
1
vote
1answer
118 views

Is there a way to calculate the proper wire gauge?

I'm looking for the right copper wire gauge for my project. I've found several charts listing the maximum current that various gauges, solid and stranded, can transmit. The charts often disagree. ...
2
votes
3answers
118 views

Replacing wires with threads?

Is it a good idea to replace wires that get bent a lot (e.g., around a hinge) with conductive threads? It's a 5V device using up to 1A. Thanks
-1
votes
2answers
78 views

Help fixing Honeywell doorbell broken circuit [closed]

My Honeywell RCWL330A1000/N P4-Premium Portable Wireless Door Chime dropped to the floor the other day and has not worked since then. I unscrewed the casing an found a crack in the circuit board which ...
0
votes
3answers
99 views

Wire wrap wire quality

I am looking at two kinds of wire wrap wire on Amazon. The first is the better, more expensive kind. It is silver plated and has Kynar insulation. ...
3
votes
1answer
107 views

Wire Wrap Joint in High Humidity

How does a wire wrap joint compare to a soldered joint in high humidity conditions? Corrosion? Electrolysis? Joint resistance creeping up?
0
votes
3answers
700 views

Increasing wire gauge by twisting pairs

I have a cable like this with 4 wires inside. Each wire is 20 AWG. I've been told that I can twist the ends together (i.e. green and red, white and black) on both ends of the cable and this will ...
0
votes
1answer
117 views

LCD printing blocks

Over the last couple days I have attempted to get my LCD to print "hello world". However for some reason not matter what code I upload from the liquid crystal examples on the Arduino program, it ...
2
votes
4answers
551 views

Why is transformer higher voltage primary usually closest to the core and has the shortest loops?

AFAIK the typical transformer design includes the primary being wrapped closer to the core and the secondary being wrapped atop of primary and so further from the core. Why this way and not the other ...