Questions tagged [cable-assemblies]
The cable-assemblies tag has no usage guidance.
83 questions
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Watertight molded strain relief
Would there be a way to replace all the functions of the good ole' cable grip (retaining the cable, providing strain relief, being watertight) with a simple overmolded strain relief ?
I am wondering ...
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1
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49
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Cable type selection for 128 channel signal transfer [closed]
I want to use a cable to be connected (soldered) to my PCB, my PCB has 128 pads on it as follows:
The signal that will be transfer to cable is @3 MHz to 6 MHZ, in range of 150 uA.
The width of the ...
- 1,144
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45
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Cable layout for multiple motors and encoders
I need to make a connection between 2 PCBs, the first is a controller board with microcontroller, motor drivers and other peripherals. The second is a motor/encoder board, essentially a three motor ...
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Wire Harness Schematic : Use of Brackets between conductors
I have looked add several documents concerning themself with wire harness schematics. I am having a hard time identifying the meaning of the brackets between several individual conductors tied to a ...
- 101
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60
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What are the outputs from my cable?
I am in the process of building a microphone connected to a Raspberry Pi Pico. To check my expectations are correct, I have bought a pre-assembled electret mic and amplifier. The issue I have, is I ...
- 61
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67
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Fixing SMB adjustable contact to its SMB connector (Jack)
I recently purchased an SMB adjustable square flange jack connector: R114413000 [Partlink].
In the bag, I receive the adjustable contact and the connector:
How do I fix this adjustable contact to the ...
- 65
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1
answer
487
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Can you separate the D+/D- wires from the GND/Vcc wires in a USB 2.0 cable?
I am currently designing a wiring loom which includes USB 2.0 cable within it. It is critical that the thickness of this leg is as thin as possible due to the constraints of my client. Unfortunately, ...
- 33
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56
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Using USB C 3.x cables with an E-mark chip for non-USB applications
I was looking for a multi-pin cable assembly that is push-pull capable, shielded, has dedicated power lines and multiple twisted pair cables inside. The idea is to use these cables to power ...
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2
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115
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Which file format is commonly used for custom-made cabling?
I'm in the situation to need custom-made cabling to connect my Raspi to a bunch of peripherals. I used Fritzing to design the cable harness (see the rendering below),…
… but apparently, my favorite ...
- 575
6
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0
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257
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Identify kind of cable with markings such as "WE-B 2 PAIR" on the jacket
While cleaning out our back yard shed, I came across a coil of cable of a kind that I have never seen before (image below). It was left here by the previous home owner, who worked in some kind of ...
- 161
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Is there a standard for JST/Molex low voltage digital connector pin configuration?
I am wondering if there is a standard for JST/Molex cable assemblies' pin configuration.
I know there are three types of ethernet/CAT cables: Straight, Cross-over and Rollover.
Does something like ...
- 41
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100
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Twisted pairs incompatible with very slow ground-referenced signals?
I am stumped by the behavior of a cable assembly I have made out of a pair of repurposed ethernet cables, and am hoping you can help me rule out issues that may be caused by twisted pairs. I realize ...
- 411
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139
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HP 8568B J1 Connector identification
Can anyone identify these 4 individual RF connectors? I think it's some sort of RP-SMB, but it could be something more foreign. I would need to buy 4 cables to connect up the spectrum analyzer.
...
- 95
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2
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1k
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How to terminate shielded cables between PCBs?
I have an electronic system design with lots of off-board data/power connections to various peripheral components (sensors, LEDs, motors). This is all contained within a large enclosure that is ...
- 618
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How do I connect micro Molex to nano Molex socket?
I have a Molex cable that has a bigger size than its socket. My problem is how do I connect the cable to its socket?
I sent this picture about comparison cable and the nano socket exactly in front of ...
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104
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What connector is this on the Eachine E160 flight control board?
I'm trying to find the exact type of this 3-pin clippy connector - I need another one to connect the SBUS signal to the board:
Measures:
Pitch: ~1mm
Total width: ~6mm
Total height: ~3mm
I've been ...
- 103
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100
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Is it possible to know what is the dielectric voltage between earth and conductor of those cables?
I am looking to know what is the maximum voltage (dielectric voltage) that it can be applied between the conductors of the cable and the earth (not into the cable). Usually I look for a term which is ...
- 2,610
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153
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USB Receiver switch between two PCs
I use two desktop PCs and one set of wireless keyboard and mouse (Logitech with the 2.4 GHz Receiver). I got tired of plugging and unplugging the receiver so I took two old usb cables, a usb socket ...
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Crimping multiple wires to a single crimp
I need to connect a power supply to a device. The power supply provides 24V on a 2-pin Molex Mini-Fit Jr. header. The device has a 9-pin female D-Sub connector as input of which 3 pins are GND and 3 ...
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78
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CAT6: Assembling cable: RJ45 connectors
What do I need to check for when assembling RJ45 cables. I had some left over CAT6 cable from when I wired my home, and I bought some CAT6 RJ45 connectors from a local store:
I cannot even push the ...
- 105
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137
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Assemble back a momentary switch
I have this momentary switch that is used as a Reset switch on my computer :
I opened it and I'd like to assemble it back.
It's made with these parts:
the push button
the grey "frame"
a ...
- 259
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46
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Recognizing M16 connector
I had a thermowell with DS18B20 temperature sensor. At some point the sensor stopped working properly and was disturbing the bus, so I wanted to change it. Here are the photos of the assembly:
On the ...
- 419
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100
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Purpose of metal sheath in display cable?
I want to repair a display cable which I suspect has some broken wires. The cable seems to be wrapped in a metallized fibre cloth. (I don't know the correct name for it).
What purpose, apart from ...
- 1,153
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97
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Board to board connectivity [closed]
Need to connect two boards together. Initially I thought about using a ribbon cable like this one, but everything I found was significantly longer than what I needed (~30mm max). Are there any other ...
- 101
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189
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Power Cable Strain Relief Solution Needed for Restoring Vintage Electronics
I recently acquired a vintage Tektronix active probe from 1969, and I'm in the process of restoring and modding it for modern scopes. The unit is in good shape, but the connector is no longer in ...
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141
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USB 3.0 Repeater
I am working on a project that requires the use of USB 3.0.
There are two enclosures used in the project, therefore 3 cables are required.
Cable 1: PC to enclosure 1 panel mount connector (1m)
Cable ...
- 39
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77
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Standards for colour of conductors of pre-assembled cables
We are designing a product for industrial energy storage systems. Multiple units are connected with pre-fabricated cable assemblies of 2-4 separate leads that are terminated in connectors unique to ...
- 681
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192
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What exact connector is this?
I'm trying figure out what connector this is? The pitch is 2mm. I believe it may be a type of JST connector.
connector:
mate:
pitch:
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2
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Terminology for flexible cabling on moving loads
Words are escaping me - literally.
What do you call a bundle or loop or coil of power/control cabling that connects to an apparatus which moves, pivots, or telescopes during operation where the ...
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Are there any traditional colours to use for the wiring in a 4 mA - 20 mA current loop?
I am designing a cable that carries a 4 - 20 mA current loop.
Considerations:
The positive lead is connected to VCC.
The negative lead is connected to a 120 Ω resistor (other end of the resistor is ...
- 517
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3
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215
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Are these tiny vertical, dual-row, PCB-mounted connector pins standard?
I have the following connectors on a USB dongle (the ones on the left of DEBUG):
They are tiny (I put the dongle on an Arduino to show the differences with the ...
- 557
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125
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I have a H07RN-F 3G cable which is rated at 400V/16A, can it be used for a normal 220V schuko connection without consequences?
Basically making it a 2.5mm gauge cable, will it have any negative effects on appliances that run on 220V - I am not sure if a 400V/16A rating is the max or the supposed to be used at/for rating?
- 921
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Any suggestions to solve shielded jumpers between different PCBs? [closed]
I've a problem where I got one PCB and then another and I need to get some small power, ground and signals from the other PCB to the other one.
The power and signals will also need shielding and good ...
- 656
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104
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Sourcing High Conductor Count Cable
I need to run approximately 25 feet (8m) of cabling up to a project box containing an array of ultrasonic sensors. (note, I was not in charge of the design of this project, if it had been up to be I'd ...
- 417
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USB3.0 OTG SSTX/SSRX crossover confusion
I am having some confusion with creating a USB3 connection between two boards. I have two UltraZed+ EG boards, each sitting on a carrier card. Both boards have a USB3 Micro-B receptable that is ...
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763
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Manufacturing Custom FFC
I see many custom designed FFC cable in laptops and tablets like the yellow and black cables on my UX305 laptop (shown below).
How can I design a similar FFC cable? Is it the same as PCB design ...
- 934
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Safety Standards for Low Voltage Systems
I am looking for safety standards which could be applied to the piece of equipment desribed below.
Basically the piece of equipment is a housing which inherits a 24V 100Wh Battery (2x SBS60) and a ...
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5k
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Wiring Diagram for Split Micro-USB Cable? [closed]
I have a customer who is looking for a split Micro-USB cable, which has one USB-A host connector on one end and two Micro-USB cables on the opposite end (they will be plugging into cameras). Can I ...
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How to crimp ferrules without a tool?
I want to crimp these guys.
Is it better to just not use a ferrule at all if I cannot find the right crimping tool, and just fold the wire on two, or is there a good manual way to do it? I have ...
- 921
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67
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Which traits should I look for when purcashing plugs for self-assembled power cables?
For example, here is a picture of two schuko female plugs I got (I marked the types with numbers), the materials at the connections are different too:
So which one is better and why if that matters? ...
- 921
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11
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Why isn't stripping wires by burning with a lighter a more common practice?
I see people suggesting specialized tools, or trying it manually with sharp knife or scalpel, why not just burning the rubber for a second or two with a lighter and just pulling it out a more ...
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When wiring a European (Schuko) plug, what thing should I focus on not to mess up?
I know this might be a dumb question, as wiring a plug isn't some rocket science, but I am wondering if there is something not so obvious that can go wrong, or any tip at all for me to care when doing ...
- 921
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Is there a low-cost alternative to RJ45 cables for large number of signals?
We are designing two interface (printed) boards and need to connect them by cables (0.5-1.5m). So we're thinking about which connectors to use. We'd like to use twisted-pairs like in a RJ45 cable.
...
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"Correct" way to attach cable to this specific kind of banana plug
I bought a set of banana plugs of the style shown here (with rough 3d model to clarify the shape of the terminal because shiny metal is hard to photograph!).
The site I got them from (here) didn't go ...
user98663
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1k
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Food safe electrical cabling
I am currently developing some electronic sensors for use in monitor food quality. This type of device requires running electrical cable though piles of food products. What type of electrical cables (...
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Best practices in making cable schematics
I would like to make cable schematics for manufacturing that would include:
cable lengths
connectors
pins
conduit length
heat shrink tube length
and have a BOM for that automatically generated in ...
- 497
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Is UL approval at all possible for low voltage USB and network LAN Cat6 patch cables
I am from a European distributor. Some of our customers, who export to the US are asking for UL approved Cat6 and USB patch cables. Is it even possible to UL approve these low volatage cables? i.e is ...
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RF cable with DC power cable?
I have a satellite communication system at office running on C-band. The C-band is downconverted to L-band and carried to the l-band modem. With this RF coaxial waveguide/cable, +12V DC power cable ...
- 739
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77
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AC/DC "High" Voltage
I want to carry a voltage along a cable of about 300m, the total resistance is about 2.3 ohms on every conductor, if I have 10 amps of current on the cable the voltage drop will be 23V.My application ...
- 426
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Powering multiple devices from a single supply with 48V
First of all I asked this question in DIY.stackexchange.com, because of the cabling in the house. Here I would like to ask about the electronics (or electrical) part of it.
And there is a very ...
- 275