Questions tagged [tools]
The tools tag has no usage guidance.
132
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2
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Tools to measure amperage load on a curcuit in a finished setting [closed]
I work in disaster mitigation and when we enter a commercial building making sure we don't overload a circuit is very important to efficient equipment placement. I need a way to check finished outlets ...
- 109
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64
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CAN protocol how to make use of candump utility
Can anyone help me out how to use -r parameter in the candump utility?
-r (set socket receive buffer to size)
Wanted to verify: Configurable receive buffer feature.
I verified the above as follows:
...
- 21
4
votes
4
answers
2k
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How do I cut a trace?
I've often had the need to cut a trace here and there to debug something or fix a bad layout. I've not really come up on a way to do so that's
Safe
Controllable
Reliable (won't magically reconnect if ...
- 12.5k
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3
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3k
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What is the name of the oscilloscope-like software shown in this screenshot?
I'm trying to figure out what this tool is, to use it as an oscilloscope. I found it here.
- 475
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4
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289
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Soldering tip is made of copper enclosed in other metals
Why is a soldering tip made of copper enclosed in other metals?
Why is it not just simply solid copper?
- 399
10
votes
1
answer
1k
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What is this soldering tweezer like tool called?
I long ago used a tool in a workshop which looks very like a metal tweezer but unlike a tweezer its holder arms are normally tightly closed and opens when one pushes it. So it was used to hold lets ...
- 1,016
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1
answer
85
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Megger manual warning clarification
When a manual of a Megger warns:
The measurement time must not
exceed 10 seconds if the measured resistance is less than 1.5 MΩ at 500 VDC position or less than 5 MΩ at 1000 VDC position"
The ...
- 75
17
votes
4
answers
7k
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Why do cordless tool batteries have a circuit board connected?
The other day I got tired of buying replacement 18 V battery packs for my power tools (drill, ripsaw, etc.) and I thought to myself, surely by this day and age the price of lithium-ion batteries can't ...
- 189
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6
answers
10k
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Best trick to strip wire in the middle (to connect elements in the middle)
I have a simple 22 AWG wire that needs to connect to multiple elements. Every connection is a solder joint. I would rather not cut up small wires, as it's for a batch run.
Normally I'd love to use ...
- 369
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0
answers
74
views
What is this tool called? Variable frequency drive + function generator=?
For a while (probably since I found out that switch mode power supply transformers run at different frequenciess, much higher than mains) I've wanted a device that can produce different frequencies, ...
- 71
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3
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83
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What is the real and apparent power of these steel cutters?
The US market model of this steel cutter is 120 VAC, 13.0 Amp.
The NZ market model is 230 VAC, 1,100 W.
I am trying to wrap my head around whether 1,100 W is the real power and so whether the apparent ...
- 445
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3
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214
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What parts in the hot air gun may be damaged while blowing air, intermittently, into closed carton-box? [closed]
I saw (around the web) that many peoples are using their hot air gun
to blow hot air into a carton-box (300°C position) and turns the
carton-box to a kind of oven, in order to cured painted object
etc....
- 75
2
votes
2
answers
1k
views
BNC and SMA cable testing
Are there tools for checking (or that could be adapted to check) if BNC or SMA coaxial cables are in spec for things like proper shielding, impedance (across their bandwidth), etc.? I've found lots of ...
- 61
3
votes
1
answer
213
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Which crimp terminal is crimped correctly?
I've loaded the crimp terminal two different ways in my crimper, but I haven't the experience to say which is correct.
Cursory web research doesn't seem to answer the question.
Edit: this is the first ...
- 287
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0
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72
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Get port signal mapping Excel file from PDF schematic
I would like to know on an open source tool which exists to get port signal mapping Excel file from PDF schematic. It will be super useful to me, as the current design has a high pin count FPGA, and ...
- 362