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Questions tagged [tools]

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0
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0answers
30 views

Actual Ratings of Power Tool Motors. How do I Convert from NiMH to LiPo without Undervolting or Overvolting the Motor?

I'm trying to convert some some of my older power tools from NiMH to LiPo, using hobby RC cells. I cracked open the tools I have, and I can only find electrical specs on the trigger switches, not the ...
4
votes
2answers
640 views

Multimeter true RMS [closed]

I'm just getting started with electronics (arduinos and friends) and I would like to get a multimeter. As far as I can tell arduinos and any other logic chips and circuits I'm gonna be using are using ...
0
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4answers
219 views

Does this appliance break UK safety laws?

Good evening. I recently purchased this active suction SMD pick-up tool from AliExpress: When it arrived, it seemed to work fine. However, when I opened it up (to investigate the feasibility of ...
0
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0answers
80 views

Fast but affordable way to crimp dupont connectors

I'm currently doing a small production run of a board I designed. It features a few pin header type dupont connectors which are used to attach cables to the board. Now, I can surely crimp this using ...
0
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1answer
67 views

Line splitter for 230VAC in the UK? [closed]

In the U.S. where I am from, my company's field techs are required to measure AC wall current of our products frequently. To to this, they either make their own harness with a Hot (Line) wire to clamp ...
2
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2answers
3k views

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 ...
1
vote
1answer
149 views

AC mains wire finder + live wire equivalent circuit [duplicate]

I'm talking about devices for tracing hidden AC mains wires in walls like this one: https://www.ebay.com/itm/3-in-1-LCD-Wall-Detector-Stud-Center-Finder-AC-Live-Wire-Metal-Detector-Scanner-/...
45
votes
11answers
18k views

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 ...
0
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2answers
310 views

Klein mm100 multimeter failing to measure battery voltage

Sorry for what may be a super rookie question. I have a Klein MM1000 multimeter. http://www.kleintools.com/catalog/discontinued-products/manual-ranging-multimeter When I use the tool's 1.5 V battery ...
0
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2answers
88 views

Will be troubleshooting a motor, what precautions do I have to take?

I just purchased a secondhand portable band saw (corded) that just isn't reaching the maximum speed. I suspect that the speed circuitry is the culprit and not the motor as that is easier to sabotage. ...
2
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4answers
89 views

which generates more efficiently, single or 3 phase systems

I want to build a hand crank generator for my travels and I am curious if there is an advantage to a three phase "motor used as generator" design or if it will be around the same output to a similarly ...
1
vote
2answers
209 views

How can I go about making temporary test connections in pcb while prototyping without soldering?

I recently ordered some PCB bits from Adafruit to assemble a widget. I want to make temporary connections between different PCBs, but am not convinced I want to solder and then desolder and resolder ...
0
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1answer
240 views

Black magic probe boundary scan

I have a simple question. Can black magic probe be used to do boundary scan? I couldn't find that it says explicitly that. If not, what would be cheapest alternative to do that on STM32 (STM32F103) ...
2
votes
3answers
199 views

What tool is used to cut back the outer jacket and dielectric of a coaxial cable?

I would like to assemble a few SMA connectors on 0.086" semirigid coaxial cable. Here is an image of the assembly instructions on one such part (Amphenol 901-9723). As you can see, the outer jacket ...
0
votes
2answers
513 views

12v to 18v for tools from car battery [closed]

I've looked at DC-DC converters for 12v to 18v and they usually have low amperage ratings. One for $50 can use 15A with 25A spikes. But cordless tools can pull much more than that, especially the saws ...
0
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0answers
154 views

Microelectronic Circuits Sedra Smith (drawing tool)

I'm looking for the tool used in the reference "Microelectronic Circuits" (or similar) to draw the circuits. e.g. For the n-channel enhancement-type (circuit symbol c). Any help?
1
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0answers
57 views

Soldering process for Gold Immersion Type PCB

I am planning to make a gold immersion PCB, but just curious about soldering process for such PCB. Can anyone answer these questions? Can we use same soldering tools for gold PCB? (solder wire, gun ...
7
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9answers
2k views

Removing DIP Package from socket

I've designed some PCBs where I have a socket for a Teensy 3.2. The exact sockets I purchased were these turned pin open frame sockets. I also purchased these turned pin headers to solder to the ...
3
votes
1answer
1k views

What makes my screwdrivers ESD safe?

I needed a new screwdriver set and found one called T4741SESD. In the product description it says the following: ...
0
votes
1answer
46 views

ESD wrist strap stud size?

I'm looking for an ESD wrist strap and found that in many models you can choose between either a 4mm, 7mm or a 10mm press stud. Why are there multiple sizes? Is one better than the other?
1
vote
2answers
629 views

Why do soldering guns use copper as a heating element?

According to Wikipedia; The body of the tool contains a transformer with a primary winding connected to mains electricity when the trigger is pressed, and a single-turn secondary winding of thick ...
4
votes
3answers
6k views

High voltage Capacitor Discharge Tool

I am going to be working with many capacitors that can easily kill me (kV range), and I was wondering if there was any kind of industry recommended method/tool for discharging a capacitor to make sure ...
5
votes
1answer
2k views

Are Hakko tips cross-compatible?

I've got a Hakko FX-888D soldering iron which takes T18 series tips. However, there are some very interesting SMD-type tips in the T15 series and T12 series. Since Hakko don't seem to publish ...
2
votes
2answers
112 views

How do electronic design tools work [closed]

I'm looking for some insight into how something like multisim actually works. If I understand correctly it has spice under the hood but how does it actually analyze the circuits? Is there some ...
1
vote
0answers
563 views

Is there an alternative to Original Molex Crimp hand Tools?

I have used molex products before and i have been happy with them . Recently they introduced a new series called molex Nano-Fit , very interesting product until i saw there crimping tool marketing ...
0
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1answer
71 views

What do the dimensions describing the crimping tools mean?

The crimping tools usually describe an dimension interval they are capable of working with. For example: 0.5 to 6 mm² or 0,1 - 2,5 mm². However when dealing with ...
5
votes
1answer
596 views

Finding the correct crimping tool for your contacts

After choosing a Molex connector (C-Grid III 90142 series housing) for my PCB I ordered the corresponding crimp contacts. I assumed I would be able to crimp them using my Knippex crimping pliers. I'...
0
votes
1answer
117 views

What is “mains outlet tester” (for proper wiring) in the context of US power connector standard?

I'm curious about this comment. It says what ... in the US or UK you should be able to go to a hardware store and buy an outlet tester for very little money. This is a little plastic housing ...
1
vote
1answer
345 views

Is there an alternative to B2.SPICE A/D for Mac OS X?

I've tried B2.SPICE A/D on Windows and I liked it. Is there an easy-to-use application like B2.SPICE A/D that uses SPICE and allows drawing the schematic of the circuit and simulating it?
1
vote
2answers
131 views

Powering cordless drill

So getting to the point. Ive got makita brushed cordless drill with dead batteries as those arent really cheap ive decided to try to power it through a microwave transformer. According to the switch ...
0
votes
1answer
65 views

Portable soldering sponge? [closed]

When I travel I take my projects with me. Gotta keep programming and connecting things. I have a butane iron and it's great for travel, but is there a compact clean way to have a soldering sponge in ...
1
vote
1answer
796 views

checking for 'dirty' power on a power supply using only a multimeter?

this is a follow up from https://superuser.com/a/958165/43268 It was suggested that i check a 19VDC power supply for "dirty" voltage. If i had a oscilloscope i could probably follow the excellently ...
0
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2answers
668 views

Cheap Soldering Iron vs Cheap Solder

I have two cheap soldering irons, one of which was given to me. I was also given some solder (of unknown quality), which I recently used up. I bought some cheap solder from Harbor Freight. I've used ...
0
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2answers
150 views

PCB testing register software [closed]

Good day all, This is my first question on the electronics board, and I have checked for similar queries, but so far no luck. It is possible that I'm searching for the wrong terms, so I will ...
2
votes
1answer
493 views

How can I make an accurate torque/RPM curfer for the random electric motors lying around my garage?

I am blessed with a garage filled to the brim with all sorts of electric motors, most of them sourced from broken household appliances and the like. I would like to gather some data about them, like ...
3
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2answers
276 views

recommended wattage for soldering station

I'm looking at buying a new soldering station and trying to figure out what would be the right wattage. I'm going to soldering everything from electronic components (not much SMD, if any) to 16mm2+ ...
1
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0answers
79 views

What are the kinds of drill bits can I get for this? [closed]

I have this PCB drill bit I bought during my college years and lucky enough, it still works! But I was hoping that there are other kinds of bits that I can use this other than drilling holes. I was ...
0
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1answer
768 views

How do I strip litz wire? [duplicate]

I bought a choke made of litz wire. The wire is enameled all the way to the ends. How does one go about stripping this wire?
0
votes
2answers
164 views

How to snip pin off .05" pitch header

What cutter will work for cutting a pin off a .05" pitch pin header? I need to do this to make a 9 pin Cortex debug header and the part is so small I'm not sure even a miniature cutter will be able to ...
4
votes
2answers
1k views

Crimping Connector Issues

I am attempting to make some of my own connectors to attach to a PCB I have made. This was the tool I used to perform the crimps: Source My primary issue is that the connector will not fit into the ...
11
votes
5answers
7k views

Freescale Kinetis KE - writing to flash

I've been using various microcontrollers and microprocessors for many, many years now but I seem to be stymied by the Kinetis KE series (specifically the S9KEAZN64AMLC). Jan 17, 2015 TL;DR: ...
1
vote
1answer
6k views

How does a cable tone-and-probe kit work?

A useful tool for someone installing electrical cabling of any sort can be a Tone and Probe Tool: it allows one to find individual leads among a possibly hundreds in a cable trunk, without having to ...
2
votes
3answers
5k views

Can I dip a soldering iron in water to cool it down?

I have a cheapo soldering station (Duratool D02265). It is fine for what I need. But, I often want to swap the tips round quickly, without waiting for ages for it to cool down! I was wondering: Can ...
0
votes
1answer
103 views

Modeling languages for Hardware platforms (embedded systems) [closed]

I'm looking for some modeling languages in order to design hardware platforms in the context of embedded systems. I already had a look at the following: AUTOSAR UMLMarte SysML I wonder if there are ...
5
votes
2answers
4k views

What's the difference between the chisel tip and screwdriver tip for soldering irons?

I've decided to take up learning soldering and I've seen people recommend the chisel tip for the kind of work I want to do. I took a look online and found that screwdriver tips look very similar to ...
2
votes
1answer
836 views

How do different kinds of vacuum pick-up tools compare?

My company has extensive experience assembling through-hole PCBs, but relatively little experience with SMT. I've just been introduced to the idea of vacuum pick-up tools for SMT components. (Examples ...
2
votes
1answer
526 views

How to strip wire using Wire Wrapping Tool from OK Industries

For learning wire wrapping, I have a wire wrapping/unwrapping tool from OK Industries (HW-UW-3C) and some 30 AWG wire wrapping wire. Is it possible to use this tool to strip the wire?
0
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2answers
4k views

Heating element as resistor for motor fan assembly in heat gun

Repairing the heat gun is not an option at this point, but out of curiosity I want to dig deeper into the problem: There are four wires associated with the heating element assembly, two of which ...
4
votes
2answers
2k views

How to create block diagrams efficiently?

TL;DR: Need good block diagram schematic drawing process. Table of Contents Topicality and Relevance Question Topicality and Relevance Topicality: John F. Wakerly, in his book Digital Design: ...
1
vote
1answer
300 views

Tool to remove traces on a stripboard? [duplicate]

I was wondering what sort of tool works best for removing traces on a stripboard like the following: Datasheet. Product page on Mouser. Image from http://commons.wikimedia.org