Questions tagged [tools]

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1answer
23 views

Specs for an AC Power Bank as an Outlet Replacement

I've been seeing cheaper and cheaper power banks on Amazon, and have even started to see them in hardware stores. My impression is that most people will use them to tailgate or to power batter pack ...
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0answers
12 views

Regarding to tanner tools S-edit and T-spice [closed]

At the time of S-edit/T-spice run I have been facing the error as follows: ...
12
votes
1answer
954 views

Identify these wide ended tweezers

Working in an electronics lab, we do micro soldering and I came across the tool pictured. No Idea what it's is for. I'm guessing its some tool for holding or removing chips as you rework a PCB. I don'...
5
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4answers
1k views

Why do LCR meter manufacturers give the details of measurement frequency to us?

When you want to purchase a DMM, more probably you don't see at what frequency the DMM you considered would work, but in the situation you're considering to purchase an LCR meter, manufacturers give ...
2
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1answer
86 views

Ground plane: is there a tool to identify choke points of a fragmented copper polygon in Eagle?

As they say a picture says a thousand words. Consider this extreme example: You have this copper polygon (a ground plane), but due to other signals routed on the same layer, the polygon comes to a ...
0
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1answer
74 views

Is this soldering iron and power supply combo grounded and if so, how?

I'm interested in a TS100 soldering iron as a decent starter iron and a light one that doesn't take up too much space. It doesn't come with a power supply though, presumably to keep it flexible as it ...
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2answers
229 views

Power tool safety: Grounding v/s Double insulation

OSHA regulation 29 CFR 1926.404(f)(7)(iv) states that electric power tools must be grounded except when they are double insulated. I quote from the Black & Decker rotary drill manual: "Do not use ...
0
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1answer
59 views

What physical tool to use to quickly dump firmware?

Recently, I managed to take a dump of the firmware and write a modified one using the pins that I marked with red by soldering 4 thin wires to those points. Now, I needed to perform this more than 50 ...
1
vote
1answer
326 views

Coplanar Waveguide Calculations PCBS, AppCAD v.s. Online calculators

So lately I noticed that the Coplanar Waveguid calculations of AppCAD (http://www.hp.woodshot.com/) did not give the same result as the online calculators do. https://chemandy.com/calculators/...
6
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2answers
1k 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
225 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
202 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
77 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
4k 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
237 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-/...
47
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11answers
20k 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 ...
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2answers
585 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 ...
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2answers
104 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
96 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 ...
2
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2answers
364 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
304 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
271 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
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2answers
907 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 ...
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0answers
209 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?
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
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1answer
2k 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
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1answer
58 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?
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2answers
1k 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
9k 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
3k 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
120 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
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0answers
719 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
110 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
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1answer
805 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
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1answer
126 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
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1answer
393 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
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2answers
177 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
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1answer
72 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
920 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
751 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
158 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
557 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
votes
2answers
431 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
84 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
997 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
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2answers
175 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
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2answers
2k 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
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5answers
8k 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
9k 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
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3answers
6k 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 ...