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1answer
50 views

Resistance across materials

I'm planning to use 2 PCBs to sandwich some conductive foam - to use it as a force sensing resistor (FSR). In order to tie them together and add them to a metalic suport I'll be using M4 metalic ...
10
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3answers
546 views

Avoiding static shocks from vehicles

I don't entirely understand static electricity; particularly how it seems to flow through rubber shoes and paint, but seemingly not rubber tyres or car seats. I am tired of getting shocks from my ...
15
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2answers
276 views

Static shocks all over the building

I just came from the local library, it’s quite big, and most of it is made of an architectural design using mostly painted metal book shelves painted with some kind of anticorrosive paint along with ...
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2answers
76 views

Is it necessary to have insulator sheets between PCBs and antistatic mats?

I am recommended to use some insulator or paper sheets when testing PCBs on antistatic mat connected to ground via antistatic wrist band. Is this correct way. Why is it necessary to have insulator ...
11
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2answers
2k views

Is static electricity really so dangerous? [duplicate]

I'm a beginner in electronics, and in my free time I love making stuff with my Arduino. As I was handling a few Bluetooth modules with my hands, I thought about static electricity discharging on the ...
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3answers
373 views

Child-Safe setup for ESD protection environment on desk

I need to setup an anti-static workbench in my spare office, and kids sometimes get into it ever since they learned how to pick the locks. My intended approach is to: Lay out an ESD mat on the ...
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2answers
2k views

How do I use an antistatic wrist strap and mat

I will be building my very own PC soon and I brought both the Rosewill RTK 002 Anti Static Wrist Strap and Rosewill RTK-ASM Anti-Static Mat. As far as I know both the anti static mat and the wrist ...
0
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2answers
85 views

How to protect a RF chip from thunderstorm static electricity?

I'm working on a open-hardware wireless wind sensor. It's designed for being installed on mountains, where thunderstorm are quite often. I use a Si4461 RF chip, with a half wave whip antenna. My ...
9
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2answers
5k views

Anti-static vs. conductive vs. dissipative foam?

UPDATE: I have included some basic answers inline that I received after talking in depth with an application engineer at a foam company. I think it would still really help for someone to help flush ...
0
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1answer
1k views

How can I capture naturally created static electricity so that it won't create a shock when I touch a grounded object [closed]

How can I capture the naturally created static electricity in our bodies, so that it won't create a shock when I touch a grounded object. I'd like to capture it and store it for future use, maybe ...
2
votes
1answer
186 views

Wearing “conductive shoes” instead of heel grounders?

I've been looking into alternatives to heel grounders since they're kind of cumbersome to put on and take off often (not to mention being uncomfortable) and I'm considering buying a pair of ...
1
vote
2answers
476 views

Can I safely enclose battery-powered electronics in an antistatic bag to protect it from static electricity?

I am building an enclosure for a Beaglebone and external circuit that I want to be able to wear, and therefore want to be lightweight and somewhat comfortable. I power the Beaglebone using a battery ...
2
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3answers
404 views

Cheap ESD/safety Mat

I need to get some sort of ESD/safety mat (2 actually) for working at home to protect myself and equipment. I was wondering what to look for/avoid if I were to purchase a rubber mat from a rubber ...
4
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2answers
102 views

Does humidity relate to static sensitive?

Are components more static-sensitive in drier places or vice versa?
17
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2answers
442 views

What is the foam stuff that semiconductors come in?

Sometimes when I order semi-conductors, there pins are put in this black foam (im guessing static sensitive stuff). If I put a high voltage through it, it conducts and burns. What is this stuff called ...
0
votes
3answers
651 views

How to dissipate a static charge from a 3D Printer?

I have a 3D printer, whose extruder I suspect is generating a static charge when the filament is dragging past other plastic parts (nylon). This is bad for the electronics. I want to try and dissipate ...
6
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2answers
837 views

Grounding Metal Object to Eliminate Static Electricity Using Electrical Ground

let us say that I have built a metal cabinet in which I will be painting small objects. I am looking to eliminate any static electricity that could possibly build on the object to be painted or on the ...
11
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3answers
1k views

How do I make a Polypropylene box static resistant?

I am beginning to organize my collection of electronic components and parts but have run into a roadblock of not knowing how to properly store anything that is ESD sensitive. I have been using ESD ...
5
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2answers
575 views

Can BJT transistors be damaged by static electricity?

I'm wondering whether they should be stored in anti-static bags or not?
4
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2answers
232 views

Is keeping HDD ON the anti static paper likely to damage it?

I bought a new HDD which came packed in a gray antistatic bag. So while i was removing the HDD inside the laptop, i kept this new one on the anti static bag, after i unpacked it. I took care not to ...
2
votes
1answer
121 views

Are external hard drives designed to be protected against electrostatic charge?

Looking at the conditions in which external hard drives are used, do the drive makers make them with protection against electrostatic charge? Does the outer casing protect it against electrostatic ...
7
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2answers
503 views

Enclosure for electronic components

I'm building a small project and have some electronic (IC) boards I would like to pack in a nice enclosure. I made an enclosure from PMMA (Acrylic) that looks nice but someone told me that it is not ...
7
votes
2answers
984 views

What should I look for when shopping for an ESD bench mat?

I would like to get an anti-static mat for my bench top and found these two: DigiKey: Table mat ESD blue 2X4' rubber Mouser: Antistatic Control Products 2X4' blue table mat What should I look for ...
4
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1answer
587 views

Is this deal on anti-static foam too good to be true?

Currently, my integrated circuits are free to bump around in one of the compartments in my parts organizer. I used to have a bunch of anti-static foam rectangles to keep them plugged into, but I threw ...
10
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4answers
2k views

How to know that I am grounded with an anti-static wrist strap?

The resistance of my Belkin anti-static wrist strap shows 0.983, but how do I know that I am grounded by attaching it to computer power supply alone? See the picture below. How do I know if that ...
1
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3answers
1k views

How useful is Horsehair brush for cleaning populated PCB

Professor angry as I clean old PIC devboard with nylon brush, and warned me to use horsehair brush next time. I have been using nylon brush for long time, even to clean my PC and audio amp and they ...
5
votes
4answers
1k views

Is there a way to protect RS-232 Transceiver IC from static death

My company sells devices many devices that use RS-232 line transceivers like the MAX232 chip. In many cases our users run their RS-232 cables in the range of 30 to 50 feet to connect our device to ...
15
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2answers
8k views

Do antistatic bags have conductive interior, exterior or both?

From Wikipedia: To create the anti-static effect, the black or silver bags are slightly conductive and A device should not be powered while in an antistatic bag, because the conductivity of ...