A breadboard is a pre-made generic board for prototyping.
5
votes
4answers
179 views
What's an easy way to supply power to a breadboard without using batteries?
There are a number of kits available (for example sparkfun's Breadboard Power Supply USB - 5V/3.3V and Breadboard Power Supply 5V/3.3V or Adafruit's Adjustable breadboard power supply kit - v1.0) but ...
0
votes
1answer
51 views
Using on and off switches and logic gates
So I have 2 switches Representing:
Bit A
Bit B
And then I have :
AND gate
OR gate
Not gate
Some other gates like adder and comparator
I used the method described here because the Adder & ...
0
votes
3answers
88 views
Breadboards and ground loops
The book Practical Electronics by Scherz and Monk states (3rd ed., p 48):
A ground bus, or bus bar found in breadboards... serves as an adequate substitute for a single point ground.
Is this ...
-3
votes
1answer
73 views
Building 8bits alu on breadboard [closed]
I want to build a 8 bit alu containing :
- 8 bit comparator
- 4 inverters
- 2 and gates
- 2 or gates
- 2 full adder 4 bits
- 10 leds
- 8 mux 8 to 1
e
My question is how much volt do I need to make ...
-2
votes
0answers
100 views
9v battery drain in 1 minute when connected to breadboard [closed]
I have a breadboard with 16 switch , 8 leds , 1 comparator, 2 4bit adder, 2 and gates. I connect a 9v battery through a regulator to output 5v suitable for the ICs.
the problem happen as soon as i ...
1
vote
3answers
74 views
Higher resistance resistor in place of higher wattage?
Engineering newbie here. I'm fairly sure I already know the answer to the question, but I figure I'll ask anyway.
I've got an LED lying around, that according to an LED calculator requires a 80R 1/2w ...
1
vote
2answers
77 views
SMDs for Breadboards
I'm looking at building an inductive charger (based on the design at http://people.oregonstate.edu/~watersal/documents/uhc_awaters.pdf), and there are a few components they use that are ...
6
votes
2answers
13 views
How can I mount a shield on a breadboard?
The non-standard spacing of the headers on Arduino boards makes it so the shields will not fit on a breadboard
From what I have read, there is no good reason for the non-standard pin spacing on ...
-3
votes
1answer
96 views
having problem in creating 555 oscillator in breadboard [closed]
i am quite new in electronics department and so have a very little knowledge about it...ok so i am going to set up a 555 oscillator.....i have the 555 timer chip, a solderless breadboard and resistors ...
3
votes
7answers
216 views
What is the easiest way to connect a breadboard to a multimeter?
The test leads on my multimeter are too large to fit in the holes in my breadboard. How can I easily connect my multimeter to test voltage on my breadboard?
2
votes
1answer
165 views
Breadboard Confusion
I just received the following breadboard in a electronics starter pack I purchased.
I am a little confused in how I would go about prototyping on this board, all the tutorials I have read state ...
1
vote
2answers
127 views
a solderless breadboard alternative allowing point to point wiring by pushing the wire between special bifurcated pins?
Does anyone remember what was the name of the manufacturer who made a solderless breadboard alternative allowing point to point wiring by pushing the wire between special bifurcated pins on the back ...
1
vote
1answer
120 views
Hooking up multiple RGB LEDs while using a minimal number of PWM pins on an Arduino?
I currently have an anode RGB connected to the 11, 10, & 9 PWM pins on my arduino. However I would like to add 3 more LED's to my project, but I don't want to necessarily take up every single PWM ...
3
votes
3answers
129 views
2 × 20 pin SMT to DIP adapter?
I want to adapt a 40 pin SMD (0.5mm pitch) for usage on a breadboard. Are there any adapters available that I can use together with a simple soldering iron?
Already I found the SchmartBoard adapters, ...
2
votes
3answers
168 views
Ground on Breadboard
I need to connect an input signal from a function generator to a circuit I made on a breadboard.
If I use a BNC to Banana cable, then would the "ground" of the function generator (the ground on the ...
0
votes
1answer
77 views
More advanced magnetic breadboard with software defined wires [closed]
Since we could compile the netlist on a typical x86 like computer
and download it to a FPGA chip so everything is connected and functioning,
Why can't we extend the same idea to Mix Signal ...
1
vote
2answers
114 views
Suitable components for logic control [closed]
Having never worked with electrical components, ignorance of the most elementary sort is holding me back. I'm looking for suitable components for logic control of DIY home automation equipment. I've ...
2
votes
2answers
125 views
Why would a breadboard have a conductive plate underneath it?
So for my electrical engineering classes, we were tasked to make an operational amplifier.
However, on the day of testing the instructor showed me that the bottom of my breadboard (which he had ...
6
votes
2answers
240 views
Good Quality Breadboards?
Between my engineering classes and out-of-class projects I'm always having to clear my breadboard every time I attempt a project. I would like to invest in some good quality breadboards to conduct ...
13
votes
4answers
547 views
Wire broke off and stuck in a header
I'm working with an Arduino, and one of the stripped portions of the wire broke off at some point and managed to get pretty wedged into the 5V pin slot. Obviously, this wouldn't matter as much for a ...
1
vote
1answer
190 views
Have I missed something when connecting this stepper motor?
I have an Arduino which I am using to control this stepper motor using a breadboard with this layout. I have the Arduino connected to my Mac and it successfully runs, but the "force" of the motor ...
0
votes
1answer
211 views
Is it possible to cut a breadboard?
I am new to Arduino, so I purchased a starter kit with a 800 pins (or something like that) breadboard.
I would like to know if it is possible to cut it (or saw it) in half on the long side in order to ...
4
votes
2answers
385 views
New to breadboarding and IC
I am trying to make a very simple AND Logic gate with the help of a breadboard. This is my first time using all this. I have referred to the video
http://www.youtube.com/watch?v=x9R9KAtTyWA
It said ...
8
votes
1answer
336 views
Is there a good replacement for stripboard in the surface mount world?
More and more components I want to use are only available in surface mount packages.
I can either get a big collection of adapter boards for all flavors of SOIC/WFBGA/QDERP to 100 mil pin spacing, ...
3
votes
2answers
154 views
Breadboard layout question
I am a software developer trying to understand how computers work at a lower level.
I have managed to create a few simple circuits, one which lights up an LED. I have noticed that all the ...
1
vote
1answer
170 views
Is this a breadboard?
I am a software developer who wants to learn more about how Computers work at a lower level. I did GCSE Electronics 16 years ago.
I have bought an Electronics starter kit, which contains this ...
6
votes
2answers
376 views
Soldering leads/pins to SMD/SMT for solderless breadboard prototyping?
Background:
I just began with electronics and I'm looking to build a 12v to 5v converter circuit. My plan is to use a Murata 78SR-5 to power either an Arduino or Rasberry Pi. I'm studying electronic ...
1
vote
1answer
84 views
Does this product page contradict the corresponding datasheet?
I'm currently using N-channel MOSFET's my hobby circuit, and have had two go out on me. As a result, I'm studying them a little more and making sure I'm not doing anything that might harm them.
On ...
35
votes
3answers
1k views
Why are they called breadboards?
Why are solderless protoboards called "breadboards"? I've used the term for decades but couldn't answer a student's question about the name.
2
votes
1answer
584 views
Electric strike with Arduino circuitry?
Let me start by saying this is my first Arduino project, and I'm a little confused with some of the hardware.
I am attempting for my first project to make a fingerprint door lock, and the only thing ...
5
votes
2answers
320 views
Using multiple resistors on a breadboard to limit voltage to LED
so I've recently begun my venture into electrical engineering, just got myself a breadboard with some jumper cables, a pack of assorted LED's and a few 200 ohm resistors.
I'm trying to understand how ...
3
votes
4answers
202 views
Breadboard Quality questions
I'm an electrical student in my second year and I'm using a breadboard for multiple lab classes. I'm thinking that my breadboard is starting to fail inside and I'm having a hard time troubleshooting ...
4
votes
2answers
160 views
Can pins (breadboard friendly) be added to non-drilled pads?
Some PCBA's have pads along the edge, where I believe some kind of headers could be soldered (or may be not), but don't have the pads drilled. I guess manufacturers save a little cost on drilling, and ...
3
votes
2answers
155 views
Breadboard type of connector
I'm looking for a single contact, female connector that I can solder on a PCB and insert components or wires in - exactly what a prototyping breadboard is made of but I want them standalone.
-2
votes
1answer
115 views
Basic Circuit AND,OR and NOT with 3 LED [closed]
I just started my course in logic design and digital computer circuit
how can you create a circuit with AND, OR and NOT connecting it to 3 LED and connects to a DIP?
I have trouble understanding this ...
2
votes
1answer
393 views
transferring raw schematic to breadboard and PCB
i have some schematic from TINA pro, pspice, orcad and the lite. Is there a way to automatically convert it into a both breadboard and PCB layout. This is a bright idea since it will save time. What ...
5
votes
1answer
455 views
Alternatives to breadboards for high-current applications
I've read that solderless breadboards cannot handle more than 1 A of current or so. What kinds of alternatives exist to a solderless breadboard? Would a soldered board make a difference if I want to ...
0
votes
3answers
1k views
Breadboarding circuits
Could someone tell me if I breadboard this circuit correctly? I am very new to breadboarding.
Note that
Green = Resistor (take all to have same resistance)
Red/Black = wires that hook ...
5
votes
3answers
655 views
How does current flow through this Arduino circuit?
I must admit I'm rather ignorant of all things electric, so I got an Arduino with the intent of filling this gap in my education, and also learning more about the physics behind programming and do ...
8
votes
2answers
3k views
Connecting AND Gate Chip to an Integrated Circuit
I am trying to teach myself how to make integrated circuits and I'm having trouble integrating an AND gate into the circuit though.
I took a picture of it. The voltage running across the power rails ...
0
votes
1answer
509 views
Using a breadboard power supply along with USB to Serial chip
This is a very niche question but I'm wondering if there is a general princinal that can be applied to help answer it.
Here is my prediciment. I am making an Arduino on a breadboard. For the power ...
-1
votes
1answer
204 views
How do I implement “in” and “out” connections of this circuit on a breadboard?
I am implementing this circuit on a breadboard. The problem is I don't understand how to implement IN2 and OUT2 which is connected to 330PF capacitor, as input and output can't be insert in the same ...
-1
votes
1answer
343 views
Transfering Circuit from Veroboard to Breadboard [duplicate]
Possible Duplicate:
Strip board (Veroboard) Layout Circuit to breadboard
How can I transfer the following circuit from veroboard to breadboard? I don't know much about veroboard as how it ...
3
votes
2answers
475 views
How to connect this to breadboard?
I am using a component like this:
How should I be connecting this to the breadboard. I am now inputing wires and pulling them to sides but whenever i touch the breadboard, contacts disconnect and ...
6
votes
3answers
457 views
How do I pick a part that goes into a breadboard when I order it?
I have just bought some 555 timers and they are timers for microelectronic circuits...could anyone tell me what I need to search for in order to get larger ones which will fit a breadboard? Thanks
3
votes
5answers
2k views
What gauge of single strand wire works well with breadboards?
I brought some single strand wires hoping to prototype on the breadboards. Unfortunately it was too small to properly fit into the breadboard holes. So my question is which gauge fits well on those ...
5
votes
3answers
9k views
How can I fix an AVRdude not-in-sync error when programming Arduino via USB-to-serial cable?
I'm trying to build this Ambient lighting for PC. This worked flawlessly on my Arduino Uno. My next step was to make it using "Arduino on a breadboard". So I bought a blank ATmega328 chip and burned ...
4
votes
6answers
1k views
PIC keeps resetting: Am I seeing side-effects from breadboard use?
I'm using PIC18F4680 and am having problems running it form a 40 MHz external clock source or 10 MHz crystal in HSPLL mode. Using 10 MHz crystal in HS mode seems to be fine and 5 MHz crystal in HSPLL ...
2
votes
2answers
376 views
Cannot light up the LED on breadboard
I have a single AA battery, I used duck-tape to attach wires to - and +. I tried to attach wires directly to the legs of the LED (without resistor) to see if it burns out, just for playing around. But ...
5
votes
1answer
174 views
Why doesn't this work? (Simple Circuit)
Honestly this is almost embarrassing to ask, but I might as well suck it up and ask why (even though it's probably obvious)
Assuming I plug in that 9V battery into the +/- connections, the LED will ...
