NerdKits - electronics education for a digital generation

You are not logged in. [log in]

NEW: Learning electronics? Ask your questions on the new Electronics Questions & Answers site hosted by CircuitLab.

Basic Electronics

NerdKits » Forums » Basic Electronics (454 threads, 3945 posts)
Thread Posts Views Last Post
Need Diode Data Sheets 3 8947 July 27, 2019
by BobaMosfet
mosfet control during start up 5 8307 June 08, 2017
by BobaMosfet
Turn Vac on when tool turns on 7 7028 April 12, 2016
by Ralphxyz
USBasp Help! 3 5931 October 22, 2015
by sask55
Would someone explain Proximity Sensor? 19 8210 May 04, 2015
by mongo
Need to replace Wall Watt 16 5429 May 02, 2015
by Ralphxyz
Connecting Mosfet 10 5077 April 10, 2015
by Noter
My new 3D Printer 44 20661 April 07, 2015
by Rick_S
AtMega 644 2 5117 September 06, 2014
by Rick_S
Switching between +5v and -5V 2 4159 August 07, 2014
by Rick_S
Are there hobby printers for my microproccessor? 4 4840 June 02, 2014
by JKITSON
Automated programming mode? 9 5127 April 08, 2014
by Rick_S
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 5 4703 January 30, 2014
by BobaMosfet
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 1 4733 January 28, 2014
by lailai
What kind of error is this? 4 4529 January 23, 2014
by Noter
How to double a DC voltage? 20 11949 January 12, 2014
by JKITSON
Is the code the driver? 2 4422 January 12, 2014
by Ralphxyz
Miniature headers 6 4637 January 01, 2014
by Ralphxyz
BLDC 8 4731 December 23, 2013
by esoderberg
I need help finding a terminal. 17 5328 November 26, 2013
by Rick_S
GLCD SPI problems 14 8595 November 10, 2013
by andyi
Moving on... 7 4526 November 08, 2013
by Pr0ject
Power supply questions 4 6101 October 31, 2013
by sask55
OLED 4 4301 October 29, 2013
by esoderberg
Thermocouple wiring?? 19 16339 September 22, 2013
by sask55
Opto Interrupter once again 14 8990 September 19, 2013
by scootergarrett
FFC/FPC connection ideas? 4 4705 September 10, 2013
by Ralphxyz
A3977 Stepper Motor Driver 42 11744 September 02, 2013
by Ralphxyz
USB cable specifications 7 6286 August 29, 2013
by Noter
Help with reading UART Stream on mac 9 5237 August 27, 2013
by Affarram
XMEGA Breakout 8 5602 August 26, 2013
by JKITSON
Can someone help me with LDOs? 5 4256 August 21, 2013
by BobaMosfet
lower voltage of sensor output LM335 5 4930 August 20, 2013
by Osarus
TQFP ATmega 168 capacitors 6 4975 August 01, 2013
by scootergarrett
Stepper Motor Programming 154 11635 July 21, 2013
by sask55
Low Voltage Level Translator That Fits the MCU and Breadboard 63 16299 June 18, 2013
by Noter
Two Wrongs Make it Right 3 4272 May 22, 2013
by meltbox360
accurate time for a real time clock 5 4873 April 08, 2013
by pcbolt
Using diode to drop voltage 12 66368 March 27, 2013
by Ralphxyz
Cannot understand the pins 3 4067 March 27, 2013
by oshjdf
Since it is kinda slow around here I thought I'd ask .... 6 4627 March 15, 2013
by sask55
What is the purpose of 1000 ohm resistor for LCD's pin 3? 10 8799 March 14, 2013
by mongo
Current vs Voltage 8 5697 March 14, 2013
by sask55
Control LED Stripes with 2N7000 MOSFET 3 5274 March 09, 2013
by lnino
Electric current 2 4047 March 08, 2013
by Ralphxyz
How to power up Sim908 module? 4 6985 March 07, 2013
by Ralphxyz
Limiting battery discharge? 12 9882 March 03, 2013
by mongo
feeding a 7805 with 24VDC for <25mA output? 11 9496 February 28, 2013
by BobaMosfet
Control electronic door opener 15 5127 February 24, 2013
by lnino
Relay Question 27 8392 February 19, 2013
by Noter
Rotary Encoder how to?? 21 8085 February 15, 2013
by BobaMosfet
Unipolar Stepper motor with ULN2003A, 4 5571 February 11, 2013
by Ralphxyz
Introductory circuit design books 2 5426 January 30, 2013
by pcbolt
Anyone know how to program an 8052 MCU? 8 5204 January 03, 2013
by BobaMosfet
Higher power supplies with ATMega168 (running higher voltage devices with lower powered ground) 4 4789 December 30, 2012
by BobaMosfet
edX Free MIT online course 4 5487 December 22, 2012
by pcbolt
handling microprocessor and static eletricity 22 4786 December 18, 2012
by JKITSON
Voltage Divider (Resistors) 9 5610 December 17, 2012
by GenHornet18
iphone-controlled R/C car project 2 4128 November 26, 2012
by JimFrederickson
Wire broke off in LCD pin 6 4197 November 26, 2012
by gsjbjt
Where to buy individual oscillators 8 4690 November 26, 2012
by Pew446
Need help using a 5v relay to trip a 12v relay 9 10279 November 18, 2012
by carlhako
SPI slave clock 6 4926 October 27, 2012
by Ralphxyz
Flow of Electricity through this circuit 8 4308 October 26, 2012
by RogerFL
Why pick a crystal frequency of 14.7456 MHz? 16 31374 October 23, 2012
by Noter
NPN circuit connection quandry 4 4884 September 24, 2012
by edb
Simple I/O circuit 4 4536 September 23, 2012
by wadaltmon
Flow of Electricity through this circuit 1 4307 September 21, 2012
by Davda
Flow of Electricity through this circuit 1 4040 September 21, 2012
by Davda
LED - Common Anode 8 Segment Display 13 6869 September 20, 2012
by pcbolt
Can I Power the ATmega168 with 3.3 V? 4 4530 September 20, 2012
by karam
Measuring PWM Duty Cycle 6 6921 September 13, 2012
by dan_engbers
Electronics simulation 8 5161 August 31, 2012
by Chris100
LED Sign Help - How to control words 26 7336 August 27, 2012
by Rick_S
Help me on my learning path please :) 4 4436 August 20, 2012
by rblalock
louder sound 2 4207 August 18, 2012
by mongo
connector or cable for LCD display? 4 4428 August 13, 2012
by missle3944
Powering L.E.Ds 5 4557 August 09, 2012
by BobaMosfet
Wires in U.K 5 5026 August 08, 2012
by mikey6879
Bluetooth Please HELP! 3 4939 July 29, 2012
by Ralphxyz
Stepper Motor Motor Speed Control 13 8067 July 25, 2012
by sask55
Anything wrong with adding a large bypass capacitor? 6 7603 July 25, 2012
by bretm
Stepper Motor Direction Control 12 5405 July 21, 2012
by live4the1
Using Usbasp for attiny25 36 22937 July 21, 2012
by lnino
um help 6 4013 July 20, 2012
by Rick_S
Stepper Motor L298N/L297N controller 3 5071 July 18, 2012
by Ralphxyz
help me 11 4930 July 03, 2012
by Rick_S
Crystal Oscillator question 2 4329 July 02, 2012
by pcbolt
This will lead to more questions, how to use 20 volt battery to power projects and motors? 9 5648 June 24, 2012
by Ralphxyz
HELP 3 4063 June 24, 2012
by Ralphxyz
Controlling Stepper Motors 35 15070 June 21, 2012
by mcguinnessdr
Geomagnetic vectors with a magnetoresistive sensor? 1 4176 June 19, 2012
by lcruz007
PT100 temperature sensor reading 1 6099 June 17, 2012
by RogerFL
Programmable current source 6 6166 June 14, 2012
by JamesFysh
Increase range of an IR LED. 4 5698 June 11, 2012
by mongo
HELP 6 4394 June 11, 2012
by mikeduff76
Running motor through the mircocontroller 8 4795 June 09, 2012
by mongo
How can I detect the signal from a key fob? 15 52521 May 24, 2012
by Ralphxyz
i need a code 8 4796 May 15, 2012
by pcbolt
Clock Accuracy 30 9470 May 14, 2012
by HexManiac
Relays and Controlling them 9 4775 May 10, 2012
by sask55
Using Internal 8 MHz Oscillator 4 5039 May 09, 2012
by RogerFL
Powering your NerdKit 7 4618 April 27, 2012
by Ralphxyz
output pin is 2.5v when low 7 4649 April 27, 2012
by BobaMosfet
Lm317 vs lm317t 2 7903 April 26, 2012
by BobaMosfet
nOOb looking for additional explanation 6 5043 April 24, 2012
by pcbolt
Programs will not run 6 4535 April 16, 2012
by E2MicroRobots
CE EMITTER_BIAS CONFIGURATION 12 5183 April 10, 2012
by Ralphxyz
Anyone used a 2 x 20 LCD? Which one? 10 4835 April 09, 2012
by Ralphxyz
Path Lights controller 2 4398 April 04, 2012
by pcbolt
Frequency Response and stability, how do you determine if your system is stable 7 4514 April 02, 2012
by Akeshish
Very fundamental problem of operating with out a ground?? 11 5062 April 02, 2012
by sask55
line-level output, regulator ICs and op-amps?? 3 4608 April 01, 2012
by JamesFysh
Question on LCD screen 5 4620 March 30, 2012
by billtaichi
Is this Capaciator Good 4 4587 March 29, 2012
by mongo
Oscilloscopes (for the umpteenth time) 5 5917 March 29, 2012
by mongo
Basic Electronics Tutorial to Complement Nerdkits? 5 5527 March 26, 2012
by Ralphxyz
PIR motion sensor to trigger home wireless camera problems 4 9256 March 23, 2012
by 6ofhalfdozen
Ground connector on power supplies?? 3 4696 March 15, 2012
by Ralphxyz
Why TC negative connected to ground 3 6006 March 15, 2012
by mongo
Digital servo issues! 9 5241 March 15, 2012
by Rick_S
Brushless motor control 16 5566 March 12, 2012
by hevans
Windows not detecting device 3 4369 March 10, 2012
by hevans
Voltage throught MCU 5 4379 March 05, 2012
by Ralphxyz
Ignition Coil Driver 16 20279 March 02, 2012
by RevMoses
Rotary Encoder pinout (and other questions I am sure) 8 12129 March 02, 2012
by Ralphxyz
Why do you pass a MIC Vout through a capacitor? 12 21532 March 01, 2012
by hevans
Up and running... 3 4164 March 01, 2012
by dvdsnyd
9v to vcc survivable? 5 4819 February 26, 2012
by RogerFL
Accurate AREF for accurate ADC voltage readings 4 5177 February 26, 2012
by carlhako
Problem with code (2 inputs) 12 4408 February 24, 2012
by Rick_S
programming lcd trubs 7 4525 February 19, 2012
by raccoons
17 super bright white LEDs at the same time...SAFE?! 5 5196 February 18, 2012
by Rick_S
Oscilloscope 15 6483 February 18, 2012
by Osarus
How far away can a LM34 be? 16 11003 February 14, 2012
by dcarter777
Need help understanding a relay schematic 4 5623 February 14, 2012
by Ralphxyz
It's true, we forget... 18 4807 February 12, 2012
by Farmerjoecoledge
Very Basic Batteries in a Series Question 12 12090 February 09, 2012
by mongo
Data transmission 3 5362 February 08, 2012
by amartinez
PowerLineCommunication(PLC) vs Wireless 3 5167 February 05, 2012
by mongo
CAPACITIVE POWER SUPPLY 6 6738 February 04, 2012
by met_fredrik
ADC reads fluctuating voltage when nothing is connected! 2 4664 February 03, 2012
by BobaMosfet
connencting two ics to port 3 4199 January 31, 2012
by tchilzer2
H bridge questions 6 4995 January 27, 2012
by tchilzer2
Voltage Regulators and Efficiency... 3 4741 January 24, 2012
by JimFrederickson
Voltage Drop when LEDs Flash 8 5162 January 23, 2012
by Rocket_Man_Jeff
LED Array - Wall power problems 14 5367 January 19, 2012
by sask55
How to measure floating (isolated) high DC voltage? 5 8498 January 17, 2012
by jfbrink
Mysteries of Capaciators in Reverse 9 5027 January 15, 2012
by Rick_S
Source of power? 19 5162 January 13, 2012
by mongo
symbol defined please? 4 4835 January 13, 2012
by sonicgadgets
Best zero cross detection IC 14 18231 January 07, 2012
by met_fredrik
How hot is too hot for the voltage regulator 3 4745 January 06, 2012
by boxvic
Basic LED circuit properties 8 4968 January 06, 2012
by boxvic
Getting Started 3 4435 January 05, 2012
by Stretch
Source of randomness for the hardware RNG 20 5623 January 02, 2012
by bodangly
SMD reflow 16 5734 December 27, 2011
by boxvic
kirchhoff's voltage law... 3 4693 December 25, 2011
by jbolfiil
Phase Shifter or time delay circuit? 7 5357 December 23, 2011
by BobaMosfet
Potentiometer 8 6330 December 23, 2011
by huzbum
Fun with Op-Amps 3 6573 December 22, 2011
by treymd
Do I need an H-Bridge? 14 5653 December 19, 2011
by n1cl3
Odessy of the minds 5 4881 December 05, 2011
by BobaMosfet
Having trouble uploading my program keep getting this error: Any ideas anyone. Thanks 2 4267 November 27, 2011
by sazD
Initial Load 2 4910 November 27, 2011
by missle3944
Using pushbuttons to increment position of servo 4 5649 November 23, 2011
by SpaceGhost
Yellow USB wire problem 15 6326 November 22, 2011
by Ralphxyz
Speakers with LEDs that light with the music 4 4976 November 14, 2011
by mongo
Strange behaviour with a DC motor 18 10164 November 10, 2011
by jfbrink
Servo Squitter Project 13 4727 November 09, 2011
by Heed
how do i run a program 4 4285 November 08, 2011
by Heed
Help!!! my grades are in jeopordy 3 4538 November 07, 2011
by Heed
Motor control question 2 4326 November 04, 2011
by hevans
Help driving a high voltage Piezo 6 10059 November 02, 2011
by buffetrand
9V transformer more like ~15V 2 4605 October 31, 2011
by hevans
Tick Tock Clock question about which pins and long load times from DASA. 1 4495 October 25, 2011
by apphilosophy
Why is reversing polarity a bad thing? 26 97802 October 24, 2011
by glendon
Measuring Capacitance 9 6027 October 24, 2011
by Ralphxyz
9 VDC 1000mA to much? 4 4636 October 21, 2011
by mongo
Hardware/software oscilloscope? 7 6391 October 19, 2011
by cyberion
R-2R ladder using random crap resistors 25 23273 October 16, 2011
by sask55
RxD / TxD Questions 10 7964 October 13, 2011
by Twarter369
Basic Electrical Toggle Switch question.. 5 4721 October 07, 2011
by scottmc94
Piezo Buzzer - help 6 4611 October 03, 2011
by scottmc94
Program Upload Error with initialload 17 4900 September 30, 2011
by nerdgirl
I'm Curious About The Breadboard 2 4397 September 27, 2011
by BobaMosfet
Any games for Learning Electronics? 12 14266 September 21, 2011
by sask55
Help re-purposing A Palm M100 Portable Keyboard. 3 6097 September 18, 2011
by Twarter369
I just bought a Oscilloscope!! 57 24609 September 16, 2011
by dgikuljot
Digital Multimeter will not show resistance! 12 13330 September 16, 2011
by bretm
Something fast and with a lot of memory... 5 4340 September 16, 2011
by 6ofhalfdozen
595 Shift Array, BC337 Transistor and Solenoid 9 7929 September 14, 2011
by BobaMosfet
4 Transistor H-Bridge Fail 46 14062 September 10, 2011
by bretm
Nerdkit/Arduino with EL wire 34 9045 September 10, 2011
by Ralphxyz
Question about frequency and duty cycles on a multimeter 9 5482 September 01, 2011
by BobaMosfet
Dim LED 3 4305 August 23, 2011
by Rocket_Man_Jeff
Embedding Multi-Core Processors 17 4813 August 23, 2011
by Twarter369
Easy Transistor Question 4 5464 August 20, 2011
by jimmyw404
Daisy chaining MC74MC595 Shift Registers 13 7424 August 18, 2011
by Ralphxyz
Building a coil?? 12 7233 August 12, 2011
by Ralphxyz
Programming the micro-controller 9 4720 July 26, 2011
by Rick_S
Advice needed for further projects with my nerdkit 3 4374 July 22, 2011
by codenamejupiterx
more questions about tempsensor.c code 4 4201 July 22, 2011
by codenamejupiterx
tempsensor.c code question 3 4139 July 22, 2011
by codenamejupiterx
Which way does electricity flow? Positive-to-Negative or Vice Versa? 5 24304 July 22, 2011
by rboggs10
Converting input signal for ADC, impedance matching? 7 5469 July 20, 2011
by BobaMosfet
my lcd went blank except a little line that looks like a cursor 2 4878 July 20, 2011
by codenamejupiterx
Temperature project unclear explanation of error in uncompiled code 5 4584 July 20, 2011
by codenamejupiterx
make file errors on initialload.c 6 4627 July 17, 2011
by Ralphxyz
Error: "Maybe it isn't a butterfly/AVR109 but a AVR910 device?" 3 7432 July 17, 2011
by codenamejupiterx
the make file cant locate the libnerdkits 3 4290 July 17, 2011
by codenamejupiterx
avr macpack 3 4660 July 16, 2011
by codenamejupiterx
acd with 2 inputs? 18 4652 July 14, 2011
by Ralphxyz
Electro-magnetism. Concept check. 14 4760 July 13, 2011
by BobaMosfet
Battery clip wires 3 4201 July 10, 2011
by codenamejupiterx
Electronics advice needed 3 4099 July 10, 2011
by codenamejupiterx
I cant get my lcd to work 5 4385 July 10, 2011
by codenamejupiterx
2-ROW LCD Only Displaying 2 Rows of 8 dark blocks.... 3 4636 July 10, 2011
by gcharris
Help Please **** I can only use a 9v battrey sent by Nerdkits 35 5098 July 03, 2011
by wintersdb
Switching Ground with a transistor 12 25441 June 28, 2011
by dgikuljot
Powering I2C remote device? 3 4614 June 27, 2011
by Ralphxyz
rechargeable battery for project 2 4838 June 23, 2011
by BobaMosfet
TTL ULN2038 Question 40 6964 June 17, 2011
by Rick_S
Circuit board for monophonic signal generator 1 4896 June 15, 2011
by kayrock
4 Channel Voltage and Current Monitor 3 4908 June 15, 2011
by gcharris
"-U": The system could not find the file specified ERROR 6 4781 June 08, 2011
by pgdsmca
LCD Only showing 2 black Lines ????? 7 5410 June 06, 2011
by mja
A couple of questions 3 4515 June 06, 2011
by Ralphxyz
How much should I strip? 3 4577 June 01, 2011
by mongo
How do I interface a Parallel-In Serial Out Shift Register with my microcontroller? 8 5061 June 01, 2011
by hevans
Motor Control/MCU power bus 5 4462 May 30, 2011
by esoderberg
How do I use two Serial or Parallel-in/serial out shift registers together? 2 4797 May 29, 2011
by Rick_S
Digital Input Question 4 4531 May 28, 2011
by frankdwest
PCB arrived 20 4516 May 25, 2011
by Ralphxyz
Save state data to EEPROM with power cutoff capacitor value? 4 5166 May 24, 2011
by gcharris
Calculating bypass capacitor 6 24205 May 19, 2011
by Ralphxyz
What shift register should I buy? 4 5118 May 09, 2011
by Noter
IR current 6 4813 May 05, 2011
by missle3944
Turning on COmputer without Switch 39 5548 May 04, 2011
by hariharan
Heat sensors 21 5924 May 04, 2011
by Hexorg
error 1 2 4411 May 02, 2011
by hevans
Transistor vs mosfet 13 12713 May 01, 2011
by Noter
PCB trace width calculator 3 5972 April 24, 2011
by esoderberg
OLED display 10 5696 April 23, 2011
by Rick_S
Power Supplies 17 6243 April 22, 2011
by BobBolinger
LCD & battery&USB 4 4336 April 22, 2011
by Ralphxyz
Amperage Multiplyer 6 5038 April 21, 2011
by Rick_S
ADC Theremin Help... 1 4494 April 20, 2011
by jasongillikin
RF and oscoliscope 2 5516 April 19, 2011
by mongo
Connecting to external control voltages 4 4459 April 19, 2011
by bretm
IR current question 7 4586 April 18, 2011
by BobaMosfet
What is the purpose of the resistor in this power supply? 4 5376 April 17, 2011
by rajabalu21
Not meeting input Voltage Threshold, amplify? and Do I need a buffer? (Button input, LED output) 14 5572 April 14, 2011
by bretm
USB cable issues (maybe fried) 7 4831 April 10, 2011
by uml_12
Basic projects 3 4504 April 09, 2011
by mongo
REFLOW oven 22 7469 April 07, 2011
by Rick_S
Why 5 volts is most widely used? 10 14866 April 07, 2011
by bretm
unexpected MCU rebooting 82 9544 April 05, 2011
by sask55
REFLOW Soldering 3 5472 April 05, 2011
by Ralphxyz
Setting baudrate for bluetooth connectivity 1 4805 March 31, 2011
by AbhishekBhat
Oscilation circuits 8 7153 March 30, 2011
by bretm
Black Display on LCD 6 4769 March 28, 2011
by Druidman
32kHz clock 2 4424 March 28, 2011
by Rick_S
Debouncing and External Interrupts 9 11693 March 27, 2011
by Mujda
Geiger Counter Schematic Help 3 12292 March 18, 2011
by mongo
Thermocouples, relays, and fun!!! 12 6645 March 16, 2011
by mongo
LCD problem 3 4814 March 08, 2011
by Ralphxyz
How do I determine the throw characteristics of a Relay 8 5446 March 08, 2011
by bretm
ATMega168 Microcontroller simple relay with timer examIple 3 5522 March 01, 2011
by Rick_S
Why does my LED light if i so much as get near the circuit 3 4526 February 26, 2011
by nckomodo
Using a 555 IC instead of a Crystal Oscillator? 6 8257 February 26, 2011
by Ralphxyz
Pushbutton on off code 3 5474 February 26, 2011
by amartinez
Why does my led light without the battery? 2 5412 February 26, 2011
by hevans
24 volt DC to 12 volt DC 6 12468 February 25, 2011
by JKITSON
How to Switch a Solenoid? 11 9217 February 23, 2011
by Ralphxyz
Farads and Capacitors 8 6103 February 23, 2011
by Ralphxyz
How much to switch a relay? 3 9563 February 19, 2011
by Lusitania
My first Impression 6 4941 February 16, 2011
by devinsbusiness
Understanding battery life 3 6266 February 16, 2011
by devinsbusiness
Power Supply for LED's 4 5830 February 13, 2011
by sask55
Using Devices With Different Voltages 11 5474 February 05, 2011
by BobaMosfet
High voltage lines 26 7674 February 02, 2011
by mongo
USB 3 4477 February 02, 2011
by Jalex
Ultrasonic thickness gauge with the NerdKit; interference form capacitance? 12 5564 February 02, 2011
by Jalex
Alternating LED circuit 4 5433 February 02, 2011
by Rick_S
Powering a Stepper Motor 5 6778 January 31, 2011
by il1019
Affordable oscilloscopes 43 15169 January 27, 2011
by BStory
"And"gate unfinished thought 2 4635 January 27, 2011
by Hexorg
replace MCU? 30 9752 January 26, 2011
by Jalex
Using a thermometer with the nerdkits microcontroller. 17 5204 January 25, 2011
by Ralphxyz
Multimeter! 12 7497 January 25, 2011
by Jalex
Generate a steady DC level from PWM signal 9 6138 January 25, 2011
by Jalex
My LED Cube so far 25 10914 January 24, 2011
by Keyster
what is a butterfly in hardwaring 3 5928 January 22, 2011
by Rick_S
USing Calculator as Keypad 5 5365 January 18, 2011
by dgikuljot
Counting 5 4590 January 18, 2011
by Jalex
How do I calculate the cutoff frequency...? 3 9247 January 17, 2011
by bretm
Programming 5 5468 January 14, 2011
by Ralphxyz
Induction loop actuator 7 5652 January 11, 2011
by Yourself
Begining 7 5735 January 09, 2011
by Jalex
Is Single-bit Memory Cell Diagram on Pg 14 Correct? 6 6116 January 09, 2011
by pacnwdude
uninterrupted power supply for NerdKit project 4 5442 January 09, 2011
by mrobbins
RFB12B ... what are all this terms? >_< 5 4763 January 09, 2011
by mrobbins
UART operating at 3.3V 1 5305 January 06, 2011
by Mujda
Data input voltage 6 5299 January 03, 2011
by Rick_S
MOSFET Question 7 5453 December 31, 2010
by Keyster
Transistor as a switch 5 5493 December 29, 2010
by Hexorg
Resistors 5 5849 December 28, 2010
by georgio
Problem with NPN Phototransistor 16 10802 December 28, 2010
by Ralphxyz
Problem with Voltage Regulator? 14 5707 December 28, 2010
by BobaMosfet
Relay ratings 2 5013 December 24, 2010
by mongo
Do LEDs need a series resistor to limit the current? 27 20368 December 19, 2010
by mongo
Safe, Easy and Inexpensive way to Control AC Power 3 4850 December 17, 2010
by mongo
Power Rectifier 7 7142 December 15, 2010
by Hexorg
Limitation of a battery on the NerdKit 18 7487 December 14, 2010
by danuke
This a decent oscilloscope? 8 5255 December 14, 2010
by danuke
Do resistors in series really add up? 8 6688 December 14, 2010
by danuke
Falstad circuit emulator in Java 1 6079 December 09, 2010
by bretm
L293 H-Bridge 15 6768 December 05, 2010
by devinsbusiness
Spark when using a flyback diode 3 6984 December 04, 2010
by Wheresmind
INA118 -- Instrumentation Amplifier 8 7152 December 02, 2010
by BobaMosfet
angular position sensors and multiplexing 9 6053 November 29, 2010
by d3adl0ck3
Solar cells in parallell, but no additional amperage 11 6579 November 24, 2010
by BobaMosfet
Op-amp not working 6 6852 November 24, 2010
by BobaMosfet
Python questions 4 5807 November 21, 2010
by tkopriva
CE Amp design 5 5365 November 12, 2010
by BobaMosfet
Is it possible to re-use parts from household appliances? 5 5252 November 05, 2010
by mongo
Confirming MCU clock is functioning 8 5109 November 05, 2010
by Mujda
PC4 not working?! 8 4970 November 04, 2010
by hapshetsut
Amplifiers 4 4920 October 30, 2010
by Ralphxyz
supplying power and controlling 12V motors/fans 3 5789 October 12, 2010
by JerseyGun
Transistors Versus Diodes 4 5883 October 04, 2010
by Scythium
radio interference from NerdKit 11 5010 September 27, 2010
by Rob56
USB cable and Bluetooth dongle ... 9 9632 September 14, 2010
by Ralphxyz
solar project with light sensors 7 5480 September 11, 2010
by akajester
QFP and dreadboard 2 5380 September 02, 2010
by bretm
Getting power to the spinning part... 5 5236 August 31, 2010
by Hexorg
Need help with electronics using a op-amp 21 13201 August 30, 2010
by Ralphxyz
morse code decoder 2 5351 August 26, 2010
by jonathan_m
Connecting to Computer 3 5330 August 25, 2010
by awesome
555 astable on breadboard 12 6841 August 22, 2010
by mongo
Digital Sound Recording System Need Help!! 1 4955 August 20, 2010
by xc2rx
Use 4 digit LED display using fewest possible outputs 2 5453 August 19, 2010
by hevans
mosfet 3 4713 August 13, 2010
by hevans
Good material on learning electronics. 8 5718 August 11, 2010
by TexanBackpacker
MCU Clock Implementation 2 4599 August 06, 2010
by Rick_S
Servo causes MCU to reset 4 7335 August 02, 2010
by mrobbins
More batteries = more voltage? 3 6540 July 23, 2010
by mongo
Building a motor driver/ESC for AC motor. 10 9957 July 09, 2010
by Ralphxyz
Using LM741 amp in the Piezoelectric Sound Meter Project 7 7015 July 02, 2010
by mongo
Electro Cardio Gram 4 5902 June 21, 2010
by Ralphxyz
How do I read very low voltages with the Nerdkit please? (0 to 20.0 mV) 3 4658 June 12, 2010
by Wobbler
Voltage Regulator 20 6381 June 10, 2010
by Ralphxyz
Converting Battery power to Wall Plug-in... 2 5928 June 09, 2010
by mongo
Bipolar and MOSFET transistors 3 6600 June 09, 2010
by CyberGod
high side mosfet led multiplexing 5 6238 June 07, 2010
by gnkarn
tempsensor, LM34DZ, specs. 4 5437 June 07, 2010
by BobaMosfet
Some questions (temp sensor + button) 4 4671 June 06, 2010
by Kafke
TSSOP IC! 4 5444 June 03, 2010
by mrobbins
AVcc 2 5674 May 31, 2010
by hevans
Serial Comm. vs. Clock frequency 2 4883 May 31, 2010
by hevans
Cable Driver 2 4559 May 31, 2010
by mongo
Best 9V adapter to use 2 4996 May 28, 2010
by mongo
Unidirectional microphones 5 5234 May 27, 2010
by mongo
Servo question 3 4727 May 27, 2010
by Rick_S
Understanding the clock rate and the crystal 4 5409 May 27, 2010
by hevans
Generic 120VAC adapters (transformers) 7 5260 May 27, 2010
by DavidinLA
p-channel mosfet not turning off. 3 6934 May 23, 2010
by gnkarn
Getting my head around MOSFET's 9 11917 May 21, 2010
by hevans
Chinese Solenoid 15 5235 May 10, 2010
by treymd
avrisp mkii circuit 4 6439 May 09, 2010
by BobaMosfet
4 to 16 decoder 4 4781 May 09, 2010
by mongo
Powering Nerdkit using Super Capacitor 5 10154 May 07, 2010
by rajabalu21
Simple Power Switch 6 4866 May 05, 2010
by avicell
I can haz speed! 3 5221 April 27, 2010
by Hexorg
LCD backlight control via MCU 5 6735 April 27, 2010
by mjswan
Temperature sensor and buzzer 2 5568 April 21, 2010
by bretm
Help with choosing the right resistor 10 6666 April 18, 2010
by Farmerjoecoledge
Electric field in a resistor 6 11443 April 15, 2010
by bretm
Resistor 4 4583 April 15, 2010
by mongo
MCU digital input pins 3 4786 April 15, 2010
by CyberGod
The Complete Electronics Guide 1 5072 April 09, 2010
by Shanytc
usbasp ISP Programmer 7 10956 April 04, 2010
by ese
Fun with capacitors! (And a question or 2) 4 7011 March 28, 2010
by carlhako
Laptop ground safety question 3 5093 March 27, 2010
by ese
LM34 R-C Damper 5 6674 March 24, 2010
by BobaMosfet
NerdKits & USB 5 5392 March 23, 2010
by treymd
Jumpers/headers on the cheap 1 4693 March 23, 2010
by treymd
Stepper Motor - Stepping Stone 19 6702 March 23, 2010
by ese
constant system reset 3 4588 March 23, 2010
by treymd
Cheap Components (If you're willign to wait) 5 5366 March 22, 2010
by Phrank916
When powering an inverter, my LCD becomes blank 32 6453 March 17, 2010
by mongo
Another adventure with usbasp ISP - No signal on MISO? 3 5691 March 17, 2010
by Frozenlock
What is -VS? 6 8761 March 17, 2010
by Ralphxyz
Free MIT lectures! 1 6502 March 04, 2010
by treymd
Using MCU to connect two wires 3 5587 March 03, 2010
by nrotstan
Why no Capacitors used on Oscillator? 15 10395 March 02, 2010
by Chaosrider
Found part, but don't know if I can use it 3 5020 March 02, 2010
by Solorbob
Deciphering power resistors 11 5410 March 01, 2010
by BobaMosfet
Quick mosfet question -- grounding other battery? 3 4789 March 01, 2010
by nrotstan
Understanding LEDs 16 8015 March 01, 2010
by michaeldallas
What's the part I need? 5 4898 February 27, 2010
by Hexorg
How to convert 6V rechargeable NiCd to 5V regulated to power NerdKit 5 11941 February 23, 2010
by rajabalu21
Too much power? 14 5647 February 23, 2010
by BobaMosfet
5v to 3v using nerdkit parts? 16 6308 February 21, 2010
by peabo
Why is the crystal connected to GND in every schematics, but not in the NerdKit? 7 6262 February 20, 2010
by BobaMosfet
Piezo over-voltage 15 13802 February 18, 2010
by Rick_S
Serial port interface circuit 2 5796 February 17, 2010
by mongo
OBDII project 3 4855 February 17, 2010
by Mike
Voltage Divider, Do the resistors heat up? 9 8467 February 16, 2010
by treymd
usbasp ISP Programmer - MCU getting HOT! 17 7625 February 13, 2010
by BobaMosfet
Digital pots 5 5087 January 31, 2010
by sepeters
Problem with power from 8.6V wallwort - Help! 14 5413 January 25, 2010
by sepeters
YAWWT (Yet Another Wall Wart Thread) 10 6288 January 23, 2010
by treymd
How to stop a flip flop counter from... hum.... counting? 4 7700 January 19, 2010
by mongo
Anyone heard of this Budget Soldering Station? 5 7855 January 15, 2010
by Phrank916
Resistors and Ohms Law / Kirchoff's Laws 2 5650 January 09, 2010
by Rick_S
Power a piezo with a ceramic resonator 10 7448 January 08, 2010
by mrobbins
Using Piezzo Buzzer to produce Ultrasound? 4 11347 January 02, 2010
by toric5
Pin14 ..Malfuntion 25 6039 January 01, 2010
by Farmerjoecoledge
Run from USB? 3 5244 December 27, 2009
by jgauthier
Servo Signal Noise 2 4801 December 24, 2009
by BobaMosfet
MOSFET Problem on Constant current source 9 8185 December 21, 2009
by BobaMosfet
How to Buy a MultiMeter-- Lesson Learned 8 11646 December 10, 2009
by georgio
Relays and transistors 12 9626 December 09, 2009
by BobaMosfet
Continuity or just plain connect? 16 9691 December 09, 2009
by Rick_S
IR Detector 7 9236 November 23, 2009
by mrobbins
14.7465 to 20.0000 mhz 10 5852 November 19, 2009
by mikedoug
Debug with lcd 6 5810 November 16, 2009
by Farmerjoecoledge
ATMega328p processor 2 5276 November 15, 2009
by tech20
Understanding output pin characteristics 4 5188 November 13, 2009
by mrobbins
Schematics for LED Heart Project? 12 7199 November 12, 2009
by mikedoug
Current draw observations - driving LEDs with PINs 6 5463 November 07, 2009
by rusirius
How do you wire a transistor (2N7000 or 2N3904) 7 49327 October 30, 2009
by BobaMosfet
DIY header unit 2 5637 October 10, 2009
by rusirius
Thermostat Logging 6 7301 October 09, 2009
by luke
Understanding transistors 6 6980 October 08, 2009
by mikedoug
Power from USB: current limiter with an op-amp 8 10971 October 07, 2009
by mikedoug
Currant booster 3 4794 October 07, 2009
by Farmerjoecoledge
Witch two wires 5 5775 September 11, 2009
by mrobbins
Difference between ATmega8 and ATmega168? 4 13833 August 27, 2009
by hevans
Which LED? 14 5552 August 10, 2009
by BobaMosfet
Evil battery polarity +/- understanding the basics 7 6584 August 07, 2009
by mongo
pull up, pull down resistors 7 18007 August 05, 2009
by wayward
Why do we need a resistor going from the contrast pin to the ground? 8 12010 August 05, 2009
by BobaMosfet
Current vs Voltage on a circuit 17 7833 August 05, 2009
by BobaMosfet
Power MOSFET - Understanding and headaches 4 7225 July 07, 2009
by sector0
Reset switch for circuit 3 5455 June 27, 2009
by sector0
Online circuit simulator/intuition builder 2 32096 June 16, 2009
by TBNK
I don't understand the cap on the MC power supply 12 6592 June 12, 2009
by luisgarciaalanis
what resistors to use when connecting a new IC 5 5353 June 01, 2009
by luisgarciaalanis
wallwart safety? 4 5512 May 31, 2009
by luisgarciaalanis
Tired of draining 9V batteries? Cheap and easy to set up Lab DC Power Supply 2 5980 May 31, 2009
by luisgarciaalanis
Dimming LCD Problem 6 5324 May 06, 2009
by paulip

Create a Thread

Please log in to create a thread.

Did you know that two resistors plus a transistor can be used to make a better voltage supply? Learn more...