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, 3944 posts)
Thread Posts Views Last Post
mosfet control during start up 5 5251 June 08, 2017
by BobaMosfet
Turn Vac on when tool turns on 7 4153 April 12, 2016
by Ralphxyz
USBasp Help! 3 2799 October 22, 2015
by sask55
Would someone explain Proximity Sensor? 19 4784 May 04, 2015
by mongo
Need to replace Wall Watt 16 2094 May 02, 2015
by Ralphxyz
Connecting Mosfet 10 2455 April 10, 2015
by Noter
My new 3D Printer 44 16593 April 07, 2015
by Rick_S
AtMega 644 2 2691 September 06, 2014
by Rick_S
Switching between +5v and -5V 2 1893 August 07, 2014
by Rick_S
Are there hobby printers for my microproccessor? 4 2307 June 02, 2014
by JKITSON
Automated programming mode? 9 2627 April 08, 2014
by Rick_S
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 5 2250 January 30, 2014
by BobaMosfet
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 1 2166 January 28, 2014
by lailai
What kind of error is this? 4 2247 January 23, 2014
by Noter
How to double a DC voltage? 20 7460 January 12, 2014
by JKITSON
Is the code the driver? 2 1892 January 12, 2014
by Ralphxyz
Miniature headers 6 2336 January 01, 2014
by Ralphxyz
BLDC 8 2272 December 23, 2013
by esoderberg
I need help finding a terminal. 17 2639 November 26, 2013
by Rick_S
GLCD SPI problems 14 5532 November 10, 2013
by andyi
Moving on... 7 2286 November 08, 2013
by Pr0ject
Power supply questions 4 2839 October 31, 2013
by sask55
OLED 4 1983 October 29, 2013
by esoderberg
Thermocouple wiring?? 19 9600 September 22, 2013
by sask55
Opto Interrupter once again 14 5112 September 19, 2013
by scootergarrett
FFC/FPC connection ideas? 4 2122 September 10, 2013
by Ralphxyz
A3977 Stepper Motor Driver 42 8339 September 02, 2013
by Ralphxyz
USB cable specifications 7 2474 August 29, 2013
by Noter
Help with reading UART Stream on mac 9 2501 August 27, 2013
by Affarram
XMEGA Breakout 8 2693 August 26, 2013
by JKITSON
Can someone help me with LDOs? 5 1990 August 21, 2013
by BobaMosfet
lower voltage of sensor output LM335 5 2511 August 20, 2013
by Osarus
TQFP ATmega 168 capacitors 6 2533 August 01, 2013
by scootergarrett
Stepper Motor Programming 154 7285 July 21, 2013
by sask55
Low Voltage Level Translator That Fits the MCU and Breadboard 63 10344 June 18, 2013
by Noter
Two Wrongs Make it Right 3 1975 May 22, 2013
by meltbox360
accurate time for a real time clock 5 2414 April 08, 2013
by pcbolt
Using diode to drop voltage 12 49305 March 27, 2013
by Ralphxyz
Cannot understand the pins 3 1860 March 27, 2013
by oshjdf
Since it is kinda slow around here I thought I'd ask .... 6 2196 March 15, 2013
by sask55
What is the purpose of 1000 ohm resistor for LCD's pin 3? 10 4139 March 14, 2013
by mongo
Current vs Voltage 8 2890 March 14, 2013
by sask55
Control LED Stripes with 2N7000 MOSFET 3 2857 March 09, 2013
by lnino
Electric current 2 1829 March 08, 2013
by Ralphxyz
How to power up Sim908 module? 4 4649 March 07, 2013
by Ralphxyz
Limiting battery discharge? 12 5323 March 03, 2013
by mongo
feeding a 7805 with 24VDC for <25mA output? 11 4076 February 28, 2013
by BobaMosfet
Control electronic door opener 15 2598 February 24, 2013
by lnino
Relay Question 27 5435 February 19, 2013
by Noter
Rotary Encoder how to?? 21 4728 February 15, 2013
by BobaMosfet
Unipolar Stepper motor with ULN2003A, 4 3003 February 11, 2013
by Ralphxyz
Introductory circuit design books 2 3143 January 30, 2013
by pcbolt
Anyone know how to program an 8052 MCU? 8 2623 January 03, 2013
by BobaMosfet
Higher power supplies with ATMega168 (running higher voltage devices with lower powered ground) 4 2440 December 30, 2012
by BobaMosfet
edX Free MIT online course 4 2857 December 22, 2012
by pcbolt
handling microprocessor and static eletricity 22 2413 December 18, 2012
by JKITSON
Voltage Divider (Resistors) 9 3137 December 17, 2012
by GenHornet18
iphone-controlled R/C car project 2 1992 November 26, 2012
by JimFrederickson
Wire broke off in LCD pin 6 2062 November 26, 2012
by gsjbjt
Where to buy individual oscillators 8 2244 November 26, 2012
by Pew446
Need help using a 5v relay to trip a 12v relay 9 7295 November 18, 2012
by carlhako
SPI slave clock 6 2527 October 27, 2012
by Ralphxyz
Flow of Electricity through this circuit 8 2163 October 26, 2012
by RogerFL
Why pick a crystal frequency of 14.7456 MHz? 16 20834 October 23, 2012
by Noter
NPN circuit connection quandry 4 2704 September 24, 2012
by edb
Simple I/O circuit 4 2216 September 23, 2012
by wadaltmon
Flow of Electricity through this circuit 1 2112 September 21, 2012
by Davda
Flow of Electricity through this circuit 1 1757 September 21, 2012
by Davda
LED - Common Anode 8 Segment Display 13 3681 September 20, 2012
by pcbolt
Can I Power the ATmega168 with 3.3 V? 4 2355 September 20, 2012
by karam
Measuring PWM Duty Cycle 6 4350 September 13, 2012
by dan_engbers
Electronics simulation 8 2906 August 31, 2012
by Chris100
LED Sign Help - How to control words 26 4427 August 27, 2012
by Rick_S
Help me on my learning path please :) 4 2261 August 20, 2012
by rblalock
louder sound 2 2044 August 18, 2012
by mongo
connector or cable for LCD display? 4 2194 August 13, 2012
by missle3944
Powering L.E.Ds 5 2339 August 09, 2012
by BobaMosfet
Wires in U.K 5 2421 August 08, 2012
by mikey6879
Bluetooth Please HELP! 3 2551 July 29, 2012
by Ralphxyz
Stepper Motor Motor Speed Control 13 4475 July 25, 2012
by sask55
Anything wrong with adding a large bypass capacitor? 6 4946 July 25, 2012
by bretm
Stepper Motor Direction Control 12 2769 July 21, 2012
by live4the1
Using Usbasp for attiny25 36 18325 July 21, 2012
by lnino
um help 6 2106 July 20, 2012
by Rick_S
Stepper Motor L298N/L297N controller 3 2718 July 18, 2012
by Ralphxyz
help me 11 2623 July 03, 2012
by Rick_S
Crystal Oscillator question 2 2102 July 02, 2012
by pcbolt
This will lead to more questions, how to use 20 volt battery to power projects and motors? 9 3088 June 24, 2012
by Ralphxyz
HELP 3 1935 June 24, 2012
by Ralphxyz
Controlling Stepper Motors 35 11728 June 21, 2012
by mcguinnessdr
Geomagnetic vectors with a magnetoresistive sensor? 1 2079 June 19, 2012
by lcruz007
PT100 temperature sensor reading 1 3247 June 17, 2012
by RogerFL
Programmable current source 6 3151 June 14, 2012
by JamesFysh
Increase range of an IR LED. 4 3354 June 11, 2012
by mongo
HELP 6 2232 June 11, 2012
by mikeduff76
Running motor through the mircocontroller 8 2508 June 09, 2012
by mongo
How can I detect the signal from a key fob? 15 35773 May 24, 2012
by Ralphxyz
i need a code 8 2649 May 15, 2012
by pcbolt
Clock Accuracy 30 6210 May 14, 2012
by HexManiac
Relays and Controlling them 9 2522 May 10, 2012
by sask55
Using Internal 8 MHz Oscillator 4 2847 May 09, 2012
by RogerFL
Powering your NerdKit 7 2470 April 27, 2012
by Ralphxyz
output pin is 2.5v when low 7 2338 April 27, 2012
by BobaMosfet
Lm317 vs lm317t 2 4826 April 26, 2012
by BobaMosfet
nOOb looking for additional explanation 6 2602 April 24, 2012
by pcbolt
Programs will not run 6 2295 April 16, 2012
by E2MicroRobots
CE EMITTER_BIAS CONFIGURATION 12 2789 April 10, 2012
by Ralphxyz
Anyone used a 2 x 20 LCD? Which one? 10 2527 April 09, 2012
by Ralphxyz
Path Lights controller 2 2214 April 04, 2012
by pcbolt
Frequency Response and stability, how do you determine if your system is stable 7 2367 April 02, 2012
by Akeshish
Very fundamental problem of operating with out a ground?? 11 2797 April 02, 2012
by sask55
line-level output, regulator ICs and op-amps?? 3 2557 April 01, 2012
by JamesFysh
Question on LCD screen 5 2394 March 30, 2012
by billtaichi
Is this Capaciator Good 4 2416 March 29, 2012
by mongo
Oscilloscopes (for the umpteenth time) 5 3637 March 29, 2012
by mongo
Basic Electronics Tutorial to Complement Nerdkits? 5 3022 March 26, 2012
by Ralphxyz
PIR motion sensor to trigger home wireless camera problems 4 6059 March 23, 2012
by 6ofhalfdozen
Ground connector on power supplies?? 3 2530 March 15, 2012
by Ralphxyz
Why TC negative connected to ground 3 2928 March 15, 2012
by mongo
Digital servo issues! 9 2764 March 15, 2012
by Rick_S
Brushless motor control 16 3116 March 12, 2012
by hevans
Windows not detecting device 3 2192 March 10, 2012
by hevans
Voltage throught MCU 5 2216 March 05, 2012
by Ralphxyz
Ignition Coil Driver 16 16501 March 02, 2012
by RevMoses
Rotary Encoder pinout (and other questions I am sure) 8 8837 March 02, 2012
by Ralphxyz
Why do you pass a MIC Vout through a capacitor? 12 11324 March 01, 2012
by hevans
Up and running... 3 1993 March 01, 2012
by dvdsnyd
9v to vcc survivable? 5 2463 February 26, 2012
by RogerFL
Accurate AREF for accurate ADC voltage readings 4 2822 February 26, 2012
by carlhako
Problem with code (2 inputs) 12 2221 February 24, 2012
by Rick_S
programming lcd trubs 7 2290 February 19, 2012
by raccoons
17 super bright white LEDs at the same time...SAFE?! 5 2942 February 18, 2012
by Rick_S
Oscilloscope 15 4012 February 18, 2012
by Osarus
How far away can a LM34 be? 16 7395 February 14, 2012
by dcarter777
Need help understanding a relay schematic 4 3490 February 14, 2012
by Ralphxyz
It's true, we forget... 18 2484 February 12, 2012
by Farmerjoecoledge
Very Basic Batteries in a Series Question 12 5828 February 09, 2012
by mongo
Data transmission 3 2819 February 08, 2012
by amartinez
PowerLineCommunication(PLC) vs Wireless 3 2854 February 05, 2012
by mongo
CAPACITIVE POWER SUPPLY 6 3975 February 04, 2012
by met_fredrik
ADC reads fluctuating voltage when nothing is connected! 2 2313 February 03, 2012
by BobaMosfet
connencting two ics to port 3 1997 January 31, 2012
by tchilzer2
H bridge questions 6 2688 January 27, 2012
by tchilzer2
Voltage Regulators and Efficiency... 3 2534 January 24, 2012
by JimFrederickson
Voltage Drop when LEDs Flash 8 2779 January 23, 2012
by Rocket_Man_Jeff
LED Array - Wall power problems 14 2993 January 19, 2012
by sask55
How to measure floating (isolated) high DC voltage? 5 5514 January 17, 2012
by jfbrink
Mysteries of Capaciators in Reverse 9 2724 January 15, 2012
by Rick_S
Source of power? 19 2679 January 13, 2012
by mongo
symbol defined please? 4 2629 January 13, 2012
by sonicgadgets
Best zero cross detection IC 14 13843 January 07, 2012
by met_fredrik
How hot is too hot for the voltage regulator 3 2270 January 06, 2012
by boxvic
Basic LED circuit properties 8 2647 January 06, 2012
by boxvic
Getting Started 3 2331 January 05, 2012
by Stretch
Source of randomness for the hardware RNG 20 3234 January 02, 2012
by bodangly
SMD reflow 16 3382 December 27, 2011
by boxvic
kirchhoff's voltage law... 3 2456 December 25, 2011
by jbolfiil
Phase Shifter or time delay circuit? 7 3017 December 23, 2011
by BobaMosfet
Potentiometer 8 3073 December 23, 2011
by huzbum
Fun with Op-Amps 3 3973 December 22, 2011
by treymd
Do I need an H-Bridge? 14 2886 December 19, 2011
by n1cl3
Need Diode Data Sheets 2 2925 December 07, 2011
by BobaMosfet
Odessy of the minds 5 2749 December 05, 2011
by BobaMosfet
Having trouble uploading my program keep getting this error: Any ideas anyone. Thanks 2 2145 November 27, 2011
by sazD
Initial Load 2 2682 November 27, 2011
by missle3944
Using pushbuttons to increment position of servo 4 2989 November 23, 2011
by SpaceGhost
Yellow USB wire problem 15 3914 November 22, 2011
by Ralphxyz
Speakers with LEDs that light with the music 4 2826 November 14, 2011
by mongo
Strange behaviour with a DC motor 18 6637 November 10, 2011
by jfbrink
Servo Squitter Project 13 2557 November 09, 2011
by Heed
how do i run a program 4 2145 November 08, 2011
by Heed
Help!!! my grades are in jeopordy 3 2291 November 07, 2011
by Heed
Motor control question 2 2189 November 04, 2011
by hevans
Help driving a high voltage Piezo 6 5959 November 02, 2011
by buffetrand
9V transformer more like ~15V 2 2397 October 31, 2011
by hevans
Tick Tock Clock question about which pins and long load times from DASA. 1 2406 October 25, 2011
by apphilosophy
Why is reversing polarity a bad thing? 26 70516 October 24, 2011
by glendon
Measuring Capacitance 9 3709 October 24, 2011
by Ralphxyz
9 VDC 1000mA to much? 4 2584 October 21, 2011
by mongo
Hardware/software oscilloscope? 7 3665 October 19, 2011
by cyberion
R-2R ladder using random crap resistors 25 14306 October 16, 2011
by sask55
RxD / TxD Questions 10 4772 October 13, 2011
by Twarter369
Basic Electrical Toggle Switch question.. 5 2615 October 07, 2011
by scottmc94
Piezo Buzzer - help 6 2446 October 03, 2011
by scottmc94
Program Upload Error with initialload 17 2195 September 30, 2011
by nerdgirl
I'm Curious About The Breadboard 2 2323 September 27, 2011
by BobaMosfet
Any games for Learning Electronics? 12 8158 September 21, 2011
by sask55
Help re-purposing A Palm M100 Portable Keyboard. 3 3735 September 18, 2011
by Twarter369
I just bought a Oscilloscope!! 57 20546 September 16, 2011
by dgikuljot
Digital Multimeter will not show resistance! 12 7177 September 16, 2011
by bretm
Something fast and with a lot of memory... 5 2191 September 16, 2011
by 6ofhalfdozen
595 Shift Array, BC337 Transistor and Solenoid 9 5412 September 14, 2011
by BobaMosfet
4 Transistor H-Bridge Fail 46 8682 September 10, 2011
by bretm
Nerdkit/Arduino with EL wire 34 6348 September 10, 2011
by Ralphxyz
Question about frequency and duty cycles on a multimeter 9 2952 September 01, 2011
by BobaMosfet
Dim LED 3 2228 August 23, 2011
by Rocket_Man_Jeff
Embedding Multi-Core Processors 17 2692 August 23, 2011
by Twarter369
Easy Transistor Question 4 3046 August 20, 2011
by jimmyw404
Daisy chaining MC74MC595 Shift Registers 13 4206 August 18, 2011
by Ralphxyz
Building a coil?? 12 4255 August 12, 2011
by Ralphxyz
Programming the micro-controller 9 2562 July 26, 2011
by Rick_S
Advice needed for further projects with my nerdkit 3 2278 July 22, 2011
by codenamejupiterx
more questions about tempsensor.c code 4 2038 July 22, 2011
by codenamejupiterx
tempsensor.c code question 3 2059 July 22, 2011
by codenamejupiterx
Which way does electricity flow? Positive-to-Negative or Vice Versa? 5 19794 July 22, 2011
by rboggs10
Converting input signal for ADC, impedance matching? 7 3187 July 20, 2011
by BobaMosfet
my lcd went blank except a little line that looks like a cursor 2 2365 July 20, 2011
by codenamejupiterx
Temperature project unclear explanation of error in uncompiled code 5 2452 July 20, 2011
by codenamejupiterx
make file errors on initialload.c 6 2456 July 17, 2011
by Ralphxyz
Error: "Maybe it isn't a butterfly/AVR109 but a AVR910 device?" 3 4353 July 17, 2011
by codenamejupiterx
the make file cant locate the libnerdkits 3 2197 July 17, 2011
by codenamejupiterx
avr macpack 3 2367 July 16, 2011
by codenamejupiterx
acd with 2 inputs? 18 2465 July 14, 2011
by Ralphxyz
Electro-magnetism. Concept check. 14 2449 July 13, 2011
by BobaMosfet
Battery clip wires 3 2212 July 10, 2011
by codenamejupiterx
Electronics advice needed 3 2063 July 10, 2011
by codenamejupiterx
I cant get my lcd to work 5 2322 July 10, 2011
by codenamejupiterx
2-ROW LCD Only Displaying 2 Rows of 8 dark blocks.... 3 2540 July 10, 2011
by gcharris
Help Please **** I can only use a 9v battrey sent by Nerdkits 35 2860 July 03, 2011
by wintersdb
Switching Ground with a transistor 12 15018 June 28, 2011
by dgikuljot
Powering I2C remote device? 3 2518 June 27, 2011
by Ralphxyz
rechargeable battery for project 2 2374 June 23, 2011
by BobaMosfet
TTL ULN2038 Question 40 4267 June 17, 2011
by Rick_S
Circuit board for monophonic signal generator 1 2749 June 15, 2011
by kayrock
4 Channel Voltage and Current Monitor 3 2732 June 15, 2011
by gcharris
"-U": The system could not find the file specified ERROR 6 2607 June 08, 2011
by pgdsmca
LCD Only showing 2 black Lines ????? 7 2736 June 06, 2011
by mja
A couple of questions 3 2315 June 06, 2011
by Ralphxyz
How much should I strip? 3 2110 June 01, 2011
by mongo
How do I interface a Parallel-In Serial Out Shift Register with my microcontroller? 8 2772 June 01, 2011
by hevans
Motor Control/MCU power bus 5 2399 May 30, 2011
by esoderberg
How do I use two Serial or Parallel-in/serial out shift registers together? 2 2658 May 29, 2011
by Rick_S
Digital Input Question 4 2495 May 28, 2011
by frankdwest
PCB arrived 20 2445 May 25, 2011
by Ralphxyz
Save state data to EEPROM with power cutoff capacitor value? 4 2987 May 24, 2011
by gcharris
Calculating bypass capacitor 6 16820 May 19, 2011
by Ralphxyz
What shift register should I buy? 4 3018 May 09, 2011
by Noter
IR current 6 2734 May 05, 2011
by missle3944
Turning on COmputer without Switch 39 3463 May 04, 2011
by hariharan
Heat sensors 21 3652 May 04, 2011
by Hexorg
error 1 2 2304 May 02, 2011
by hevans
Transistor vs mosfet 13 9943 May 01, 2011
by Noter
PCB trace width calculator 3 3727 April 24, 2011
by esoderberg
OLED display 10 2991 April 23, 2011
by Rick_S
Power Supplies 17 4035 April 22, 2011
by BobBolinger
LCD & battery&USB 4 2377 April 22, 2011
by Ralphxyz
Amperage Multiplyer 6 2830 April 21, 2011
by Rick_S
ADC Theremin Help... 1 2221 April 20, 2011
by jasongillikin
RF and oscoliscope 2 2877 April 19, 2011
by mongo
Connecting to external control voltages 4 2514 April 19, 2011
by bretm
IR current question 7 2483 April 18, 2011
by BobaMosfet
What is the purpose of the resistor in this power supply? 4 3113 April 17, 2011
by rajabalu21
Not meeting input Voltage Threshold, amplify? and Do I need a buffer? (Button input, LED output) 14 3052 April 14, 2011
by bretm
USB cable issues (maybe fried) 7 2791 April 10, 2011
by uml_12
Basic projects 3 2453 April 09, 2011
by mongo
REFLOW oven 22 4990 April 07, 2011
by Rick_S
Why 5 volts is most widely used? 10 9910 April 07, 2011
by bretm
unexpected MCU rebooting 82 6777 April 05, 2011
by sask55
REFLOW Soldering 3 3126 April 05, 2011
by Ralphxyz
Setting baudrate for bluetooth connectivity 1 2693 March 31, 2011
by AbhishekBhat
Oscilation circuits 8 4761 March 30, 2011
by bretm
Black Display on LCD 6 2747 March 28, 2011
by Druidman
32kHz clock 2 2433 March 28, 2011
by Rick_S
Debouncing and External Interrupts 9 7792 March 27, 2011
by Mujda
Geiger Counter Schematic Help 3 7128 March 18, 2011
by mongo
Thermocouples, relays, and fun!!! 12 4226 March 16, 2011
by mongo
LCD problem 3 2747 March 08, 2011
by Ralphxyz
How do I determine the throw characteristics of a Relay 8 3302 March 08, 2011
by bretm
ATMega168 Microcontroller simple relay with timer examIple 3 3450 March 01, 2011
by Rick_S
Why does my LED light if i so much as get near the circuit 3 2480 February 26, 2011
by nckomodo
Using a 555 IC instead of a Crystal Oscillator? 6 4625 February 26, 2011
by Ralphxyz
Pushbutton on off code 3 3309 February 26, 2011
by amartinez
Why does my led light without the battery? 2 3374 February 26, 2011
by hevans
24 volt DC to 12 volt DC 6 9289 February 25, 2011
by JKITSON
How to Switch a Solenoid? 11 6168 February 23, 2011
by Ralphxyz
Farads and Capacitors 8 3834 February 23, 2011
by Ralphxyz
How much to switch a relay? 3 6851 February 19, 2011
by Lusitania
My first Impression 6 2771 February 16, 2011
by devinsbusiness
Understanding battery life 3 3916 February 16, 2011
by devinsbusiness
Power Supply for LED's 4 3657 February 13, 2011
by sask55
Using Devices With Different Voltages 11 3290 February 05, 2011
by BobaMosfet
High voltage lines 26 4694 February 02, 2011
by mongo
USB 3 2492 February 02, 2011
by Jalex
Ultrasonic thickness gauge with the NerdKit; interference form capacitance? 12 3326 February 02, 2011
by Jalex
Alternating LED circuit 4 3185 February 02, 2011
by Rick_S
Powering a Stepper Motor 5 4188 January 31, 2011
by il1019
Affordable oscilloscopes 43 10907 January 27, 2011
by BStory
"And"gate unfinished thought 2 2389 January 27, 2011
by Hexorg
replace MCU? 30 7017 January 26, 2011
by Jalex
Using a thermometer with the nerdkits microcontroller. 17 3108 January 25, 2011
by Ralphxyz
Multimeter! 12 4917 January 25, 2011
by Jalex
Generate a steady DC level from PWM signal 9 3867 January 25, 2011
by Jalex
My LED Cube so far 25 8047 January 24, 2011
by Keyster
what is a butterfly in hardwaring 3 3757 January 22, 2011
by Rick_S
USing Calculator as Keypad 5 3038 January 18, 2011
by dgikuljot
Counting 5 2288 January 18, 2011
by Jalex
How do I calculate the cutoff frequency...? 3 6515 January 17, 2011
by bretm
Programming 5 3139 January 14, 2011
by Ralphxyz
Induction loop actuator 7 3470 January 11, 2011
by Yourself
Begining 7 3124 January 09, 2011
by Jalex
Is Single-bit Memory Cell Diagram on Pg 14 Correct? 6 3864 January 09, 2011
by pacnwdude
uninterrupted power supply for NerdKit project 4 3330 January 09, 2011
by mrobbins
RFB12B ... what are all this terms? >_< 5 2589 January 09, 2011
by mrobbins
UART operating at 3.3V 1 2960 January 06, 2011
by Mujda
Data input voltage 6 3237 January 03, 2011
by Rick_S
MOSFET Question 7 3210 December 31, 2010
by Keyster
Transistor as a switch 5 3080 December 29, 2010
by Hexorg
Resistors 5 3460 December 28, 2010
by georgio
Problem with NPN Phototransistor 16 8018 December 28, 2010
by Ralphxyz
Problem with Voltage Regulator? 14 3305 December 28, 2010
by BobaMosfet
Relay ratings 2 2890 December 24, 2010
by mongo
Do LEDs need a series resistor to limit the current? 27 16665 December 19, 2010
by mongo
Safe, Easy and Inexpensive way to Control AC Power 3 2648 December 17, 2010
by mongo
Power Rectifier 7 3088 December 15, 2010
by Hexorg
Limitation of a battery on the NerdKit 18 4626 December 14, 2010
by danuke
This a decent oscilloscope? 8 3188 December 14, 2010
by danuke
Do resistors in series really add up? 8 4244 December 14, 2010
by danuke
Falstad circuit emulator in Java 1 3787 December 09, 2010
by bretm
L293 H-Bridge 15 4209 December 05, 2010
by devinsbusiness
Spark when using a flyback diode 3 3975 December 04, 2010
by Wheresmind
INA118 -- Instrumentation Amplifier 8 4448 December 02, 2010
by BobaMosfet
angular position sensors and multiplexing 9 3686 November 29, 2010
by d3adl0ck3
Solar cells in parallell, but no additional amperage 11 4237 November 24, 2010
by BobaMosfet
Op-amp not working 6 4405 November 24, 2010
by BobaMosfet
Python questions 4 3684 November 21, 2010
by tkopriva
CE Amp design 5 2868 November 12, 2010
by BobaMosfet
Is it possible to re-use parts from household appliances? 5 3066 November 05, 2010
by mongo
Confirming MCU clock is functioning 8 2882 November 05, 2010
by Mujda
PC4 not working?! 8 2587 November 04, 2010
by hapshetsut
Amplifiers 4 2806 October 30, 2010
by Ralphxyz
supplying power and controlling 12V motors/fans 3 3581 October 12, 2010
by JerseyGun
Transistors Versus Diodes 4 3599 October 04, 2010
by Scythium
radio interference from NerdKit 11 2705 September 27, 2010
by Rob56
USB cable and Bluetooth dongle ... 9 7068 September 14, 2010
by Ralphxyz
solar project with light sensors 7 3244 September 11, 2010
by akajester
QFP and dreadboard 2 3117 September 02, 2010
by bretm
Getting power to the spinning part... 5 3211 August 31, 2010
by Hexorg
Need help with electronics using a op-amp 21 9466 August 30, 2010
by Ralphxyz
morse code decoder 2 3387 August 26, 2010
by jonathan_m
Connecting to Computer 3 3172 August 25, 2010
by awesome
555 astable on breadboard 12 4716 August 22, 2010
by mongo
Digital Sound Recording System Need Help!! 1 2802 August 20, 2010
by xc2rx
Use 4 digit LED display using fewest possible outputs 2 3248 August 19, 2010
by hevans
mosfet 3 2698 August 13, 2010
by hevans
Good material on learning electronics. 8 3063 August 11, 2010
by TexanBackpacker
MCU Clock Implementation 2 2587 August 06, 2010
by Rick_S
Servo causes MCU to reset 4 3771 August 02, 2010
by mrobbins
More batteries = more voltage? 3 4198 July 23, 2010
by mongo
Building a motor driver/ESC for AC motor. 10 6965 July 09, 2010
by Ralphxyz
Using LM741 amp in the Piezoelectric Sound Meter Project 7 4463 July 02, 2010
by mongo
Electro Cardio Gram 4 3540 June 21, 2010
by Ralphxyz
How do I read very low voltages with the Nerdkit please? (0 to 20.0 mV) 3 2602 June 12, 2010
by Wobbler
Voltage Regulator 20 4097 June 10, 2010
by Ralphxyz
Converting Battery power to Wall Plug-in... 2 3853 June 09, 2010
by mongo
Bipolar and MOSFET transistors 3 4248 June 09, 2010
by CyberGod
high side mosfet led multiplexing 5 4050 June 07, 2010
by gnkarn
tempsensor, LM34DZ, specs. 4 3262 June 07, 2010
by BobaMosfet
Some questions (temp sensor + button) 4 2619 June 06, 2010
by Kafke
TSSOP IC! 4 3086 June 03, 2010
by mrobbins
AVcc 2 3550 May 31, 2010
by hevans
Serial Comm. vs. Clock frequency 2 2724 May 31, 2010
by hevans
Cable Driver 2 2522 May 31, 2010
by mongo
Best 9V adapter to use 2 2853 May 28, 2010
by mongo
Unidirectional microphones 5 3156 May 27, 2010
by mongo
Servo question 3 2702 May 27, 2010
by Rick_S
Understanding the clock rate and the crystal 4 3165 May 27, 2010
by hevans
Generic 120VAC adapters (transformers) 7 3132 May 27, 2010
by DavidinLA
p-channel mosfet not turning off. 3 4372 May 23, 2010
by gnkarn
Getting my head around MOSFET's 9 7456 May 21, 2010
by hevans
Chinese Solenoid 15 3012 May 10, 2010
by treymd
avrisp mkii circuit 4 4314 May 09, 2010
by BobaMosfet
4 to 16 decoder 4 2757 May 09, 2010
by mongo
Powering Nerdkit using Super Capacitor 5 7298 May 07, 2010
by rajabalu21
Simple Power Switch 6 2745 May 05, 2010
by avicell
I can haz speed! 3 2931 April 27, 2010
by Hexorg
LCD backlight control via MCU 5 4384 April 27, 2010
by mjswan
Temperature sensor and buzzer 2 3496 April 21, 2010
by bretm
Help with choosing the right resistor 10 4367 April 18, 2010
by Farmerjoecoledge
Electric field in a resistor 6 6324 April 15, 2010
by bretm
Resistor 4 2491 April 15, 2010
by mongo
MCU digital input pins 3 2446 April 15, 2010
by CyberGod
The Complete Electronics Guide 1 2905 April 09, 2010
by Shanytc
usbasp ISP Programmer 7 8430 April 04, 2010
by ese
Fun with capacitors! (And a question or 2) 4 4696 March 28, 2010
by carlhako
Laptop ground safety question 3 2981 March 27, 2010
by ese
LM34 R-C Damper 5 3565 March 24, 2010
by BobaMosfet
NerdKits & USB 5 3061 March 23, 2010
by treymd
Jumpers/headers on the cheap 1 2606 March 23, 2010
by treymd
Stepper Motor - Stepping Stone 19 4503 March 23, 2010
by ese
constant system reset 3 2488 March 23, 2010
by treymd
Cheap Components (If you're willign to wait) 5 3042 March 22, 2010
by Phrank916
When powering an inverter, my LCD becomes blank 32 3786 March 17, 2010
by mongo
Another adventure with usbasp ISP - No signal on MISO? 3 3465 March 17, 2010
by Frozenlock
What is -VS? 6 5003 March 17, 2010
by Ralphxyz
Free MIT lectures! 1 4431 March 04, 2010
by treymd
Using MCU to connect two wires 3 3070 March 03, 2010
by nrotstan
Why no Capacitors used on Oscillator? 15 6995 March 02, 2010
by Chaosrider
Found part, but don't know if I can use it 3 2754 March 02, 2010
by Solorbob
Deciphering power resistors 11 3114 March 01, 2010
by BobaMosfet
Quick mosfet question -- grounding other battery? 3 2696 March 01, 2010
by nrotstan
Understanding LEDs 16 4670 March 01, 2010
by michaeldallas
What's the part I need? 5 2773 February 27, 2010
by Hexorg
How to convert 6V rechargeable NiCd to 5V regulated to power NerdKit 5 9366 February 23, 2010
by rajabalu21
Too much power? 14 3551 February 23, 2010
by BobaMosfet
5v to 3v using nerdkit parts? 16 4075 February 21, 2010
by peabo
Why is the crystal connected to GND in every schematics, but not in the NerdKit? 7 3494 February 20, 2010
by BobaMosfet
Piezo over-voltage 15 9857 February 18, 2010
by Rick_S
Serial port interface circuit 2 3635 February 17, 2010
by mongo
OBDII project 3 2792 February 17, 2010
by Mike
Voltage Divider, Do the resistors heat up? 9 5172 February 16, 2010
by treymd
usbasp ISP Programmer - MCU getting HOT! 17 5035 February 13, 2010
by BobaMosfet
Digital pots 5 3016 January 31, 2010
by sepeters
Problem with power from 8.6V wallwort - Help! 14 3146 January 25, 2010
by sepeters
YAWWT (Yet Another Wall Wart Thread) 10 4124 January 23, 2010
by treymd
How to stop a flip flop counter from... hum.... counting? 4 4279 January 19, 2010
by mongo
Anyone heard of this Budget Soldering Station? 5 5240 January 15, 2010
by Phrank916
Resistors and Ohms Law / Kirchoff's Laws 2 3145 January 09, 2010
by Rick_S
Power a piezo with a ceramic resonator 10 4973 January 08, 2010
by mrobbins
Using Piezzo Buzzer to produce Ultrasound? 4 7757 January 02, 2010
by toric5
Pin14 ..Malfuntion 25 3891 January 01, 2010
by Farmerjoecoledge
Run from USB? 3 3114 December 27, 2009
by jgauthier
Servo Signal Noise 2 2659 December 24, 2009
by BobaMosfet
MOSFET Problem on Constant current source 9 5334 December 21, 2009
by BobaMosfet
How to Buy a MultiMeter-- Lesson Learned 8 9316 December 10, 2009
by georgio
Relays and transistors 12 7209 December 09, 2009
by BobaMosfet
Continuity or just plain connect? 16 6290 December 09, 2009
by Rick_S
IR Detector 7 5391 November 23, 2009
by mrobbins
14.7465 to 20.0000 mhz 10 3634 November 19, 2009
by mikedoug
Debug with lcd 6 3685 November 16, 2009
by Farmerjoecoledge
ATMega328p processor 2 3216 November 15, 2009
by tech20
Understanding output pin characteristics 4 3005 November 13, 2009
by mrobbins
Schematics for LED Heart Project? 12 4766 November 12, 2009
by mikedoug
Current draw observations - driving LEDs with PINs 6 3251 November 07, 2009
by rusirius
How do you wire a transistor (2N7000 or 2N3904) 7 43245 October 30, 2009
by BobaMosfet
DIY header unit 2 3555 October 10, 2009
by rusirius
Thermostat Logging 6 4624 October 09, 2009
by luke
Understanding transistors 6 4695 October 08, 2009
by mikedoug
Power from USB: current limiter with an op-amp 8 8175 October 07, 2009
by mikedoug
Currant booster 3 2618 October 07, 2009
by Farmerjoecoledge
Witch two wires 5 3692 September 11, 2009
by mrobbins
Difference between ATmega8 and ATmega168? 4 10014 August 27, 2009
by hevans
Which LED? 14 3404 August 10, 2009
by BobaMosfet
Evil battery polarity +/- understanding the basics 7 4266 August 07, 2009
by mongo
pull up, pull down resistors 7 15139 August 05, 2009
by wayward
Why do we need a resistor going from the contrast pin to the ground? 8 8583 August 05, 2009
by BobaMosfet
Current vs Voltage on a circuit 17 5238 August 05, 2009
by BobaMosfet
Power MOSFET - Understanding and headaches 4 4768 July 07, 2009
by sector0
Reset switch for circuit 3 3266 June 27, 2009
by sector0
Online circuit simulator/intuition builder 2 27782 June 16, 2009
by TBNK
I don't understand the cap on the MC power supply 12 3810 June 12, 2009
by luisgarciaalanis
what resistors to use when connecting a new IC 5 3240 June 01, 2009
by luisgarciaalanis
wallwart safety? 4 3320 May 31, 2009
by luisgarciaalanis
Tired of draining 9V batteries? Cheap and easy to set up Lab DC Power Supply 2 3913 May 31, 2009
by luisgarciaalanis
Dimming LCD Problem 6 3176 May 06, 2009
by paulip

Create a Thread

Please log in to create a thread.

Did you know that talking to the microcontroller over the USB/Serial link is easy under Windows, Linux, and OS X? Learn more...