NerdKits - electronics education for a digital generation

You are not logged in. [log in]

Basic Electronics

NerdKits » Forums » Basic Electronics (453 threads, 3939 posts)
Thread Posts Views Last Post
Turn Vac on when tool turns on 7 412 April 12, 2016
by Ralphxyz
USBasp Help! 3 1464 October 22, 2015
by sask55
Would someone explain Proximity Sensor? 19 3083 May 04, 2015
by mongo
Need to replace Wall Watt 16 777 May 02, 2015
by Ralphxyz
Connecting Mosfet 10 1256 April 10, 2015
by Noter
My new 3D Printer 44 15168 April 07, 2015
by Rick_S
AtMega 644 2 1502 September 06, 2014
by Rick_S
Switching between +5v and -5V 2 855 August 07, 2014
by Rick_S
Are there hobby printers for my microproccessor? 4 1052 June 02, 2014
by JKITSON
Automated programming mode? 9 1329 April 08, 2014
by Rick_S
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 5 1208 January 30, 2014
by BobaMosfet
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 1 857 January 28, 2014
by lailai
What kind of error is this? 4 1117 January 23, 2014
by Noter
How to double a DC voltage? 20 5024 January 12, 2014
by JKITSON
Is the code the driver? 2 876 January 12, 2014
by Ralphxyz
Miniature headers 6 1162 January 01, 2014
by Ralphxyz
BLDC 8 1086 December 23, 2013
by esoderberg
I need help finding a terminal. 17 1501 November 26, 2013
by Rick_S
GLCD SPI problems 14 3004 November 10, 2013
by andyi
Moving on... 7 1295 November 08, 2013
by Pr0ject
Power supply questions 4 1514 October 31, 2013
by sask55
OLED 4 1021 October 29, 2013
by esoderberg
Thermocouple wiring?? 19 4448 September 22, 2013
by sask55
Opto Interrupter once again 14 2924 September 19, 2013
by scootergarrett
FFC/FPC connection ideas? 4 1140 September 10, 2013
by Ralphxyz
A3977 Stepper Motor Driver 42 5579 September 02, 2013
by Ralphxyz
USB cable specifications 7 1231 August 29, 2013
by Noter
Help with reading UART Stream on mac 9 1323 August 27, 2013
by Affarram
XMEGA Breakout 8 1463 August 26, 2013
by JKITSON
Can someone help me with LDOs? 5 926 August 21, 2013
by BobaMosfet
lower voltage of sensor output LM335 5 1313 August 20, 2013
by Osarus
TQFP ATmega 168 capacitors 6 1361 August 01, 2013
by scootergarrett
Stepper Motor Programming 154 5214 July 21, 2013
by sask55
Low Voltage Level Translator That Fits the MCU and Breadboard 63 6475 June 18, 2013
by Noter
Two Wrongs Make it Right 3 1056 May 22, 2013
by meltbox360
accurate time for a real time clock 5 1389 April 08, 2013
by pcbolt
Using diode to drop voltage 12 28066 March 27, 2013
by Ralphxyz
Cannot understand the pins 3 908 March 27, 2013
by oshjdf
Since it is kinda slow around here I thought I'd ask .... 6 1153 March 15, 2013
by sask55
What is the purpose of 1000 ohm resistor for LCD's pin 3? 10 2280 March 14, 2013
by mongo
Current vs Voltage 8 1689 March 14, 2013
by sask55
Control LED Stripes with 2N7000 MOSFET 3 1548 March 09, 2013
by lnino
Electric current 2 962 March 08, 2013
by Ralphxyz
How to power up Sim908 module? 4 3228 March 07, 2013
by Ralphxyz
Limiting battery discharge? 12 2589 March 03, 2013
by mongo
feeding a 7805 with 24VDC for <25mA output? 11 2363 February 28, 2013
by BobaMosfet
Control electronic door opener 15 1372 February 24, 2013
by lnino
Relay Question 27 3844 February 19, 2013
by Noter
Rotary Encoder how to?? 21 2923 February 15, 2013
by BobaMosfet
Unipolar Stepper motor with ULN2003A, 4 1524 February 11, 2013
by Ralphxyz
Introductory circuit design books 2 1818 January 30, 2013
by pcbolt
Anyone know how to program an 8052 MCU? 8 1430 January 03, 2013
by BobaMosfet
Higher power supplies with ATMega168 (running higher voltage devices with lower powered ground) 4 1362 December 30, 2012
by BobaMosfet
edX Free MIT online course 4 1689 December 22, 2012
by pcbolt
handling microprocessor and static eletricity 22 1367 December 18, 2012
by JKITSON
Voltage Divider (Resistors) 9 2009 December 17, 2012
by GenHornet18
iphone-controlled R/C car project 2 1117 November 26, 2012
by JimFrederickson
Wire broke off in LCD pin 6 1127 November 26, 2012
by gsjbjt
Where to buy individual oscillators 8 1175 November 26, 2012
by Pew446
Need help using a 5v relay to trip a 12v relay 9 5089 November 18, 2012
by carlhako
SPI slave clock 6 1437 October 27, 2012
by Ralphxyz
Flow of Electricity through this circuit 8 1164 October 26, 2012
by RogerFL
Why pick a crystal frequency of 14.7456 MHz? 16 15369 October 23, 2012
by Noter
NPN circuit connection quandry 4 1521 September 24, 2012
by edb
Simple I/O circuit 4 1255 September 23, 2012
by wadaltmon
Flow of Electricity through this circuit 1 995 September 21, 2012
by Davda
Flow of Electricity through this circuit 1 924 September 21, 2012
by Davda
LED - Common Anode 8 Segment Display 13 2390 September 20, 2012
by pcbolt
Can I Power the ATmega168 with 3.3 V? 4 1316 September 20, 2012
by karam
Measuring PWM Duty Cycle 6 2991 September 13, 2012
by dan_engbers
Electronics simulation 8 1714 August 31, 2012
by Chris100
LED Sign Help - How to control words 26 3110 August 27, 2012
by Rick_S
Help me on my learning path please :) 4 1268 August 20, 2012
by rblalock
louder sound 2 1087 August 18, 2012
by mongo
connector or cable for LCD display? 4 1223 August 13, 2012
by missle3944
Powering L.E.Ds 5 1291 August 09, 2012
by BobaMosfet
Wires in U.K 5 1389 August 08, 2012
by mikey6879
Bluetooth Please HELP! 3 1458 July 29, 2012
by Ralphxyz
Stepper Motor Motor Speed Control 13 2964 July 25, 2012
by sask55
Anything wrong with adding a large bypass capacitor? 6 3322 July 25, 2012
by bretm
Stepper Motor Direction Control 12 1642 July 21, 2012
by live4the1
Using Usbasp for attiny25 36 14841 July 21, 2012
by lnino
um help 6 1057 July 20, 2012
by Rick_S
Stepper Motor L298N/L297N controller 3 1436 July 18, 2012
by Ralphxyz
help me 11 1589 July 03, 2012
by Rick_S
Crystal Oscillator question 2 1155 July 02, 2012
by pcbolt
This will lead to more questions, how to use 20 volt battery to power projects and motors? 9 1858 June 24, 2012
by Ralphxyz
HELP 3 1110 June 24, 2012
by Ralphxyz
Controlling Stepper Motors 35 8644 June 21, 2012
by mcguinnessdr
Geomagnetic vectors with a magnetoresistive sensor? 1 1093 June 19, 2012
by lcruz007
PT100 temperature sensor reading 1 2042 June 17, 2012
by RogerFL
Programmable current source 6 1821 June 14, 2012
by JamesFysh
Increase range of an IR LED. 4 1833 June 11, 2012
by mongo
HELP 6 1237 June 11, 2012
by mikeduff76
Running motor through the mircocontroller 8 1499 June 09, 2012
by mongo
How can I detect the signal from a key fob? 15 17332 May 24, 2012
by Ralphxyz
i need a code 8 1574 May 15, 2012
by pcbolt
Clock Accuracy 30 4712 May 14, 2012
by HexManiac
Relays and Controlling them 9 1495 May 10, 2012
by sask55
Using Internal 8 MHz Oscillator 4 1793 May 09, 2012
by RogerFL
Powering your NerdKit 7 1412 April 27, 2012
by Ralphxyz
output pin is 2.5v when low 7 1324 April 27, 2012
by BobaMosfet
Lm317 vs lm317t 2 2298 April 26, 2012
by BobaMosfet
nOOb looking for additional explanation 6 1497 April 24, 2012
by pcbolt
Programs will not run 6 1364 April 16, 2012
by E2MicroRobots
CE EMITTER_BIAS CONFIGURATION 12 1684 April 10, 2012
by Ralphxyz
Anyone used a 2 x 20 LCD? Which one? 10 1506 April 09, 2012
by Ralphxyz
Path Lights controller 2 1289 April 04, 2012
by pcbolt
Frequency Response and stability, how do you determine if your system is stable 7 1436 April 02, 2012
by Akeshish
Very fundamental problem of operating with out a ground?? 11 1654 April 02, 2012
by sask55
line-level output, regulator ICs and op-amps?? 3 1486 April 01, 2012
by JamesFysh
Question on LCD screen 5 1381 March 30, 2012
by billtaichi
Is this Capaciator Good 4 1364 March 29, 2012
by mongo
Oscilloscopes (for the umpteenth time) 5 2698 March 29, 2012
by mongo
Basic Electronics Tutorial to Complement Nerdkits? 5 1981 March 26, 2012
by Ralphxyz
PIR motion sensor to trigger home wireless camera problems 4 3158 March 23, 2012
by 6ofhalfdozen
Ground connector on power supplies?? 3 1482 March 15, 2012
by Ralphxyz
Why TC negative connected to ground 3 1617 March 15, 2012
by mongo
Digital servo issues! 9 1718 March 15, 2012
by Rick_S
Brushless motor control 16 2084 March 12, 2012
by hevans
Windows not detecting device 3 1277 March 10, 2012
by hevans
Voltage throught MCU 5 1231 March 05, 2012
by Ralphxyz
Ignition Coil Driver 16 13978 March 02, 2012
by RevMoses
Rotary Encoder pinout (and other questions I am sure) 8 4446 March 02, 2012
by Ralphxyz
Why do you pass a MIC Vout through a capacitor? 12 5575 March 01, 2012
by hevans
Up and running... 3 1129 March 01, 2012
by dvdsnyd
9v to vcc survivable? 5 1451 February 26, 2012
by RogerFL
Accurate AREF for accurate ADC voltage readings 4 1769 February 26, 2012
by carlhako
Problem with code (2 inputs) 12 1329 February 24, 2012
by Rick_S
programming lcd trubs 7 1364 February 19, 2012
by raccoons
17 super bright white LEDs at the same time...SAFE?! 5 1890 February 18, 2012
by Rick_S
Oscilloscope 15 2830 February 18, 2012
by Osarus
How far away can a LM34 be? 16 5332 February 14, 2012
by dcarter777
Need help understanding a relay schematic 4 2434 February 14, 2012
by Ralphxyz
It's true, we forget... 18 1515 February 12, 2012
by Farmerjoecoledge
Very Basic Batteries in a Series Question 12 4062 February 09, 2012
by mongo
Data transmission 3 1850 February 08, 2012
by amartinez
PowerLineCommunication(PLC) vs Wireless 3 1755 February 05, 2012
by mongo
CAPACITIVE POWER SUPPLY 6 2660 February 04, 2012
by met_fredrik
ADC reads fluctuating voltage when nothing is connected! 2 1365 February 03, 2012
by BobaMosfet
connencting two ics to port 3 1185 January 31, 2012
by tchilzer2
H bridge questions 6 1521 January 27, 2012
by tchilzer2
Voltage Regulators and Efficiency... 3 1563 January 24, 2012
by JimFrederickson
Voltage Drop when LEDs Flash 8 1714 January 23, 2012
by Rocket_Man_Jeff
LED Array - Wall power problems 14 1831 January 19, 2012
by sask55
How to measure floating (isolated) high DC voltage? 5 3739 January 17, 2012
by jfbrink
Mysteries of Capaciators in Reverse 9 1669 January 15, 2012
by Rick_S
Source of power? 19 1652 January 13, 2012
by mongo
symbol defined please? 4 1780 January 13, 2012
by sonicgadgets
Best zero cross detection IC 14 9338 January 07, 2012
by met_fredrik
How hot is too hot for the voltage regulator 3 1401 January 06, 2012
by boxvic
Basic LED circuit properties 8 1621 January 06, 2012
by boxvic
Getting Started 3 1401 January 05, 2012
by Stretch
Source of randomness for the hardware RNG 20 1989 January 02, 2012
by bodangly
SMD reflow 16 2214 December 27, 2011
by boxvic
kirchhoff's voltage law... 3 1451 December 25, 2011
by jbolfiil
Phase Shifter or time delay circuit? 7 1889 December 23, 2011
by BobaMosfet
Potentiometer 8 2007 December 23, 2011
by huzbum
Fun with Op-Amps 3 2559 December 22, 2011
by treymd
Do I need an H-Bridge? 14 1779 December 19, 2011
by n1cl3
Need Diode Data Sheets 2 1599 December 07, 2011
by BobaMosfet
Odessy of the minds 5 1698 December 05, 2011
by BobaMosfet
Having trouble uploading my program keep getting this error: Any ideas anyone. Thanks 2 1283 November 27, 2011
by sazD
Initial Load 2 1653 November 27, 2011
by missle3944
Using pushbuttons to increment position of servo 4 1910 November 23, 2011
by SpaceGhost
Yellow USB wire problem 15 2647 November 22, 2011
by Ralphxyz
Speakers with LEDs that light with the music 4 1773 November 14, 2011
by mongo
Strange behaviour with a DC motor 18 4919 November 10, 2011
by jfbrink
Servo Squitter Project 13 1603 November 09, 2011
by Heed
how do i run a program 4 1336 November 08, 2011
by Heed
Help!!! my grades are in jeopordy 3 1413 November 07, 2011
by Heed
Motor control question 2 1375 November 04, 2011
by hevans
Help driving a high voltage Piezo 6 3643 November 02, 2011
by buffetrand
9V transformer more like ~15V 2 1546 October 31, 2011
by hevans
Tick Tock Clock question about which pins and long load times from DASA. 1 1425 October 25, 2011
by apphilosophy
Why is reversing polarity a bad thing? 26 39551 October 24, 2011
by glendon
Measuring Capacitance 9 2607 October 24, 2011
by Ralphxyz
9 VDC 1000mA to much? 4 1615 October 21, 2011
by mongo
Hardware/software oscilloscope? 7 2419 October 19, 2011
by cyberion
R-2R ladder using random crap resistors 25 10115 October 16, 2011
by sask55
RxD / TxD Questions 10 3232 October 13, 2011
by Twarter369
Basic Electrical Toggle Switch question.. 5 1671 October 07, 2011
by scottmc94
Piezo Buzzer - help 6 1609 October 03, 2011
by scottmc94
Program Upload Error with initialload 17 1356 September 30, 2011
by nerdgirl
I'm Curious About The Breadboard 2 1402 September 27, 2011
by BobaMosfet
Any games for Learning Electronics? 12 5632 September 21, 2011
by sask55
Help re-purposing A Palm M100 Portable Keyboard. 3 2498 September 18, 2011
by Twarter369
I just bought a Oscilloscope!! 57 18188 September 16, 2011
by dgikuljot
Digital Multimeter will not show resistance! 12 3409 September 16, 2011
by bretm
Something fast and with a lot of memory... 5 1377 September 16, 2011
by 6ofhalfdozen
595 Shift Array, BC337 Transistor and Solenoid 9 3847 September 14, 2011
by BobaMosfet
4 Transistor H-Bridge Fail 46 6373 September 10, 2011
by bretm
Nerdkit/Arduino with EL wire 34 4841 September 10, 2011
by Ralphxyz
Question about frequency and duty cycles on a multimeter 9 1699 September 01, 2011
by BobaMosfet
Dim LED 3 1400 August 23, 2011
by Rocket_Man_Jeff
Embedding Multi-Core Processors 17 1739 August 23, 2011
by Twarter369
Easy Transistor Question 4 1994 August 20, 2011
by jimmyw404
Daisy chaining MC74MC595 Shift Registers 13 2817 August 18, 2011
by Ralphxyz
Building a coil?? 12 2862 August 12, 2011
by Ralphxyz
Programming the micro-controller 9 1678 July 26, 2011
by Rick_S
Advice needed for further projects with my nerdkit 3 1456 July 22, 2011
by codenamejupiterx
more questions about tempsensor.c code 4 1218 July 22, 2011
by codenamejupiterx
tempsensor.c code question 3 1218 July 22, 2011
by codenamejupiterx
Which way does electricity flow? Positive-to-Negative or Vice Versa? 5 11331 July 22, 2011
by rboggs10
Converting input signal for ADC, impedance matching? 7 2110 July 20, 2011
by BobaMosfet
my lcd went blank except a little line that looks like a cursor 2 1468 July 20, 2011
by codenamejupiterx
Temperature project unclear explanation of error in uncompiled code 5 1551 July 20, 2011
by codenamejupiterx
make file errors on initialload.c 6 1504 July 17, 2011
by Ralphxyz
Error: "Maybe it isn't a butterfly/AVR109 but a AVR910 device?" 3 3002 July 17, 2011
by codenamejupiterx
the make file cant locate the libnerdkits 3 1414 July 17, 2011
by codenamejupiterx
avr macpack 3 1434 July 16, 2011
by codenamejupiterx
acd with 2 inputs? 18 1613 July 14, 2011
by Ralphxyz
Electro-magnetism. Concept check. 14 1567 July 13, 2011
by BobaMosfet
Battery clip wires 3 1337 July 10, 2011
by codenamejupiterx
Electronics advice needed 3 1243 July 10, 2011
by codenamejupiterx
I cant get my lcd to work 5 1290 July 10, 2011
by codenamejupiterx
2-ROW LCD Only Displaying 2 Rows of 8 dark blocks.... 3 1608 July 10, 2011
by gcharris
Help Please **** I can only use a 9v battrey sent by Nerdkits 35 1982 July 03, 2011
by wintersdb
Switching Ground with a transistor 12 8752 June 28, 2011
by dgikuljot
Powering I2C remote device? 3 1590 June 27, 2011
by Ralphxyz
rechargeable battery for project 2 1506 June 23, 2011
by BobaMosfet
TTL ULN2038 Question 40 2878 June 17, 2011
by Rick_S
Circuit board for monophonic signal generator 1 1777 June 15, 2011
by kayrock
4 Channel Voltage and Current Monitor 3 1693 June 15, 2011
by gcharris
"-U": The system could not find the file specified ERROR 6 1622 June 08, 2011
by pgdsmca
LCD Only showing 2 black Lines ????? 7 1769 June 06, 2011
by mja
A couple of questions 3 1396 June 06, 2011
by Ralphxyz
How much should I strip? 3 1332 June 01, 2011
by mongo
How do I interface a Parallel-In Serial Out Shift Register with my microcontroller? 8 1824 June 01, 2011
by hevans
Motor Control/MCU power bus 5 1470 May 30, 2011
by esoderberg
How do I use two Serial or Parallel-in/serial out shift registers together? 2 1807 May 29, 2011
by Rick_S
Digital Input Question 4 1510 May 28, 2011
by frankdwest
PCB arrived 20 1567 May 25, 2011
by Ralphxyz
Save state data to EEPROM with power cutoff capacitor value? 4 2116 May 24, 2011
by gcharris
Calculating bypass capacitor 6 10994 May 19, 2011
by Ralphxyz
What shift register should I buy? 4 2081 May 09, 2011
by Noter
IR current 6 1867 May 05, 2011
by missle3944
Turning on COmputer without Switch 39 2445 May 04, 2011
by hariharan
Heat sensors 21 2425 May 04, 2011
by Hexorg
error 1 2 1517 May 02, 2011
by hevans
Transistor vs mosfet 13 7181 May 01, 2011
by Noter
PCB trace width calculator 3 2595 April 24, 2011
by esoderberg
OLED display 10 1992 April 23, 2011
by Rick_S
Power Supplies 17 2937 April 22, 2011
by BobBolinger
LCD & battery&USB 4 1382 April 22, 2011
by Ralphxyz
Amperage Multiplyer 6 1824 April 21, 2011
by Rick_S
ADC Theremin Help... 1 1439 April 20, 2011
by jasongillikin
RF and oscoliscope 2 1840 April 19, 2011
by mongo
Connecting to external control voltages 4 1680 April 19, 2011
by bretm
IR current question 7 1540 April 18, 2011
by BobaMosfet
What is the purpose of the resistor in this power supply? 4 2105 April 17, 2011
by rajabalu21
Not meeting input Voltage Threshold, amplify? and Do I need a buffer? (Button input, LED output) 14 1979 April 14, 2011
by bretm
USB cable issues (maybe fried) 7 1812 April 10, 2011
by uml_12
Basic projects 3 1593 April 09, 2011
by mongo
REFLOW oven 22 3592 April 07, 2011
by Rick_S
Why 5 volts is most widely used? 10 6605 April 07, 2011
by bretm
unexpected MCU rebooting 82 4397 April 05, 2011
by sask55
REFLOW Soldering 3 2046 April 05, 2011
by Ralphxyz
Setting baudrate for bluetooth connectivity 1 1767 March 31, 2011
by AbhishekBhat
Oscilation circuits 8 3638 March 30, 2011
by bretm
Black Display on LCD 6 1756 March 28, 2011
by Druidman
32kHz clock 2 1647 March 28, 2011
by Rick_S
Debouncing and External Interrupts 9 5823 March 27, 2011
by Mujda
Geiger Counter Schematic Help 3 5248 March 18, 2011
by mongo
Thermocouples, relays, and fun!!! 12 2899 March 16, 2011
by mongo
LCD problem 3 1660 March 08, 2011
by Ralphxyz
How do I determine the throw characteristics of a Relay 8 2413 March 08, 2011
by bretm
ATMega168 Microcontroller simple relay with timer examIple 3 2398 March 01, 2011
by Rick_S
Why does my LED light if i so much as get near the circuit 3 1683 February 26, 2011
by nckomodo
Using a 555 IC instead of a Crystal Oscillator? 6 3130 February 26, 2011
by Ralphxyz
Pushbutton on off code 3 2226 February 26, 2011
by amartinez
Why does my led light without the battery? 2 2351 February 26, 2011
by hevans
24 volt DC to 12 volt DC 6 7232 February 25, 2011
by JKITSON
How to Switch a Solenoid? 11 4252 February 23, 2011
by Ralphxyz
Farads and Capacitors 8 2906 February 23, 2011
by Ralphxyz
How much to switch a relay? 3 4569 February 19, 2011
by Lusitania
My first Impression 6 1818 February 16, 2011
by devinsbusiness
Understanding battery life 3 2822 February 16, 2011
by devinsbusiness
Power Supply for LED's 4 2727 February 13, 2011
by sask55
Using Devices With Different Voltages 11 2185 February 05, 2011
by BobaMosfet
High voltage lines 26 3405 February 02, 2011
by mongo
USB 3 1651 February 02, 2011
by Jalex
Ultrasonic thickness gauge with the NerdKit; interference form capacitance? 12 2347 February 02, 2011
by Jalex
Alternating LED circuit 4 2166 February 02, 2011
by Rick_S
Powering a Stepper Motor 5 2887 January 31, 2011
by il1019
Affordable oscilloscopes 43 9157 January 27, 2011
by BStory
"And"gate unfinished thought 2 1549 January 27, 2011
by Hexorg
replace MCU? 30 5676 January 26, 2011
by Jalex
Using a thermometer with the nerdkits microcontroller. 17 2131 January 25, 2011
by Ralphxyz
Multimeter! 12 3742 January 25, 2011
by Jalex
Generate a steady DC level from PWM signal 9 2762 January 25, 2011
by Jalex
My LED Cube so far 25 6273 January 24, 2011
by Keyster
what is a butterfly in hardwaring 3 2646 January 22, 2011
by Rick_S
USing Calculator as Keypad 5 2053 January 18, 2011
by dgikuljot
Counting 5 1434 January 18, 2011
by Jalex
How do I calculate the cutoff frequency...? 3 4709 January 17, 2011
by bretm
Programming 5 2077 January 14, 2011
by Ralphxyz
Induction loop actuator 7 2472 January 11, 2011
by Yourself
Begining 7 2153 January 09, 2011
by Jalex
Is Single-bit Memory Cell Diagram on Pg 14 Correct? 6 2642 January 09, 2011
by pacnwdude
uninterrupted power supply for NerdKit project 4 2384 January 09, 2011
by mrobbins
RFB12B ... what are all this terms? >_< 5 1650 January 09, 2011
by mrobbins
UART operating at 3.3V 1 2027 January 06, 2011
by Mujda
Data input voltage 6 2306 January 03, 2011
by Rick_S
MOSFET Question 7 2237 December 31, 2010
by Keyster
Transistor as a switch 5 2007 December 29, 2010
by Hexorg
Resistors 5 2531 December 28, 2010
by georgio
Problem with NPN Phototransistor 16 6169 December 28, 2010
by Ralphxyz
Problem with Voltage Regulator? 14 2203 December 28, 2010
by BobaMosfet
Relay ratings 2 1840 December 24, 2010
by mongo
Do LEDs need a series resistor to limit the current? 27 14121 December 19, 2010
by mongo
Safe, Easy and Inexpensive way to Control AC Power 3 1796 December 17, 2010
by mongo
Power Rectifier 7 2043 December 15, 2010
by Hexorg
Limitation of a battery on the NerdKit 18 3307 December 14, 2010
by danuke
This a decent oscilloscope? 8 2268 December 14, 2010
by danuke
Do resistors in series really add up? 8 3096 December 14, 2010
by danuke
Falstad circuit emulator in Java 1 2464 December 09, 2010
by bretm
L293 H-Bridge 15 3030 December 05, 2010
by devinsbusiness
Spark when using a flyback diode 3 2881 December 04, 2010
by Wheresmind
INA118 -- Instrumentation Amplifier 8 3363 December 02, 2010
by BobaMosfet
angular position sensors and multiplexing 9 2568 November 29, 2010
by d3adl0ck3
Solar cells in parallell, but no additional amperage 11 2988 November 24, 2010
by BobaMosfet
Op-amp not working 6 3125 November 24, 2010
by BobaMosfet
Python questions 4 2732 November 21, 2010
by tkopriva
CE Amp design 5 1865 November 12, 2010
by BobaMosfet
Is it possible to re-use parts from household appliances? 5 2222 November 05, 2010
by mongo
Confirming MCU clock is functioning 8 1872 November 05, 2010
by Mujda
PC4 not working?! 8 1548 November 04, 2010
by hapshetsut
Amplifiers 4 1869 October 30, 2010
by Ralphxyz
supplying power and controlling 12V motors/fans 3 2552 October 12, 2010
by JerseyGun
Transistors Versus Diodes 4 2637 October 04, 2010
by Scythium
radio interference from NerdKit 11 1826 September 27, 2010
by Rob56
USB cable and Bluetooth dongle ... 9 4925 September 14, 2010
by Ralphxyz
solar project with light sensors 7 2365 September 11, 2010
by akajester
QFP and dreadboard 2 2103 September 02, 2010
by bretm
Getting power to the spinning part... 5 2287 August 31, 2010
by Hexorg
Need help with electronics using a op-amp 21 7398 August 30, 2010
by Ralphxyz
morse code decoder 2 2563 August 26, 2010
by jonathan_m
Connecting to Computer 3 2315 August 25, 2010
by awesome
555 astable on breadboard 12 3647 August 22, 2010
by mongo
Digital Sound Recording System Need Help!! 1 1899 August 20, 2010
by xc2rx
Use 4 digit LED display using fewest possible outputs 2 2295 August 19, 2010
by hevans
mosfet 3 1871 August 13, 2010
by hevans
Good material on learning electronics. 8 2043 August 11, 2010
by TexanBackpacker
MCU Clock Implementation 2 1708 August 06, 2010
by Rick_S
Servo causes MCU to reset 4 2575 August 02, 2010
by mrobbins
More batteries = more voltage? 3 2708 July 23, 2010
by mongo
Building a motor driver/ESC for AC motor. 10 5421 July 09, 2010
by Ralphxyz
Using LM741 amp in the Piezoelectric Sound Meter Project 7 3105 July 02, 2010
by mongo
Electro Cardio Gram 4 2536 June 21, 2010
by Ralphxyz
How do I read very low voltages with the Nerdkit please? (0 to 20.0 mV) 3 1781 June 12, 2010
by Wobbler
Voltage Regulator 20 3045 June 10, 2010
by Ralphxyz
Converting Battery power to Wall Plug-in... 2 2956 June 09, 2010
by mongo
Bipolar and MOSFET transistors 3 3098 June 09, 2010
by CyberGod
high side mosfet led multiplexing 5 3000 June 07, 2010
by gnkarn
tempsensor, LM34DZ, specs. 4 2233 June 07, 2010
by BobaMosfet
Some questions (temp sensor + button) 4 1749 June 06, 2010
by Kafke
TSSOP IC! 4 2155 June 03, 2010
by mrobbins
AVcc 2 2538 May 31, 2010
by hevans
Serial Comm. vs. Clock frequency 2 1931 May 31, 2010
by hevans
Cable Driver 2 1672 May 31, 2010
by mongo
Best 9V adapter to use 2 1974 May 28, 2010
by mongo
Unidirectional microphones 5 2187 May 27, 2010
by mongo
Servo question 3 1914 May 27, 2010
by Rick_S
Understanding the clock rate and the crystal 4 2236 May 27, 2010
by hevans
Generic 120VAC adapters (transformers) 7 2041 May 27, 2010
by DavidinLA
p-channel mosfet not turning off. 3 3100 May 23, 2010
by gnkarn
Getting my head around MOSFET's 9 5583 May 21, 2010
by hevans
Chinese Solenoid 15 2099 May 10, 2010
by treymd
avrisp mkii circuit 4 3182 May 09, 2010
by BobaMosfet
4 to 16 decoder 4 1977 May 09, 2010
by mongo
Powering Nerdkit using Super Capacitor 5 5057 May 07, 2010
by rajabalu21
Simple Power Switch 6 1782 May 05, 2010
by avicell
I can haz speed! 3 2067 April 27, 2010
by Hexorg
LCD backlight control via MCU 5 3181 April 27, 2010
by mjswan
Temperature sensor and buzzer 2 2655 April 21, 2010
by bretm
Help with choosing the right resistor 10 3181 April 18, 2010
by Farmerjoecoledge
Electric field in a resistor 6 4222 April 15, 2010
by bretm
Resistor 4 1691 April 15, 2010
by mongo
MCU digital input pins 3 1581 April 15, 2010
by CyberGod
The Complete Electronics Guide 1 2130 April 09, 2010
by Shanytc
usbasp ISP Programmer 7 6901 April 04, 2010
by ese
Fun with capacitors! (And a question or 2) 4 3624 March 28, 2010
by carlhako
Laptop ground safety question 3 2160 March 27, 2010
by ese
LM34 R-C Damper 5 2453 March 24, 2010
by BobaMosfet
NerdKits & USB 5 2168 March 23, 2010
by treymd
Jumpers/headers on the cheap 1 1798 March 23, 2010
by treymd
Stepper Motor - Stepping Stone 19 3401 March 23, 2010
by ese
constant system reset 3 1654 March 23, 2010
by treymd
Cheap Components (If you're willign to wait) 5 2122 March 22, 2010
by Phrank916
When powering an inverter, my LCD becomes blank 32 2871 March 17, 2010
by mongo
Another adventure with usbasp ISP - No signal on MISO? 3 2563 March 17, 2010
by Frozenlock
What is -VS? 6 2890 March 17, 2010
by Ralphxyz
Free MIT lectures! 1 3598 March 04, 2010
by treymd
Using MCU to connect two wires 3 2165 March 03, 2010
by nrotstan
Why no Capacitors used on Oscillator? 15 5243 March 02, 2010
by Chaosrider
Found part, but don't know if I can use it 3 1942 March 02, 2010
by Solorbob
Deciphering power resistors 11 2220 March 01, 2010
by BobaMosfet
Quick mosfet question -- grounding other battery? 3 1932 March 01, 2010
by nrotstan
Understanding LEDs 16 3434 March 01, 2010
by michaeldallas
What's the part I need? 5 1910 February 27, 2010
by Hexorg
How to convert 6V rechargeable NiCd to 5V regulated to power NerdKit 5 7786 February 23, 2010
by rajabalu21
Too much power? 14 2587 February 23, 2010
by BobaMosfet
5v to 3v using nerdkit parts? 16 3159 February 21, 2010
by peabo
Why is the crystal connected to GND in every schematics, but not in the NerdKit? 7 2475 February 20, 2010
by BobaMosfet
Piezo over-voltage 15 7284 February 18, 2010
by Rick_S
Serial port interface circuit 2 2866 February 17, 2010
by mongo
OBDII project 3 1990 February 17, 2010
by Mike
Voltage Divider, Do the resistors heat up? 9 3572 February 16, 2010
by treymd
usbasp ISP Programmer - MCU getting HOT! 17 3871 February 13, 2010
by BobaMosfet
Digital pots 5 2077 January 31, 2010
by sepeters
Problem with power from 8.6V wallwort - Help! 14 2157 January 25, 2010
by sepeters
YAWWT (Yet Another Wall Wart Thread) 10 3173 January 23, 2010
by treymd
How to stop a flip flop counter from... hum.... counting? 4 3050 January 19, 2010
by mongo
Anyone heard of this Budget Soldering Station? 5 3931 January 15, 2010
by Phrank916
Resistors and Ohms Law / Kirchoff's Laws 2 2299 January 09, 2010
by Rick_S
Power a piezo with a ceramic resonator 10 3692 January 08, 2010
by mrobbins
Using Piezzo Buzzer to produce Ultrasound? 4 5553 January 02, 2010
by toric5
Pin14 ..Malfuntion 25 2784 January 01, 2010
by Farmerjoecoledge
Run from USB? 3 2151 December 27, 2009
by jgauthier
Servo Signal Noise 2 1785 December 24, 2009
by BobaMosfet
MOSFET Problem on Constant current source 9 4215 December 21, 2009
by BobaMosfet
How to Buy a MultiMeter-- Lesson Learned 8 7822 December 10, 2009
by georgio
Relays and transistors 12 6022 December 09, 2009
by BobaMosfet
Continuity or just plain connect? 16 4851 December 09, 2009
by Rick_S
IR Detector 7 3583 November 23, 2009
by mrobbins
14.7465 to 20.0000 mhz 10 2703 November 19, 2009
by mikedoug
Debug with lcd 6 2517 November 16, 2009
by Farmerjoecoledge
ATMega328p processor 2 2364 November 15, 2009
by tech20
Understanding output pin characteristics 4 2079 November 13, 2009
by mrobbins
Schematics for LED Heart Project? 12 3860 November 12, 2009
by mikedoug
Current draw observations - driving LEDs with PINs 6 2375 November 07, 2009
by rusirius
How do you wire a transistor (2N7000 or 2N3904) 7 32704 October 30, 2009
by BobaMosfet
DIY header unit 2 2656 October 10, 2009
by rusirius
Thermostat Logging 6 3262 October 09, 2009
by luke
Understanding transistors 6 3625 October 08, 2009
by mikedoug
Power from USB: current limiter with an op-amp 8 6851 October 07, 2009
by mikedoug
Currant booster 3 1856 October 07, 2009
by Farmerjoecoledge
Witch two wires 5 2615 September 11, 2009
by mrobbins
Difference between ATmega8 and ATmega168? 4 7219 August 27, 2009
by hevans
Which LED? 14 2517 August 10, 2009
by BobaMosfet
Evil battery polarity +/- understanding the basics 7 3351 August 07, 2009
by mongo
pull up, pull down resistors 7 13779 August 05, 2009
by wayward
Why do we need a resistor going from the contrast pin to the ground? 8 6882 August 05, 2009
by BobaMosfet
Current vs Voltage on a circuit 17 4070 August 05, 2009
by BobaMosfet
Power MOSFET - Understanding and headaches 4 3629 July 07, 2009
by sector0
Reset switch for circuit 3 2330 June 27, 2009
by sector0
Online circuit simulator/intuition builder 2 25702 June 16, 2009
by TBNK
I don't understand the cap on the MC power supply 12 2635 June 12, 2009
by luisgarciaalanis
what resistors to use when connecting a new IC 5 2414 June 01, 2009
by luisgarciaalanis
wallwart safety? 4 2403 May 31, 2009
by luisgarciaalanis
Tired of draining 9V batteries? Cheap and easy to set up Lab DC Power Supply 2 3016 May 31, 2009
by luisgarciaalanis
Dimming LCD Problem 6 2345 May 06, 2009
by paulip

Create a Thread

Please log in to create a thread.

Did you know that you can read diagnostic data from some cars with a NerdKit? Learn more...