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 8309 July 27, 2019
by BobaMosfet
mosfet control during start up 5 7875 June 08, 2017
by BobaMosfet
Turn Vac on when tool turns on 7 6652 April 12, 2016
by Ralphxyz
USBasp Help! 3 5537 October 22, 2015
by sask55
Would someone explain Proximity Sensor? 19 7734 May 04, 2015
by mongo
Need to replace Wall Watt 16 5001 May 02, 2015
by Ralphxyz
Connecting Mosfet 10 4738 April 10, 2015
by Noter
My new 3D Printer 44 20298 April 07, 2015
by Rick_S
AtMega 644 2 4790 September 06, 2014
by Rick_S
Switching between +5v and -5V 2 3900 August 07, 2014
by Rick_S
Are there hobby printers for my microproccessor? 4 4460 June 02, 2014
by JKITSON
Automated programming mode? 9 4804 April 08, 2014
by Rick_S
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 5 4415 January 30, 2014
by BobaMosfet
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 1 4340 January 28, 2014
by lailai
What kind of error is this? 4 4301 January 23, 2014
by Noter
How to double a DC voltage? 20 11564 January 12, 2014
by JKITSON
Is the code the driver? 2 3998 January 12, 2014
by Ralphxyz
Miniature headers 6 4389 January 01, 2014
by Ralphxyz
BLDC 8 4408 December 23, 2013
by esoderberg
I need help finding a terminal. 17 4920 November 26, 2013
by Rick_S
GLCD SPI problems 14 8240 November 10, 2013
by andyi
Moving on... 7 4259 November 08, 2013
by Pr0ject
Power supply questions 4 5675 October 31, 2013
by sask55
OLED 4 3950 October 29, 2013
by esoderberg
Thermocouple wiring?? 19 15745 September 22, 2013
by sask55
Opto Interrupter once again 14 8528 September 19, 2013
by scootergarrett
FFC/FPC connection ideas? 4 4415 September 10, 2013
by Ralphxyz
A3977 Stepper Motor Driver 42 11280 September 02, 2013
by Ralphxyz
USB cable specifications 7 5754 August 29, 2013
by Noter
Help with reading UART Stream on mac 9 4848 August 27, 2013
by Affarram
XMEGA Breakout 8 5228 August 26, 2013
by JKITSON
Can someone help me with LDOs? 5 3987 August 21, 2013
by BobaMosfet
lower voltage of sensor output LM335 5 4657 August 20, 2013
by Osarus
TQFP ATmega 168 capacitors 6 4683 August 01, 2013
by scootergarrett
Stepper Motor Programming 154 10786 July 21, 2013
by sask55
Low Voltage Level Translator That Fits the MCU and Breadboard 63 15400 June 18, 2013
by Noter
Two Wrongs Make it Right 3 3914 May 22, 2013
by meltbox360
accurate time for a real time clock 5 4594 April 08, 2013
by pcbolt
Using diode to drop voltage 12 65450 March 27, 2013
by Ralphxyz
Cannot understand the pins 3 3805 March 27, 2013
by oshjdf
Since it is kinda slow around here I thought I'd ask .... 6 4259 March 15, 2013
by sask55
What is the purpose of 1000 ohm resistor for LCD's pin 3? 10 8387 March 14, 2013
by mongo
Current vs Voltage 8 5327 March 14, 2013
by sask55
Control LED Stripes with 2N7000 MOSFET 3 4995 March 09, 2013
by lnino
Electric current 2 3732 March 08, 2013
by Ralphxyz
How to power up Sim908 module? 4 6735 March 07, 2013
by Ralphxyz
Limiting battery discharge? 12 9289 March 03, 2013
by mongo
feeding a 7805 with 24VDC for <25mA output? 11 8742 February 28, 2013
by BobaMosfet
Control electronic door opener 15 4830 February 24, 2013
by lnino
Relay Question 27 8055 February 19, 2013
by Noter
Rotary Encoder how to?? 21 7721 February 15, 2013
by BobaMosfet
Unipolar Stepper motor with ULN2003A, 4 5233 February 11, 2013
by Ralphxyz
Introductory circuit design books 2 5179 January 30, 2013
by pcbolt
Anyone know how to program an 8052 MCU? 8 4880 January 03, 2013
by BobaMosfet
Higher power supplies with ATMega168 (running higher voltage devices with lower powered ground) 4 4426 December 30, 2012
by BobaMosfet
edX Free MIT online course 4 5092 December 22, 2012
by pcbolt
handling microprocessor and static eletricity 22 4392 December 18, 2012
by JKITSON
Voltage Divider (Resistors) 9 5284 December 17, 2012
by GenHornet18
iphone-controlled R/C car project 2 3866 November 26, 2012
by JimFrederickson
Wire broke off in LCD pin 6 3954 November 26, 2012
by gsjbjt
Where to buy individual oscillators 8 4452 November 26, 2012
by Pew446
Need help using a 5v relay to trip a 12v relay 9 9781 November 18, 2012
by carlhako
SPI slave clock 6 4626 October 27, 2012
by Ralphxyz
Flow of Electricity through this circuit 8 4056 October 26, 2012
by RogerFL
Why pick a crystal frequency of 14.7456 MHz? 16 30302 October 23, 2012
by Noter
NPN circuit connection quandry 4 4615 September 24, 2012
by edb
Simple I/O circuit 4 4265 September 23, 2012
by wadaltmon
Flow of Electricity through this circuit 1 4045 September 21, 2012
by Davda
Flow of Electricity through this circuit 1 3735 September 21, 2012
by Davda
LED - Common Anode 8 Segment Display 13 6410 September 20, 2012
by pcbolt
Can I Power the ATmega168 with 3.3 V? 4 4281 September 20, 2012
by karam
Measuring PWM Duty Cycle 6 6564 September 13, 2012
by dan_engbers
Electronics simulation 8 4912 August 31, 2012
by Chris100
LED Sign Help - How to control words 26 7004 August 27, 2012
by Rick_S
Help me on my learning path please :) 4 4177 August 20, 2012
by rblalock
louder sound 2 3933 August 18, 2012
by mongo
connector or cable for LCD display? 4 4111 August 13, 2012
by missle3944
Powering L.E.Ds 5 4272 August 09, 2012
by BobaMosfet
Wires in U.K 5 4770 August 08, 2012
by mikey6879
Bluetooth Please HELP! 3 4681 July 29, 2012
by Ralphxyz
Stepper Motor Motor Speed Control 13 7574 July 25, 2012
by sask55
Anything wrong with adding a large bypass capacitor? 6 7302 July 25, 2012
by bretm
Stepper Motor Direction Control 12 5071 July 21, 2012
by live4the1
Using Usbasp for attiny25 36 22527 July 21, 2012
by lnino
um help 6 3780 July 20, 2012
by Rick_S
Stepper Motor L298N/L297N controller 3 4797 July 18, 2012
by Ralphxyz
help me 11 4638 July 03, 2012
by Rick_S
Crystal Oscillator question 2 4058 July 02, 2012
by pcbolt
This will lead to more questions, how to use 20 volt battery to power projects and motors? 9 5315 June 24, 2012
by Ralphxyz
HELP 3 3818 June 24, 2012
by Ralphxyz
Controlling Stepper Motors 35 14663 June 21, 2012
by mcguinnessdr
Geomagnetic vectors with a magnetoresistive sensor? 1 3935 June 19, 2012
by lcruz007
PT100 temperature sensor reading 1 5794 June 17, 2012
by RogerFL
Programmable current source 6 5744 June 14, 2012
by JamesFysh
Increase range of an IR LED. 4 5441 June 11, 2012
by mongo
HELP 6 4136 June 11, 2012
by mikeduff76
Running motor through the mircocontroller 8 4478 June 09, 2012
by mongo
How can I detect the signal from a key fob? 15 49750 May 24, 2012
by Ralphxyz
i need a code 8 4543 May 15, 2012
by pcbolt
Clock Accuracy 30 9164 May 14, 2012
by HexManiac
Relays and Controlling them 9 4489 May 10, 2012
by sask55
Using Internal 8 MHz Oscillator 4 4758 May 09, 2012
by RogerFL
Powering your NerdKit 7 4371 April 27, 2012
by Ralphxyz
output pin is 2.5v when low 7 4377 April 27, 2012
by BobaMosfet
Lm317 vs lm317t 2 7562 April 26, 2012
by BobaMosfet
nOOb looking for additional explanation 6 4800 April 24, 2012
by pcbolt
Programs will not run 6 4194 April 16, 2012
by E2MicroRobots
CE EMITTER_BIAS CONFIGURATION 12 4892 April 10, 2012
by Ralphxyz
Anyone used a 2 x 20 LCD? Which one? 10 4578 April 09, 2012
by Ralphxyz
Path Lights controller 2 4107 April 04, 2012
by pcbolt
Frequency Response and stability, how do you determine if your system is stable 7 4241 April 02, 2012
by Akeshish
Very fundamental problem of operating with out a ground?? 11 4757 April 02, 2012
by sask55
line-level output, regulator ICs and op-amps?? 3 4356 April 01, 2012
by JamesFysh
Question on LCD screen 5 4362 March 30, 2012
by billtaichi
Is this Capaciator Good 4 4300 March 29, 2012
by mongo
Oscilloscopes (for the umpteenth time) 5 5568 March 29, 2012
by mongo
Basic Electronics Tutorial to Complement Nerdkits? 5 5198 March 26, 2012
by Ralphxyz
PIR motion sensor to trigger home wireless camera problems 4 8918 March 23, 2012
by 6ofhalfdozen
Ground connector on power supplies?? 3 4437 March 15, 2012
by Ralphxyz
Why TC negative connected to ground 3 5558 March 15, 2012
by mongo
Digital servo issues! 9 4927 March 15, 2012
by Rick_S
Brushless motor control 16 5304 March 12, 2012
by hevans
Windows not detecting device 3 4103 March 10, 2012
by hevans
Voltage throught MCU 5 4065 March 05, 2012
by Ralphxyz
Ignition Coil Driver 16 19812 March 02, 2012
by RevMoses
Rotary Encoder pinout (and other questions I am sure) 8 11563 March 02, 2012
by Ralphxyz
Why do you pass a MIC Vout through a capacitor? 12 20609 March 01, 2012
by hevans
Up and running... 3 3874 March 01, 2012
by dvdsnyd
9v to vcc survivable? 5 4555 February 26, 2012
by RogerFL
Accurate AREF for accurate ADC voltage readings 4 4855 February 26, 2012
by carlhako
Problem with code (2 inputs) 12 4136 February 24, 2012
by Rick_S
programming lcd trubs 7 4178 February 19, 2012
by raccoons
17 super bright white LEDs at the same time...SAFE?! 5 4913 February 18, 2012
by Rick_S
Oscilloscope 15 6172 February 18, 2012
by Osarus
How far away can a LM34 be? 16 10499 February 14, 2012
by dcarter777
Need help understanding a relay schematic 4 5357 February 14, 2012
by Ralphxyz
It's true, we forget... 18 4541 February 12, 2012
by Farmerjoecoledge
Very Basic Batteries in a Series Question 12 10893 February 09, 2012
by mongo
Data transmission 3 5122 February 08, 2012
by amartinez
PowerLineCommunication(PLC) vs Wireless 3 4902 February 05, 2012
by mongo
CAPACITIVE POWER SUPPLY 6 6352 February 04, 2012
by met_fredrik
ADC reads fluctuating voltage when nothing is connected! 2 4326 February 03, 2012
by BobaMosfet
connencting two ics to port 3 3965 January 31, 2012
by tchilzer2
H bridge questions 6 4647 January 27, 2012
by tchilzer2
Voltage Regulators and Efficiency... 3 4469 January 24, 2012
by JimFrederickson
Voltage Drop when LEDs Flash 8 4822 January 23, 2012
by Rocket_Man_Jeff
LED Array - Wall power problems 14 5065 January 19, 2012
by sask55
How to measure floating (isolated) high DC voltage? 5 8151 January 17, 2012
by jfbrink
Mysteries of Capaciators in Reverse 9 4734 January 15, 2012
by Rick_S
Source of power? 19 4793 January 13, 2012
by mongo
symbol defined please? 4 4611 January 13, 2012
by sonicgadgets
Best zero cross detection IC 14 17627 January 07, 2012
by met_fredrik
How hot is too hot for the voltage regulator 3 4391 January 06, 2012
by boxvic
Basic LED circuit properties 8 4685 January 06, 2012
by boxvic
Getting Started 3 4197 January 05, 2012
by Stretch
Source of randomness for the hardware RNG 20 5375 January 02, 2012
by bodangly
SMD reflow 16 5442 December 27, 2011
by boxvic
kirchhoff's voltage law... 3 4402 December 25, 2011
by jbolfiil
Phase Shifter or time delay circuit? 7 5114 December 23, 2011
by BobaMosfet
Potentiometer 8 5926 December 23, 2011
by huzbum
Fun with Op-Amps 3 6240 December 22, 2011
by treymd
Do I need an H-Bridge? 14 5337 December 19, 2011
by n1cl3
Odessy of the minds 5 4621 December 05, 2011
by BobaMosfet
Having trouble uploading my program keep getting this error: Any ideas anyone. Thanks 2 4004 November 27, 2011
by sazD
Initial Load 2 4676 November 27, 2011
by missle3944
Using pushbuttons to increment position of servo 4 5242 November 23, 2011
by SpaceGhost
Yellow USB wire problem 15 6057 November 22, 2011
by Ralphxyz
Speakers with LEDs that light with the music 4 4738 November 14, 2011
by mongo
Strange behaviour with a DC motor 18 9771 November 10, 2011
by jfbrink
Servo Squitter Project 13 4459 November 09, 2011
by Heed
how do i run a program 4 4067 November 08, 2011
by Heed
Help!!! my grades are in jeopordy 3 4295 November 07, 2011
by Heed
Motor control question 2 4099 November 04, 2011
by hevans
Help driving a high voltage Piezo 6 9598 November 02, 2011
by buffetrand
9V transformer more like ~15V 2 4312 October 31, 2011
by hevans
Tick Tock Clock question about which pins and long load times from DASA. 1 4226 October 25, 2011
by apphilosophy
Why is reversing polarity a bad thing? 26 95529 October 24, 2011
by glendon
Measuring Capacitance 9 5759 October 24, 2011
by Ralphxyz
9 VDC 1000mA to much? 4 4380 October 21, 2011
by mongo
Hardware/software oscilloscope? 7 6096 October 19, 2011
by cyberion
R-2R ladder using random crap resistors 25 22341 October 16, 2011
by sask55
RxD / TxD Questions 10 7457 October 13, 2011
by Twarter369
Basic Electrical Toggle Switch question.. 5 4473 October 07, 2011
by scottmc94
Piezo Buzzer - help 6 4358 October 03, 2011
by scottmc94
Program Upload Error with initialload 17 4592 September 30, 2011
by nerdgirl
I'm Curious About The Breadboard 2 4170 September 27, 2011
by BobaMosfet
Any games for Learning Electronics? 12 13169 September 21, 2011
by sask55
Help re-purposing A Palm M100 Portable Keyboard. 3 5782 September 18, 2011
by Twarter369
I just bought a Oscilloscope!! 57 24139 September 16, 2011
by dgikuljot
Digital Multimeter will not show resistance! 12 12785 September 16, 2011
by bretm
Something fast and with a lot of memory... 5 4083 September 16, 2011
by 6ofhalfdozen
595 Shift Array, BC337 Transistor and Solenoid 9 7614 September 14, 2011
by BobaMosfet
4 Transistor H-Bridge Fail 46 13495 September 10, 2011
by bretm
Nerdkit/Arduino with EL wire 34 8721 September 10, 2011
by Ralphxyz
Question about frequency and duty cycles on a multimeter 9 5191 September 01, 2011
by BobaMosfet
Dim LED 3 4036 August 23, 2011
by Rocket_Man_Jeff
Embedding Multi-Core Processors 17 4551 August 23, 2011
by Twarter369
Easy Transistor Question 4 5171 August 20, 2011
by jimmyw404
Daisy chaining MC74MC595 Shift Registers 13 6883 August 18, 2011
by Ralphxyz
Building a coil?? 12 6862 August 12, 2011
by Ralphxyz
Programming the micro-controller 9 4464 July 26, 2011
by Rick_S
Advice needed for further projects with my nerdkit 3 4132 July 22, 2011
by codenamejupiterx
more questions about tempsensor.c code 4 3942 July 22, 2011
by codenamejupiterx
tempsensor.c code question 3 3894 July 22, 2011
by codenamejupiterx
Which way does electricity flow? Positive-to-Negative or Vice Versa? 5 23805 July 22, 2011
by rboggs10
Converting input signal for ADC, impedance matching? 7 5204 July 20, 2011
by BobaMosfet
my lcd went blank except a little line that looks like a cursor 2 4622 July 20, 2011
by codenamejupiterx
Temperature project unclear explanation of error in uncompiled code 5 4320 July 20, 2011
by codenamejupiterx
make file errors on initialload.c 6 4376 July 17, 2011
by Ralphxyz
Error: "Maybe it isn't a butterfly/AVR109 but a AVR910 device?" 3 7161 July 17, 2011
by codenamejupiterx
the make file cant locate the libnerdkits 3 4007 July 17, 2011
by codenamejupiterx
avr macpack 3 4418 July 16, 2011
by codenamejupiterx
acd with 2 inputs? 18 4312 July 14, 2011
by Ralphxyz
Electro-magnetism. Concept check. 14 4437 July 13, 2011
by BobaMosfet
Battery clip wires 3 3978 July 10, 2011
by codenamejupiterx
Electronics advice needed 3 3835 July 10, 2011
by codenamejupiterx
I cant get my lcd to work 5 4153 July 10, 2011
by codenamejupiterx
2-ROW LCD Only Displaying 2 Rows of 8 dark blocks.... 3 4379 July 10, 2011
by gcharris
Help Please **** I can only use a 9v battrey sent by Nerdkits 35 4759 July 03, 2011
by wintersdb
Switching Ground with a transistor 12 24969 June 28, 2011
by dgikuljot
Powering I2C remote device? 3 4361 June 27, 2011
by Ralphxyz
rechargeable battery for project 2 4567 June 23, 2011
by BobaMosfet
TTL ULN2038 Question 40 6616 June 17, 2011
by Rick_S
Circuit board for monophonic signal generator 1 4575 June 15, 2011
by kayrock
4 Channel Voltage and Current Monitor 3 4631 June 15, 2011
by gcharris
"-U": The system could not find the file specified ERROR 6 4570 June 08, 2011
by pgdsmca
LCD Only showing 2 black Lines ????? 7 5043 June 06, 2011
by mja
A couple of questions 3 4233 June 06, 2011
by Ralphxyz
How much should I strip? 3 4329 June 01, 2011
by mongo
How do I interface a Parallel-In Serial Out Shift Register with my microcontroller? 8 4791 June 01, 2011
by hevans
Motor Control/MCU power bus 5 4207 May 30, 2011
by esoderberg
How do I use two Serial or Parallel-in/serial out shift registers together? 2 4527 May 29, 2011
by Rick_S
Digital Input Question 4 4287 May 28, 2011
by frankdwest
PCB arrived 20 4212 May 25, 2011
by Ralphxyz
Save state data to EEPROM with power cutoff capacitor value? 4 4849 May 24, 2011
by gcharris
Calculating bypass capacitor 6 23695 May 19, 2011
by Ralphxyz
What shift register should I buy? 4 4801 May 09, 2011
by Noter
IR current 6 4582 May 05, 2011
by missle3944
Turning on COmputer without Switch 39 5261 May 04, 2011
by hariharan
Heat sensors 21 5599 May 04, 2011
by Hexorg
error 1 2 4093 May 02, 2011
by hevans
Transistor vs mosfet 13 12244 May 01, 2011
by Noter
PCB trace width calculator 3 5689 April 24, 2011
by esoderberg
OLED display 10 5378 April 23, 2011
by Rick_S
Power Supplies 17 5970 April 22, 2011
by BobBolinger
LCD & battery&USB 4 4101 April 22, 2011
by Ralphxyz
Amperage Multiplyer 6 4819 April 21, 2011
by Rick_S
ADC Theremin Help... 1 4154 April 20, 2011
by jasongillikin
RF and oscoliscope 2 5254 April 19, 2011
by mongo
Connecting to external control voltages 4 4228 April 19, 2011
by bretm
IR current question 7 4277 April 18, 2011
by BobaMosfet
What is the purpose of the resistor in this power supply? 4 5099 April 17, 2011
by rajabalu21
Not meeting input Voltage Threshold, amplify? and Do I need a buffer? (Button input, LED output) 14 5277 April 14, 2011
by bretm
USB cable issues (maybe fried) 7 4601 April 10, 2011
by uml_12
Basic projects 3 4261 April 09, 2011
by mongo
REFLOW oven 22 7191 April 07, 2011
by Rick_S
Why 5 volts is most widely used? 10 14302 April 07, 2011
by bretm
unexpected MCU rebooting 82 9164 April 05, 2011
by sask55
REFLOW Soldering 3 5104 April 05, 2011
by Ralphxyz
Setting baudrate for bluetooth connectivity 1 4511 March 31, 2011
by AbhishekBhat
Oscilation circuits 8 6864 March 30, 2011
by bretm
Black Display on LCD 6 4494 March 28, 2011
by Druidman
32kHz clock 2 4181 March 28, 2011
by Rick_S
Debouncing and External Interrupts 9 11293 March 27, 2011
by Mujda
Geiger Counter Schematic Help 3 11660 March 18, 2011
by mongo
Thermocouples, relays, and fun!!! 12 6365 March 16, 2011
by mongo
LCD problem 3 4587 March 08, 2011
by Ralphxyz
How do I determine the throw characteristics of a Relay 8 5138 March 08, 2011
by bretm
ATMega168 Microcontroller simple relay with timer examIple 3 5273 March 01, 2011
by Rick_S
Why does my LED light if i so much as get near the circuit 3 4289 February 26, 2011
by nckomodo
Using a 555 IC instead of a Crystal Oscillator? 6 7833 February 26, 2011
by Ralphxyz
Pushbutton on off code 3 5208 February 26, 2011
by amartinez
Why does my led light without the battery? 2 5118 February 26, 2011
by hevans
24 volt DC to 12 volt DC 6 12199 February 25, 2011
by JKITSON
How to Switch a Solenoid? 11 8797 February 23, 2011
by Ralphxyz
Farads and Capacitors 8 5807 February 23, 2011
by Ralphxyz
How much to switch a relay? 3 9281 February 19, 2011
by Lusitania
My first Impression 6 4660 February 16, 2011
by devinsbusiness
Understanding battery life 3 5944 February 16, 2011
by devinsbusiness
Power Supply for LED's 4 5562 February 13, 2011
by sask55
Using Devices With Different Voltages 11 5203 February 05, 2011
by BobaMosfet
High voltage lines 26 7286 February 02, 2011
by mongo
USB 3 4258 February 02, 2011
by Jalex
Ultrasonic thickness gauge with the NerdKit; interference form capacitance? 12 5277 February 02, 2011
by Jalex
Alternating LED circuit 4 5148 February 02, 2011
by Rick_S
Powering a Stepper Motor 5 6483 January 31, 2011
by il1019
Affordable oscilloscopes 43 14384 January 27, 2011
by BStory
"And"gate unfinished thought 2 4367 January 27, 2011
by Hexorg
replace MCU? 30 9351 January 26, 2011
by Jalex
Using a thermometer with the nerdkits microcontroller. 17 4927 January 25, 2011
by Ralphxyz
Multimeter! 12 7185 January 25, 2011
by Jalex
Generate a steady DC level from PWM signal 9 5849 January 25, 2011
by Jalex
My LED Cube so far 25 10632 January 24, 2011
by Keyster
what is a butterfly in hardwaring 3 5687 January 22, 2011
by Rick_S
USing Calculator as Keypad 5 5118 January 18, 2011
by dgikuljot
Counting 5 4298 January 18, 2011
by Jalex
How do I calculate the cutoff frequency...? 3 8812 January 17, 2011
by bretm
Programming 5 5136 January 14, 2011
by Ralphxyz
Induction loop actuator 7 5370 January 11, 2011
by Yourself
Begining 7 5461 January 09, 2011
by Jalex
Is Single-bit Memory Cell Diagram on Pg 14 Correct? 6 5847 January 09, 2011
by pacnwdude
uninterrupted power supply for NerdKit project 4 5199 January 09, 2011
by mrobbins
RFB12B ... what are all this terms? >_< 5 4479 January 09, 2011
by mrobbins
UART operating at 3.3V 1 5036 January 06, 2011
by Mujda
Data input voltage 6 5037 January 03, 2011
by Rick_S
MOSFET Question 7 5182 December 31, 2010
by Keyster
Transistor as a switch 5 5197 December 29, 2010
by Hexorg
Resistors 5 5514 December 28, 2010
by georgio
Problem with NPN Phototransistor 16 10394 December 28, 2010
by Ralphxyz
Problem with Voltage Regulator? 14 5415 December 28, 2010
by BobaMosfet
Relay ratings 2 4744 December 24, 2010
by mongo
Do LEDs need a series resistor to limit the current? 27 19938 December 19, 2010
by mongo
Safe, Easy and Inexpensive way to Control AC Power 3 4607 December 17, 2010
by mongo
Power Rectifier 7 4999 December 15, 2010
by Hexorg
Limitation of a battery on the NerdKit 18 7113 December 14, 2010
by danuke
This a decent oscilloscope? 8 4988 December 14, 2010
by danuke
Do resistors in series really add up? 8 6329 December 14, 2010
by danuke
Falstad circuit emulator in Java 1 5788 December 09, 2010
by bretm
L293 H-Bridge 15 6422 December 05, 2010
by devinsbusiness
Spark when using a flyback diode 3 6637 December 04, 2010
by Wheresmind
INA118 -- Instrumentation Amplifier 8 6782 December 02, 2010
by BobaMosfet
angular position sensors and multiplexing 9 5694 November 29, 2010
by d3adl0ck3
Solar cells in parallell, but no additional amperage 11 6271 November 24, 2010
by BobaMosfet
Op-amp not working 6 6562 November 24, 2010
by BobaMosfet
Python questions 4 5535 November 21, 2010
by tkopriva
CE Amp design 5 5026 November 12, 2010
by BobaMosfet
Is it possible to re-use parts from household appliances? 5 4932 November 05, 2010
by mongo
Confirming MCU clock is functioning 8 4821 November 05, 2010
by Mujda
PC4 not working?! 8 4654 November 04, 2010
by hapshetsut
Amplifiers 4 4677 October 30, 2010
by Ralphxyz
supplying power and controlling 12V motors/fans 3 5530 October 12, 2010
by JerseyGun
Transistors Versus Diodes 4 5586 October 04, 2010
by Scythium
radio interference from NerdKit 11 4691 September 27, 2010
by Rob56
USB cable and Bluetooth dongle ... 9 9318 September 14, 2010
by Ralphxyz
solar project with light sensors 7 5211 September 11, 2010
by akajester
QFP and dreadboard 2 5111 September 02, 2010
by bretm
Getting power to the spinning part... 5 5009 August 31, 2010
by Hexorg
Need help with electronics using a op-amp 21 12779 August 30, 2010
by Ralphxyz
morse code decoder 2 5118 August 26, 2010
by jonathan_m
Connecting to Computer 3 5040 August 25, 2010
by awesome
555 astable on breadboard 12 6576 August 22, 2010
by mongo
Digital Sound Recording System Need Help!! 1 4685 August 20, 2010
by xc2rx
Use 4 digit LED display using fewest possible outputs 2 5177 August 19, 2010
by hevans
mosfet 3 4470 August 13, 2010
by hevans
Good material on learning electronics. 8 5440 August 11, 2010
by TexanBackpacker
MCU Clock Implementation 2 4347 August 06, 2010
by Rick_S
Servo causes MCU to reset 4 6928 August 02, 2010
by mrobbins
More batteries = more voltage? 3 6227 July 23, 2010
by mongo
Building a motor driver/ESC for AC motor. 10 9532 July 09, 2010
by Ralphxyz
Using LM741 amp in the Piezoelectric Sound Meter Project 7 6741 July 02, 2010
by mongo
Electro Cardio Gram 4 5577 June 21, 2010
by Ralphxyz
How do I read very low voltages with the Nerdkit please? (0 to 20.0 mV) 3 4430 June 12, 2010
by Wobbler
Voltage Regulator 20 6099 June 10, 2010
by Ralphxyz
Converting Battery power to Wall Plug-in... 2 5647 June 09, 2010
by mongo
Bipolar and MOSFET transistors 3 6283 June 09, 2010
by CyberGod
high side mosfet led multiplexing 5 5980 June 07, 2010
by gnkarn
tempsensor, LM34DZ, specs. 4 5181 June 07, 2010
by BobaMosfet
Some questions (temp sensor + button) 4 4412 June 06, 2010
by Kafke
TSSOP IC! 4 5154 June 03, 2010
by mrobbins
AVcc 2 5409 May 31, 2010
by hevans
Serial Comm. vs. Clock frequency 2 4606 May 31, 2010
by hevans
Cable Driver 2 4318 May 31, 2010
by mongo
Best 9V adapter to use 2 4667 May 28, 2010
by mongo
Unidirectional microphones 5 4974 May 27, 2010
by mongo
Servo question 3 4461 May 27, 2010
by Rick_S
Understanding the clock rate and the crystal 4 5128 May 27, 2010
by hevans
Generic 120VAC adapters (transformers) 7 4994 May 27, 2010
by DavidinLA
p-channel mosfet not turning off. 3 6649 May 23, 2010
by gnkarn
Getting my head around MOSFET's 9 11409 May 21, 2010
by hevans
Chinese Solenoid 15 4919 May 10, 2010
by treymd
avrisp mkii circuit 4 6196 May 09, 2010
by BobaMosfet
4 to 16 decoder 4 4521 May 09, 2010
by mongo
Powering Nerdkit using Super Capacitor 5 9720 May 07, 2010
by rajabalu21
Simple Power Switch 6 4624 May 05, 2010
by avicell
I can haz speed! 3 4959 April 27, 2010
by Hexorg
LCD backlight control via MCU 5 6446 April 27, 2010
by mjswan
Temperature sensor and buzzer 2 5283 April 21, 2010
by bretm
Help with choosing the right resistor 10 6369 April 18, 2010
by Farmerjoecoledge
Electric field in a resistor 6 10924 April 15, 2010
by bretm
Resistor 4 4328 April 15, 2010
by mongo
MCU digital input pins 3 4525 April 15, 2010
by CyberGod
The Complete Electronics Guide 1 4778 April 09, 2010
by Shanytc
usbasp ISP Programmer 7 10671 April 04, 2010
by ese
Fun with capacitors! (And a question or 2) 4 6766 March 28, 2010
by carlhako
Laptop ground safety question 3 4833 March 27, 2010
by ese
LM34 R-C Damper 5 6371 March 24, 2010
by BobaMosfet
NerdKits & USB 5 5140 March 23, 2010
by treymd
Jumpers/headers on the cheap 1 4406 March 23, 2010
by treymd
Stepper Motor - Stepping Stone 19 6451 March 23, 2010
by ese
constant system reset 3 4338 March 23, 2010
by treymd
Cheap Components (If you're willign to wait) 5 5104 March 22, 2010
by Phrank916
When powering an inverter, my LCD becomes blank 32 6123 March 17, 2010
by mongo
Another adventure with usbasp ISP - No signal on MISO? 3 5438 March 17, 2010
by Frozenlock
What is -VS? 6 8450 March 17, 2010
by Ralphxyz
Free MIT lectures! 1 6265 March 04, 2010
by treymd
Using MCU to connect two wires 3 5287 March 03, 2010
by nrotstan
Why no Capacitors used on Oscillator? 15 9867 March 02, 2010
by Chaosrider
Found part, but don't know if I can use it 3 4690 March 02, 2010
by Solorbob
Deciphering power resistors 11 5125 March 01, 2010
by BobaMosfet
Quick mosfet question -- grounding other battery? 3 4460 March 01, 2010
by nrotstan
Understanding LEDs 16 7593 March 01, 2010
by michaeldallas
What's the part I need? 5 4603 February 27, 2010
by Hexorg
How to convert 6V rechargeable NiCd to 5V regulated to power NerdKit 5 11619 February 23, 2010
by rajabalu21
Too much power? 14 5384 February 23, 2010
by BobaMosfet
5v to 3v using nerdkit parts? 16 6034 February 21, 2010
by peabo
Why is the crystal connected to GND in every schematics, but not in the NerdKit? 7 5965 February 20, 2010
by BobaMosfet
Piezo over-voltage 15 13335 February 18, 2010
by Rick_S
Serial port interface circuit 2 5534 February 17, 2010
by mongo
OBDII project 3 4617 February 17, 2010
by Mike
Voltage Divider, Do the resistors heat up? 9 8094 February 16, 2010
by treymd
usbasp ISP Programmer - MCU getting HOT! 17 7313 February 13, 2010
by BobaMosfet
Digital pots 5 4840 January 31, 2010
by sepeters
Problem with power from 8.6V wallwort - Help! 14 5110 January 25, 2010
by sepeters
YAWWT (Yet Another Wall Wart Thread) 10 5982 January 23, 2010
by treymd
How to stop a flip flop counter from... hum.... counting? 4 7336 January 19, 2010
by mongo
Anyone heard of this Budget Soldering Station? 5 7536 January 15, 2010
by Phrank916
Resistors and Ohms Law / Kirchoff's Laws 2 5404 January 09, 2010
by Rick_S
Power a piezo with a ceramic resonator 10 7083 January 08, 2010
by mrobbins
Using Piezzo Buzzer to produce Ultrasound? 4 10862 January 02, 2010
by toric5
Pin14 ..Malfuntion 25 5736 January 01, 2010
by Farmerjoecoledge
Run from USB? 3 5002 December 27, 2009
by jgauthier
Servo Signal Noise 2 4495 December 24, 2009
by BobaMosfet
MOSFET Problem on Constant current source 9 7832 December 21, 2009
by BobaMosfet
How to Buy a MultiMeter-- Lesson Learned 8 11309 December 10, 2009
by georgio
Relays and transistors 12 9313 December 09, 2009
by BobaMosfet
Continuity or just plain connect? 16 9387 December 09, 2009
by Rick_S
IR Detector 7 8783 November 23, 2009
by mrobbins
14.7465 to 20.0000 mhz 10 5588 November 19, 2009
by mikedoug
Debug with lcd 6 5541 November 16, 2009
by Farmerjoecoledge
ATMega328p processor 2 5056 November 15, 2009
by tech20
Understanding output pin characteristics 4 4889 November 13, 2009
by mrobbins
Schematics for LED Heart Project? 12 6770 November 12, 2009
by mikedoug
Current draw observations - driving LEDs with PINs 6 5166 November 07, 2009
by rusirius
How do you wire a transistor (2N7000 or 2N3904) 7 48516 October 30, 2009
by BobaMosfet
DIY header unit 2 5401 October 10, 2009
by rusirius
Thermostat Logging 6 7007 October 09, 2009
by luke
Understanding transistors 6 6734 October 08, 2009
by mikedoug
Power from USB: current limiter with an op-amp 8 10619 October 07, 2009
by mikedoug
Currant booster 3 4540 October 07, 2009
by Farmerjoecoledge
Witch two wires 5 5540 September 11, 2009
by mrobbins
Difference between ATmega8 and ATmega168? 4 13475 August 27, 2009
by hevans
Which LED? 14 5296 August 10, 2009
by BobaMosfet
Evil battery polarity +/- understanding the basics 7 6265 August 07, 2009
by mongo
pull up, pull down resistors 7 17703 August 05, 2009
by wayward
Why do we need a resistor going from the contrast pin to the ground? 8 11544 August 05, 2009
by BobaMosfet
Current vs Voltage on a circuit 17 7468 August 05, 2009
by BobaMosfet
Power MOSFET - Understanding and headaches 4 6868 July 07, 2009
by sector0
Reset switch for circuit 3 5209 June 27, 2009
by sector0
Online circuit simulator/intuition builder 2 31835 June 16, 2009
by TBNK
I don't understand the cap on the MC power supply 12 6321 June 12, 2009
by luisgarciaalanis
what resistors to use when connecting a new IC 5 5086 June 01, 2009
by luisgarciaalanis
wallwart safety? 4 5231 May 31, 2009
by luisgarciaalanis
Tired of draining 9V batteries? Cheap and easy to set up Lab DC Power Supply 2 5722 May 31, 2009
by luisgarciaalanis
Dimming LCD Problem 6 5063 May 06, 2009
by paulip

Create a Thread

Please log in to create a thread.

Did you know that interrupts can be used to trigger pieces of code when events happen? Learn more...