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 8697 July 27, 2019
by BobaMosfet
mosfet control during start up 5 8109 June 08, 2017
by BobaMosfet
Turn Vac on when tool turns on 7 6849 April 12, 2016
by Ralphxyz
USBasp Help! 3 5749 October 22, 2015
by sask55
Would someone explain Proximity Sensor? 19 7967 May 04, 2015
by mongo
Need to replace Wall Watt 16 5263 May 02, 2015
by Ralphxyz
Connecting Mosfet 10 4929 April 10, 2015
by Noter
My new 3D Printer 44 20492 April 07, 2015
by Rick_S
AtMega 644 2 5003 September 06, 2014
by Rick_S
Switching between +5v and -5V 2 4053 August 07, 2014
by Rick_S
Are there hobby printers for my microproccessor? 4 4696 June 02, 2014
by JKITSON
Automated programming mode? 9 4982 April 08, 2014
by Rick_S
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 5 4566 January 30, 2014
by BobaMosfet
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 1 4579 January 28, 2014
by lailai
What kind of error is this? 4 4420 January 23, 2014
by Noter
How to double a DC voltage? 20 11771 January 12, 2014
by JKITSON
Is the code the driver? 2 4266 January 12, 2014
by Ralphxyz
Miniature headers 6 4524 January 01, 2014
by Ralphxyz
BLDC 8 4588 December 23, 2013
by esoderberg
I need help finding a terminal. 17 5156 November 26, 2013
by Rick_S
GLCD SPI problems 14 8438 November 10, 2013
by andyi
Moving on... 7 4398 November 08, 2013
by Pr0ject
Power supply questions 4 5927 October 31, 2013
by sask55
OLED 4 4154 October 29, 2013
by esoderberg
Thermocouple wiring?? 19 16091 September 22, 2013
by sask55
Opto Interrupter once again 14 8798 September 19, 2013
by scootergarrett
FFC/FPC connection ideas? 4 4589 September 10, 2013
by Ralphxyz
A3977 Stepper Motor Driver 42 11521 September 02, 2013
by Ralphxyz
USB cable specifications 7 6037 August 29, 2013
by Noter
Help with reading UART Stream on mac 9 5066 August 27, 2013
by Affarram
XMEGA Breakout 8 5435 August 26, 2013
by JKITSON
Can someone help me with LDOs? 5 4137 August 21, 2013
by BobaMosfet
lower voltage of sensor output LM335 5 4808 August 20, 2013
by Osarus
TQFP ATmega 168 capacitors 6 4835 August 01, 2013
by scootergarrett
Stepper Motor Programming 154 11067 July 21, 2013
by sask55
Low Voltage Level Translator That Fits the MCU and Breadboard 63 15714 June 18, 2013
by Noter
Two Wrongs Make it Right 3 4122 May 22, 2013
by meltbox360
accurate time for a real time clock 5 4740 April 08, 2013
by pcbolt
Using diode to drop voltage 12 65977 March 27, 2013
by Ralphxyz
Cannot understand the pins 3 3943 March 27, 2013
by oshjdf
Since it is kinda slow around here I thought I'd ask .... 6 4459 March 15, 2013
by sask55
What is the purpose of 1000 ohm resistor for LCD's pin 3? 10 8623 March 14, 2013
by mongo
Current vs Voltage 8 5556 March 14, 2013
by sask55
Control LED Stripes with 2N7000 MOSFET 3 5157 March 09, 2013
by lnino
Electric current 2 3935 March 08, 2013
by Ralphxyz
How to power up Sim908 module? 4 6874 March 07, 2013
by Ralphxyz
Limiting battery discharge? 12 9570 March 03, 2013
by mongo
feeding a 7805 with 24VDC for <25mA output? 11 9013 February 28, 2013
by BobaMosfet
Control electronic door opener 15 4995 February 24, 2013
by lnino
Relay Question 27 8242 February 19, 2013
by Noter
Rotary Encoder how to?? 21 7912 February 15, 2013
by BobaMosfet
Unipolar Stepper motor with ULN2003A, 4 5419 February 11, 2013
by Ralphxyz
Introductory circuit design books 2 5316 January 30, 2013
by pcbolt
Anyone know how to program an 8052 MCU? 8 5068 January 03, 2013
by BobaMosfet
Higher power supplies with ATMega168 (running higher voltage devices with lower powered ground) 4 4681 December 30, 2012
by BobaMosfet
edX Free MIT online course 4 5296 December 22, 2012
by pcbolt
handling microprocessor and static eletricity 22 4645 December 18, 2012
by JKITSON
Voltage Divider (Resistors) 9 5478 December 17, 2012
by GenHornet18
iphone-controlled R/C car project 2 4004 November 26, 2012
by JimFrederickson
Wire broke off in LCD pin 6 4096 November 26, 2012
by gsjbjt
Where to buy individual oscillators 8 4584 November 26, 2012
by Pew446
Need help using a 5v relay to trip a 12v relay 9 9992 November 18, 2012
by carlhako
SPI slave clock 6 4784 October 27, 2012
by Ralphxyz
Flow of Electricity through this circuit 8 4189 October 26, 2012
by RogerFL
Why pick a crystal frequency of 14.7456 MHz? 16 30880 October 23, 2012
by Noter
NPN circuit connection quandry 4 4759 September 24, 2012
by edb
Simple I/O circuit 4 4410 September 23, 2012
by wadaltmon
Flow of Electricity through this circuit 1 4202 September 21, 2012
by Davda
Flow of Electricity through this circuit 1 3876 September 21, 2012
by Davda
LED - Common Anode 8 Segment Display 13 6655 September 20, 2012
by pcbolt
Can I Power the ATmega168 with 3.3 V? 4 4421 September 20, 2012
by karam
Measuring PWM Duty Cycle 6 6794 September 13, 2012
by dan_engbers
Electronics simulation 8 5060 August 31, 2012
by Chris100
LED Sign Help - How to control words 26 7169 August 27, 2012
by Rick_S
Help me on my learning path please :) 4 4323 August 20, 2012
by rblalock
louder sound 2 4100 August 18, 2012
by mongo
connector or cable for LCD display? 4 4315 August 13, 2012
by missle3944
Powering L.E.Ds 5 4443 August 09, 2012
by BobaMosfet
Wires in U.K 5 4916 August 08, 2012
by mikey6879
Bluetooth Please HELP! 3 4820 July 29, 2012
by Ralphxyz
Stepper Motor Motor Speed Control 13 7760 July 25, 2012
by sask55
Anything wrong with adding a large bypass capacitor? 6 7459 July 25, 2012
by bretm
Stepper Motor Direction Control 12 5241 July 21, 2012
by live4the1
Using Usbasp for attiny25 36 22746 July 21, 2012
by lnino
um help 6 3914 July 20, 2012
by Rick_S
Stepper Motor L298N/L297N controller 3 4949 July 18, 2012
by Ralphxyz
help me 11 4801 July 03, 2012
by Rick_S
Crystal Oscillator question 2 4199 July 02, 2012
by pcbolt
This will lead to more questions, how to use 20 volt battery to power projects and motors? 9 5491 June 24, 2012
by Ralphxyz
HELP 3 3951 June 24, 2012
by Ralphxyz
Controlling Stepper Motors 35 14860 June 21, 2012
by mcguinnessdr
Geomagnetic vectors with a magnetoresistive sensor? 1 4058 June 19, 2012
by lcruz007
PT100 temperature sensor reading 1 5982 June 17, 2012
by RogerFL
Programmable current source 6 5965 June 14, 2012
by JamesFysh
Increase range of an IR LED. 4 5575 June 11, 2012
by mongo
HELP 6 4281 June 11, 2012
by mikeduff76
Running motor through the mircocontroller 8 4663 June 09, 2012
by mongo
How can I detect the signal from a key fob? 15 50626 May 24, 2012
by Ralphxyz
i need a code 8 4683 May 15, 2012
by pcbolt
Clock Accuracy 30 9327 May 14, 2012
by HexManiac
Relays and Controlling them 9 4642 May 10, 2012
by sask55
Using Internal 8 MHz Oscillator 4 4920 May 09, 2012
by RogerFL
Powering your NerdKit 7 4501 April 27, 2012
by Ralphxyz
output pin is 2.5v when low 7 4526 April 27, 2012
by BobaMosfet
Lm317 vs lm317t 2 7735 April 26, 2012
by BobaMosfet
nOOb looking for additional explanation 6 4939 April 24, 2012
by pcbolt
Programs will not run 6 4410 April 16, 2012
by E2MicroRobots
CE EMITTER_BIAS CONFIGURATION 12 5031 April 10, 2012
by Ralphxyz
Anyone used a 2 x 20 LCD? Which one? 10 4725 April 09, 2012
by Ralphxyz
Path Lights controller 2 4280 April 04, 2012
by pcbolt
Frequency Response and stability, how do you determine if your system is stable 7 4401 April 02, 2012
by Akeshish
Very fundamental problem of operating with out a ground?? 11 4917 April 02, 2012
by sask55
line-level output, regulator ICs and op-amps?? 3 4494 April 01, 2012
by JamesFysh
Question on LCD screen 5 4504 March 30, 2012
by billtaichi
Is this Capaciator Good 4 4449 March 29, 2012
by mongo
Oscilloscopes (for the umpteenth time) 5 5756 March 29, 2012
by mongo
Basic Electronics Tutorial to Complement Nerdkits? 5 5386 March 26, 2012
by Ralphxyz
PIR motion sensor to trigger home wireless camera problems 4 9088 March 23, 2012
by 6ofhalfdozen
Ground connector on power supplies?? 3 4590 March 15, 2012
by Ralphxyz
Why TC negative connected to ground 3 5749 March 15, 2012
by mongo
Digital servo issues! 9 5091 March 15, 2012
by Rick_S
Brushless motor control 16 5441 March 12, 2012
by hevans
Windows not detecting device 3 4236 March 10, 2012
by hevans
Voltage throught MCU 5 4249 March 05, 2012
by Ralphxyz
Ignition Coil Driver 16 20064 March 02, 2012
by RevMoses
Rotary Encoder pinout (and other questions I am sure) 8 11816 March 02, 2012
by Ralphxyz
Why do you pass a MIC Vout through a capacitor? 12 20984 March 01, 2012
by hevans
Up and running... 3 4042 March 01, 2012
by dvdsnyd
9v to vcc survivable? 5 4705 February 26, 2012
by RogerFL
Accurate AREF for accurate ADC voltage readings 4 5065 February 26, 2012
by carlhako
Problem with code (2 inputs) 12 4287 February 24, 2012
by Rick_S
programming lcd trubs 7 4356 February 19, 2012
by raccoons
17 super bright white LEDs at the same time...SAFE?! 5 5061 February 18, 2012
by Rick_S
Oscilloscope 15 6333 February 18, 2012
by Osarus
How far away can a LM34 be? 16 10817 February 14, 2012
by dcarter777
Need help understanding a relay schematic 4 5505 February 14, 2012
by Ralphxyz
It's true, we forget... 18 4690 February 12, 2012
by Farmerjoecoledge
Very Basic Batteries in a Series Question 12 11276 February 09, 2012
by mongo
Data transmission 3 5247 February 08, 2012
by amartinez
PowerLineCommunication(PLC) vs Wireless 3 5051 February 05, 2012
by mongo
CAPACITIVE POWER SUPPLY 6 6619 February 04, 2012
by met_fredrik
ADC reads fluctuating voltage when nothing is connected! 2 4537 February 03, 2012
by BobaMosfet
connencting two ics to port 3 4095 January 31, 2012
by tchilzer2
H bridge questions 6 4869 January 27, 2012
by tchilzer2
Voltage Regulators and Efficiency... 3 4609 January 24, 2012
by JimFrederickson
Voltage Drop when LEDs Flash 8 5026 January 23, 2012
by Rocket_Man_Jeff
LED Array - Wall power problems 14 5238 January 19, 2012
by sask55
How to measure floating (isolated) high DC voltage? 5 8351 January 17, 2012
by jfbrink
Mysteries of Capaciators in Reverse 9 4883 January 15, 2012
by Rick_S
Source of power? 19 5022 January 13, 2012
by mongo
symbol defined please? 4 4729 January 13, 2012
by sonicgadgets
Best zero cross detection IC 14 17955 January 07, 2012
by met_fredrik
How hot is too hot for the voltage regulator 3 4629 January 06, 2012
by boxvic
Basic LED circuit properties 8 4843 January 06, 2012
by boxvic
Getting Started 3 4324 January 05, 2012
by Stretch
Source of randomness for the hardware RNG 20 5510 January 02, 2012
by bodangly
SMD reflow 16 5609 December 27, 2011
by boxvic
kirchhoff's voltage law... 3 4579 December 25, 2011
by jbolfiil
Phase Shifter or time delay circuit? 7 5252 December 23, 2011
by BobaMosfet
Potentiometer 8 6182 December 23, 2011
by huzbum
Fun with Op-Amps 3 6422 December 22, 2011
by treymd
Do I need an H-Bridge? 14 5494 December 19, 2011
by n1cl3
Odessy of the minds 5 4775 December 05, 2011
by BobaMosfet
Having trouble uploading my program keep getting this error: Any ideas anyone. Thanks 2 4139 November 27, 2011
by sazD
Initial Load 2 4811 November 27, 2011
by missle3944
Using pushbuttons to increment position of servo 4 5507 November 23, 2011
by SpaceGhost
Yellow USB wire problem 15 6199 November 22, 2011
by Ralphxyz
Speakers with LEDs that light with the music 4 4874 November 14, 2011
by mongo
Strange behaviour with a DC motor 18 9998 November 10, 2011
by jfbrink
Servo Squitter Project 13 4609 November 09, 2011
by Heed
how do i run a program 4 4186 November 08, 2011
by Heed
Help!!! my grades are in jeopordy 3 4438 November 07, 2011
by Heed
Motor control question 2 4232 November 04, 2011
by hevans
Help driving a high voltage Piezo 6 9847 November 02, 2011
by buffetrand
9V transformer more like ~15V 2 4482 October 31, 2011
by hevans
Tick Tock Clock question about which pins and long load times from DASA. 1 4367 October 25, 2011
by apphilosophy
Why is reversing polarity a bad thing? 26 96306 October 24, 2011
by glendon
Measuring Capacitance 9 5905 October 24, 2011
by Ralphxyz
9 VDC 1000mA to much? 4 4527 October 21, 2011
by mongo
Hardware/software oscilloscope? 7 6270 October 19, 2011
by cyberion
R-2R ladder using random crap resistors 25 22805 October 16, 2011
by sask55
RxD / TxD Questions 10 7695 October 13, 2011
by Twarter369
Basic Electrical Toggle Switch question.. 5 4609 October 07, 2011
by scottmc94
Piezo Buzzer - help 6 4503 October 03, 2011
by scottmc94
Program Upload Error with initialload 17 4794 September 30, 2011
by nerdgirl
I'm Curious About The Breadboard 2 4302 September 27, 2011
by BobaMosfet
Any games for Learning Electronics? 12 13601 September 21, 2011
by sask55
Help re-purposing A Palm M100 Portable Keyboard. 3 5967 September 18, 2011
by Twarter369
I just bought a Oscilloscope!! 57 24383 September 16, 2011
by dgikuljot
Digital Multimeter will not show resistance! 12 13048 September 16, 2011
by bretm
Something fast and with a lot of memory... 5 4237 September 16, 2011
by 6ofhalfdozen
595 Shift Array, BC337 Transistor and Solenoid 9 7791 September 14, 2011
by BobaMosfet
4 Transistor H-Bridge Fail 46 13796 September 10, 2011
by bretm
Nerdkit/Arduino with EL wire 34 8895 September 10, 2011
by Ralphxyz
Question about frequency and duty cycles on a multimeter 9 5347 September 01, 2011
by BobaMosfet
Dim LED 3 4177 August 23, 2011
by Rocket_Man_Jeff
Embedding Multi-Core Processors 17 4703 August 23, 2011
by Twarter369
Easy Transistor Question 4 5328 August 20, 2011
by jimmyw404
Daisy chaining MC74MC595 Shift Registers 13 7069 August 18, 2011
by Ralphxyz
Building a coil?? 12 7095 August 12, 2011
by Ralphxyz
Programming the micro-controller 9 4608 July 26, 2011
by Rick_S
Advice needed for further projects with my nerdkit 3 4252 July 22, 2011
by codenamejupiterx
more questions about tempsensor.c code 4 4083 July 22, 2011
by codenamejupiterx
tempsensor.c code question 3 4028 July 22, 2011
by codenamejupiterx
Which way does electricity flow? Positive-to-Negative or Vice Versa? 5 24096 July 22, 2011
by rboggs10
Converting input signal for ADC, impedance matching? 7 5361 July 20, 2011
by BobaMosfet
my lcd went blank except a little line that looks like a cursor 2 4769 July 20, 2011
by codenamejupiterx
Temperature project unclear explanation of error in uncompiled code 5 4481 July 20, 2011
by codenamejupiterx
make file errors on initialload.c 6 4520 July 17, 2011
by Ralphxyz
Error: "Maybe it isn't a butterfly/AVR109 but a AVR910 device?" 3 7295 July 17, 2011
by codenamejupiterx
the make file cant locate the libnerdkits 3 4175 July 17, 2011
by codenamejupiterx
avr macpack 3 4552 July 16, 2011
by codenamejupiterx
acd with 2 inputs? 18 4534 July 14, 2011
by Ralphxyz
Electro-magnetism. Concept check. 14 4620 July 13, 2011
by BobaMosfet
Battery clip wires 3 4114 July 10, 2011
by codenamejupiterx
Electronics advice needed 3 3978 July 10, 2011
by codenamejupiterx
I cant get my lcd to work 5 4281 July 10, 2011
by codenamejupiterx
2-ROW LCD Only Displaying 2 Rows of 8 dark blocks.... 3 4524 July 10, 2011
by gcharris
Help Please **** I can only use a 9v battrey sent by Nerdkits 35 4930 July 03, 2011
by wintersdb
Switching Ground with a transistor 12 25216 June 28, 2011
by dgikuljot
Powering I2C remote device? 3 4489 June 27, 2011
by Ralphxyz
rechargeable battery for project 2 4724 June 23, 2011
by BobaMosfet
TTL ULN2038 Question 40 6806 June 17, 2011
by Rick_S
Circuit board for monophonic signal generator 1 4757 June 15, 2011
by kayrock
4 Channel Voltage and Current Monitor 3 4777 June 15, 2011
by gcharris
"-U": The system could not find the file specified ERROR 6 4689 June 08, 2011
by pgdsmca
LCD Only showing 2 black Lines ????? 7 5233 June 06, 2011
by mja
A couple of questions 3 4394 June 06, 2011
by Ralphxyz
How much should I strip? 3 4464 June 01, 2011
by mongo
How do I interface a Parallel-In Serial Out Shift Register with my microcontroller? 8 4959 June 01, 2011
by hevans
Motor Control/MCU power bus 5 4338 May 30, 2011
by esoderberg
How do I use two Serial or Parallel-in/serial out shift registers together? 2 4669 May 29, 2011
by Rick_S
Digital Input Question 4 4412 May 28, 2011
by frankdwest
PCB arrived 20 4405 May 25, 2011
by Ralphxyz
Save state data to EEPROM with power cutoff capacitor value? 4 5053 May 24, 2011
by gcharris
Calculating bypass capacitor 6 23977 May 19, 2011
by Ralphxyz
What shift register should I buy? 4 4995 May 09, 2011
by Noter
IR current 6 4712 May 05, 2011
by missle3944
Turning on COmputer without Switch 39 5416 May 04, 2011
by hariharan
Heat sensors 21 5792 May 04, 2011
by Hexorg
error 1 2 4265 May 02, 2011
by hevans
Transistor vs mosfet 13 12525 May 01, 2011
by Noter
PCB trace width calculator 3 5870 April 24, 2011
by esoderberg
OLED display 10 5574 April 23, 2011
by Rick_S
Power Supplies 17 6134 April 22, 2011
by BobBolinger
LCD & battery&USB 4 4238 April 22, 2011
by Ralphxyz
Amperage Multiplyer 6 4945 April 21, 2011
by Rick_S
ADC Theremin Help... 1 4379 April 20, 2011
by jasongillikin
RF and oscoliscope 2 5396 April 19, 2011
by mongo
Connecting to external control voltages 4 4360 April 19, 2011
by bretm
IR current question 7 4472 April 18, 2011
by BobaMosfet
What is the purpose of the resistor in this power supply? 4 5263 April 17, 2011
by rajabalu21
Not meeting input Voltage Threshold, amplify? and Do I need a buffer? (Button input, LED output) 14 5442 April 14, 2011
by bretm
USB cable issues (maybe fried) 7 4727 April 10, 2011
by uml_12
Basic projects 3 4400 April 09, 2011
by mongo
REFLOW oven 22 7337 April 07, 2011
by Rick_S
Why 5 volts is most widely used? 10 14613 April 07, 2011
by bretm
unexpected MCU rebooting 82 9345 April 05, 2011
by sask55
REFLOW Soldering 3 5316 April 05, 2011
by Ralphxyz
Setting baudrate for bluetooth connectivity 1 4691 March 31, 2011
by AbhishekBhat
Oscilation circuits 8 7029 March 30, 2011
by bretm
Black Display on LCD 6 4670 March 28, 2011
by Druidman
32kHz clock 2 4319 March 28, 2011
by Rick_S
Debouncing and External Interrupts 9 11468 March 27, 2011
by Mujda
Geiger Counter Schematic Help 3 11955 March 18, 2011
by mongo
Thermocouples, relays, and fun!!! 12 6513 March 16, 2011
by mongo
LCD problem 3 4717 March 08, 2011
by Ralphxyz
How do I determine the throw characteristics of a Relay 8 5314 March 08, 2011
by bretm
ATMega168 Microcontroller simple relay with timer examIple 3 5417 March 01, 2011
by Rick_S
Why does my LED light if i so much as get near the circuit 3 4425 February 26, 2011
by nckomodo
Using a 555 IC instead of a Crystal Oscillator? 6 8087 February 26, 2011
by Ralphxyz
Pushbutton on off code 3 5356 February 26, 2011
by amartinez
Why does my led light without the battery? 2 5292 February 26, 2011
by hevans
24 volt DC to 12 volt DC 6 12350 February 25, 2011
by JKITSON
How to Switch a Solenoid? 11 9023 February 23, 2011
by Ralphxyz
Farads and Capacitors 8 5976 February 23, 2011
by Ralphxyz
How much to switch a relay? 3 9425 February 19, 2011
by Lusitania
My first Impression 6 4822 February 16, 2011
by devinsbusiness
Understanding battery life 3 6090 February 16, 2011
by devinsbusiness
Power Supply for LED's 4 5718 February 13, 2011
by sask55
Using Devices With Different Voltages 11 5342 February 05, 2011
by BobaMosfet
High voltage lines 26 7507 February 02, 2011
by mongo
USB 3 4379 February 02, 2011
by Jalex
Ultrasonic thickness gauge with the NerdKit; interference form capacitance? 12 5430 February 02, 2011
by Jalex
Alternating LED circuit 4 5321 February 02, 2011
by Rick_S
Powering a Stepper Motor 5 6651 January 31, 2011
by il1019
Affordable oscilloscopes 43 14743 January 27, 2011
by BStory
"And"gate unfinished thought 2 4508 January 27, 2011
by Hexorg
replace MCU? 30 9543 January 26, 2011
by Jalex
Using a thermometer with the nerdkits microcontroller. 17 5074 January 25, 2011
by Ralphxyz
Multimeter! 12 7363 January 25, 2011
by Jalex
Generate a steady DC level from PWM signal 9 6011 January 25, 2011
by Jalex
My LED Cube so far 25 10794 January 24, 2011
by Keyster
what is a butterfly in hardwaring 3 5830 January 22, 2011
by Rick_S
USing Calculator as Keypad 5 5250 January 18, 2011
by dgikuljot
Counting 5 4463 January 18, 2011
by Jalex
How do I calculate the cutoff frequency...? 3 9101 January 17, 2011
by bretm
Programming 5 5324 January 14, 2011
by Ralphxyz
Induction loop actuator 7 5529 January 11, 2011
by Yourself
Begining 7 5606 January 09, 2011
by Jalex
Is Single-bit Memory Cell Diagram on Pg 14 Correct? 6 5995 January 09, 2011
by pacnwdude
uninterrupted power supply for NerdKit project 4 5337 January 09, 2011
by mrobbins
RFB12B ... what are all this terms? >_< 5 4633 January 09, 2011
by mrobbins
UART operating at 3.3V 1 5173 January 06, 2011
by Mujda
Data input voltage 6 5168 January 03, 2011
by Rick_S
MOSFET Question 7 5326 December 31, 2010
by Keyster
Transistor as a switch 5 5360 December 29, 2010
by Hexorg
Resistors 5 5720 December 28, 2010
by georgio
Problem with NPN Phototransistor 16 10611 December 28, 2010
by Ralphxyz
Problem with Voltage Regulator? 14 5575 December 28, 2010
by BobaMosfet
Relay ratings 2 4896 December 24, 2010
by mongo
Do LEDs need a series resistor to limit the current? 27 20211 December 19, 2010
by mongo
Safe, Easy and Inexpensive way to Control AC Power 3 4735 December 17, 2010
by mongo
Power Rectifier 7 6813 December 15, 2010
by Hexorg
Limitation of a battery on the NerdKit 18 7345 December 14, 2010
by danuke
This a decent oscilloscope? 8 5136 December 14, 2010
by danuke
Do resistors in series really add up? 8 6536 December 14, 2010
by danuke
Falstad circuit emulator in Java 1 5947 December 09, 2010
by bretm
L293 H-Bridge 15 6631 December 05, 2010
by devinsbusiness
Spark when using a flyback diode 3 6830 December 04, 2010
by Wheresmind
INA118 -- Instrumentation Amplifier 8 7002 December 02, 2010
by BobaMosfet
angular position sensors and multiplexing 9 5928 November 29, 2010
by d3adl0ck3
Solar cells in parallell, but no additional amperage 11 6436 November 24, 2010
by BobaMosfet
Op-amp not working 6 6722 November 24, 2010
by BobaMosfet
Python questions 4 5692 November 21, 2010
by tkopriva
CE Amp design 5 5211 November 12, 2010
by BobaMosfet
Is it possible to re-use parts from household appliances? 5 5137 November 05, 2010
by mongo
Confirming MCU clock is functioning 8 4979 November 05, 2010
by Mujda
PC4 not working?! 8 4841 November 04, 2010
by hapshetsut
Amplifiers 4 4812 October 30, 2010
by Ralphxyz
supplying power and controlling 12V motors/fans 3 5665 October 12, 2010
by JerseyGun
Transistors Versus Diodes 4 5753 October 04, 2010
by Scythium
radio interference from NerdKit 11 4857 September 27, 2010
by Rob56
USB cable and Bluetooth dongle ... 9 9499 September 14, 2010
by Ralphxyz
solar project with light sensors 7 5361 September 11, 2010
by akajester
QFP and dreadboard 2 5260 September 02, 2010
by bretm
Getting power to the spinning part... 5 5131 August 31, 2010
by Hexorg
Need help with electronics using a op-amp 21 13048 August 30, 2010
by Ralphxyz
morse code decoder 2 5246 August 26, 2010
by jonathan_m
Connecting to Computer 3 5218 August 25, 2010
by awesome
555 astable on breadboard 12 6737 August 22, 2010
by mongo
Digital Sound Recording System Need Help!! 1 4837 August 20, 2010
by xc2rx
Use 4 digit LED display using fewest possible outputs 2 5347 August 19, 2010
by hevans
mosfet 3 4614 August 13, 2010
by hevans
Good material on learning electronics. 8 5605 August 11, 2010
by TexanBackpacker
MCU Clock Implementation 2 4489 August 06, 2010
by Rick_S
Servo causes MCU to reset 4 7153 August 02, 2010
by mrobbins
More batteries = more voltage? 3 6419 July 23, 2010
by mongo
Building a motor driver/ESC for AC motor. 10 9768 July 09, 2010
by Ralphxyz
Using LM741 amp in the Piezoelectric Sound Meter Project 7 6898 July 02, 2010
by mongo
Electro Cardio Gram 4 5759 June 21, 2010
by Ralphxyz
How do I read very low voltages with the Nerdkit please? (0 to 20.0 mV) 3 4541 June 12, 2010
by Wobbler
Voltage Regulator 20 6263 June 10, 2010
by Ralphxyz
Converting Battery power to Wall Plug-in... 2 5796 June 09, 2010
by mongo
Bipolar and MOSFET transistors 3 6472 June 09, 2010
by CyberGod
high side mosfet led multiplexing 5 6127 June 07, 2010
by gnkarn
tempsensor, LM34DZ, specs. 4 5318 June 07, 2010
by BobaMosfet
Some questions (temp sensor + button) 4 4560 June 06, 2010
by Kafke
TSSOP IC! 4 5328 June 03, 2010
by mrobbins
AVcc 2 5558 May 31, 2010
by hevans
Serial Comm. vs. Clock frequency 2 4769 May 31, 2010
by hevans
Cable Driver 2 4441 May 31, 2010
by mongo
Best 9V adapter to use 2 4881 May 28, 2010
by mongo
Unidirectional microphones 5 5127 May 27, 2010
by mongo
Servo question 3 4597 May 27, 2010
by Rick_S
Understanding the clock rate and the crystal 4 5298 May 27, 2010
by hevans
Generic 120VAC adapters (transformers) 7 5136 May 27, 2010
by DavidinLA
p-channel mosfet not turning off. 3 6825 May 23, 2010
by gnkarn
Getting my head around MOSFET's 9 11704 May 21, 2010
by hevans
Chinese Solenoid 15 5111 May 10, 2010
by treymd
avrisp mkii circuit 4 6335 May 09, 2010
by BobaMosfet
4 to 16 decoder 4 4668 May 09, 2010
by mongo
Powering Nerdkit using Super Capacitor 5 9969 May 07, 2010
by rajabalu21
Simple Power Switch 6 4764 May 05, 2010
by avicell
I can haz speed! 3 5105 April 27, 2010
by Hexorg
LCD backlight control via MCU 5 6610 April 27, 2010
by mjswan
Temperature sensor and buzzer 2 5441 April 21, 2010
by bretm
Help with choosing the right resistor 10 6550 April 18, 2010
by Farmerjoecoledge
Electric field in a resistor 6 11188 April 15, 2010
by bretm
Resistor 4 4467 April 15, 2010
by mongo
MCU digital input pins 3 4652 April 15, 2010
by CyberGod
The Complete Electronics Guide 1 4962 April 09, 2010
by Shanytc
usbasp ISP Programmer 7 10833 April 04, 2010
by ese
Fun with capacitors! (And a question or 2) 4 6910 March 28, 2010
by carlhako
Laptop ground safety question 3 4987 March 27, 2010
by ese
LM34 R-C Damper 5 6563 March 24, 2010
by BobaMosfet
NerdKits & USB 5 5287 March 23, 2010
by treymd
Jumpers/headers on the cheap 1 4560 March 23, 2010
by treymd
Stepper Motor - Stepping Stone 19 6596 March 23, 2010
by ese
constant system reset 3 4479 March 23, 2010
by treymd
Cheap Components (If you're willign to wait) 5 5243 March 22, 2010
by Phrank916
When powering an inverter, my LCD becomes blank 32 6310 March 17, 2010
by mongo
Another adventure with usbasp ISP - No signal on MISO? 3 5583 March 17, 2010
by Frozenlock
What is -VS? 6 8639 March 17, 2010
by Ralphxyz
Free MIT lectures! 1 6401 March 04, 2010
by treymd
Using MCU to connect two wires 3 5477 March 03, 2010
by nrotstan
Why no Capacitors used on Oscillator? 15 10109 March 02, 2010
by Chaosrider
Found part, but don't know if I can use it 3 4898 March 02, 2010
by Solorbob
Deciphering power resistors 11 5282 March 01, 2010
by BobaMosfet
Quick mosfet question -- grounding other battery? 3 4672 March 01, 2010
by nrotstan
Understanding LEDs 16 7853 March 01, 2010
by michaeldallas
What's the part I need? 5 4784 February 27, 2010
by Hexorg
How to convert 6V rechargeable NiCd to 5V regulated to power NerdKit 5 11809 February 23, 2010
by rajabalu21
Too much power? 14 5524 February 23, 2010
by BobaMosfet
5v to 3v using nerdkit parts? 16 6201 February 21, 2010
by peabo
Why is the crystal connected to GND in every schematics, but not in the NerdKit? 7 6128 February 20, 2010
by BobaMosfet
Piezo over-voltage 15 13583 February 18, 2010
by Rick_S
Serial port interface circuit 2 5681 February 17, 2010
by mongo
OBDII project 3 4747 February 17, 2010
by Mike
Voltage Divider, Do the resistors heat up? 9 8313 February 16, 2010
by treymd
usbasp ISP Programmer - MCU getting HOT! 17 7483 February 13, 2010
by BobaMosfet
Digital pots 5 4986 January 31, 2010
by sepeters
Problem with power from 8.6V wallwort - Help! 14 5293 January 25, 2010
by sepeters
YAWWT (Yet Another Wall Wart Thread) 10 6140 January 23, 2010
by treymd
How to stop a flip flop counter from... hum.... counting? 4 7561 January 19, 2010
by mongo
Anyone heard of this Budget Soldering Station? 5 7704 January 15, 2010
by Phrank916
Resistors and Ohms Law / Kirchoff's Laws 2 5556 January 09, 2010
by Rick_S
Power a piezo with a ceramic resonator 10 7281 January 08, 2010
by mrobbins
Using Piezzo Buzzer to produce Ultrasound? 4 11084 January 02, 2010
by toric5
Pin14 ..Malfuntion 25 5910 January 01, 2010
by Farmerjoecoledge
Run from USB? 3 5136 December 27, 2009
by jgauthier
Servo Signal Noise 2 4703 December 24, 2009
by BobaMosfet
MOSFET Problem on Constant current source 9 8040 December 21, 2009
by BobaMosfet
How to Buy a MultiMeter-- Lesson Learned 8 11492 December 10, 2009
by georgio
Relays and transistors 12 9497 December 09, 2009
by BobaMosfet
Continuity or just plain connect? 16 9553 December 09, 2009
by Rick_S
IR Detector 7 9040 November 23, 2009
by mrobbins
14.7465 to 20.0000 mhz 10 5746 November 19, 2009
by mikedoug
Debug with lcd 6 5694 November 16, 2009
by Farmerjoecoledge
ATMega328p processor 2 5182 November 15, 2009
by tech20
Understanding output pin characteristics 4 5062 November 13, 2009
by mrobbins
Schematics for LED Heart Project? 12 7025 November 12, 2009
by mikedoug
Current draw observations - driving LEDs with PINs 6 5343 November 07, 2009
by rusirius
How do you wire a transistor (2N7000 or 2N3904) 7 48866 October 30, 2009
by BobaMosfet
DIY header unit 2 5539 October 10, 2009
by rusirius
Thermostat Logging 6 7171 October 09, 2009
by luke
Understanding transistors 6 6873 October 08, 2009
by mikedoug
Power from USB: current limiter with an op-amp 8 10843 October 07, 2009
by mikedoug
Currant booster 3 4686 October 07, 2009
by Farmerjoecoledge
Witch two wires 5 5672 September 11, 2009
by mrobbins
Difference between ATmega8 and ATmega168? 4 13664 August 27, 2009
by hevans
Which LED? 14 5430 August 10, 2009
by BobaMosfet
Evil battery polarity +/- understanding the basics 7 6467 August 07, 2009
by mongo
pull up, pull down resistors 7 17859 August 05, 2009
by wayward
Why do we need a resistor going from the contrast pin to the ground? 8 11786 August 05, 2009
by BobaMosfet
Current vs Voltage on a circuit 17 7709 August 05, 2009
by BobaMosfet
Power MOSFET - Understanding and headaches 4 7096 July 07, 2009
by sector0
Reset switch for circuit 3 5351 June 27, 2009
by sector0
Online circuit simulator/intuition builder 2 31972 June 16, 2009
by TBNK
I don't understand the cap on the MC power supply 12 6466 June 12, 2009
by luisgarciaalanis
what resistors to use when connecting a new IC 5 5239 June 01, 2009
by luisgarciaalanis
wallwart safety? 4 5376 May 31, 2009
by luisgarciaalanis
Tired of draining 9V batteries? Cheap and easy to set up Lab DC Power Supply 2 5866 May 31, 2009
by luisgarciaalanis
Dimming LCD Problem 6 5200 May 06, 2009
by paulip

Create a Thread

Please log in to create a thread.

Did you know that a piezoelectric buzzer can be used in reverse as a microphone? Learn more...