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 6624 July 27, 2019
by BobaMosfet
mosfet control during start up 5 7160 June 08, 2017
by BobaMosfet
Turn Vac on when tool turns on 7 5918 April 12, 2016
by Ralphxyz
USBasp Help! 3 4857 October 22, 2015
by sask55
Would someone explain Proximity Sensor? 19 6894 May 04, 2015
by mongo
Need to replace Wall Watt 16 4314 May 02, 2015
by Ralphxyz
Connecting Mosfet 10 4115 April 10, 2015
by Noter
My new 3D Printer 44 19520 April 07, 2015
by Rick_S
AtMega 644 2 4215 September 06, 2014
by Rick_S
Switching between +5v and -5V 2 3339 August 07, 2014
by Rick_S
Are there hobby printers for my microproccessor? 4 3815 June 02, 2014
by JKITSON
Automated programming mode? 9 4224 April 08, 2014
by Rick_S
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 5 3828 January 30, 2014
by BobaMosfet
Shuttering with the Nerdkit & piezo buzzer (Can't post in Support, gives error) 1 3706 January 28, 2014
by lailai
What kind of error is this? 4 3734 January 23, 2014
by Noter
How to double a DC voltage? 20 10826 January 12, 2014
by JKITSON
Is the code the driver? 2 3409 January 12, 2014
by Ralphxyz
Miniature headers 6 3859 January 01, 2014
by Ralphxyz
BLDC 8 3796 December 23, 2013
by esoderberg
I need help finding a terminal. 17 4267 November 26, 2013
by Rick_S
GLCD SPI problems 14 7638 November 10, 2013
by andyi
Moving on... 7 3712 November 08, 2013
by Pr0ject
Power supply questions 4 5035 October 31, 2013
by sask55
OLED 4 3410 October 29, 2013
by esoderberg
Thermocouple wiring?? 19 14754 September 22, 2013
by sask55
Opto Interrupter once again 14 7820 September 19, 2013
by scootergarrett
FFC/FPC connection ideas? 4 3822 September 10, 2013
by Ralphxyz
A3977 Stepper Motor Driver 42 10582 September 02, 2013
by Ralphxyz
USB cable specifications 7 4977 August 29, 2013
by Noter
Help with reading UART Stream on mac 9 4189 August 27, 2013
by Affarram
XMEGA Breakout 8 4603 August 26, 2013
by JKITSON
Can someone help me with LDOs? 5 3395 August 21, 2013
by BobaMosfet
lower voltage of sensor output LM335 5 4047 August 20, 2013
by Osarus
TQFP ATmega 168 capacitors 6 4083 August 01, 2013
by scootergarrett
Stepper Motor Programming 154 9848 July 21, 2013
by sask55
Low Voltage Level Translator That Fits the MCU and Breadboard 63 14579 June 18, 2013
by Noter
Two Wrongs Make it Right 3 3360 May 22, 2013
by meltbox360
accurate time for a real time clock 5 3849 April 08, 2013
by pcbolt
Using diode to drop voltage 12 64047 March 27, 2013
by Ralphxyz
Cannot understand the pins 3 3285 March 27, 2013
by oshjdf
Since it is kinda slow around here I thought I'd ask .... 6 3592 March 15, 2013
by sask55
What is the purpose of 1000 ohm resistor for LCD's pin 3? 10 7517 March 14, 2013
by mongo
Current vs Voltage 8 4494 March 14, 2013
by sask55
Control LED Stripes with 2N7000 MOSFET 3 4409 March 09, 2013
by lnino
Electric current 2 3179 March 08, 2013
by Ralphxyz
How to power up Sim908 module? 4 6169 March 07, 2013
by Ralphxyz
Limiting battery discharge? 12 8529 March 03, 2013
by mongo
feeding a 7805 with 24VDC for <25mA output? 11 7838 February 28, 2013
by BobaMosfet
Control electronic door opener 15 4217 February 24, 2013
by lnino
Relay Question 27 7387 February 19, 2013
by Noter
Rotary Encoder how to?? 21 7088 February 15, 2013
by BobaMosfet
Unipolar Stepper motor with ULN2003A, 4 4668 February 11, 2013
by Ralphxyz
Introductory circuit design books 2 4566 January 30, 2013
by pcbolt
Anyone know how to program an 8052 MCU? 8 4258 January 03, 2013
by BobaMosfet
Higher power supplies with ATMega168 (running higher voltage devices with lower powered ground) 4 3830 December 30, 2012
by BobaMosfet
edX Free MIT online course 4 4398 December 22, 2012
by pcbolt
handling microprocessor and static eletricity 22 3826 December 18, 2012
by JKITSON
Voltage Divider (Resistors) 9 4628 December 17, 2012
by GenHornet18
iphone-controlled R/C car project 2 3337 November 26, 2012
by JimFrederickson
Wire broke off in LCD pin 6 3385 November 26, 2012
by gsjbjt
Where to buy individual oscillators 8 3907 November 26, 2012
by Pew446
Need help using a 5v relay to trip a 12v relay 9 9107 November 18, 2012
by carlhako
SPI slave clock 6 4040 October 27, 2012
by Ralphxyz
Flow of Electricity through this circuit 8 3504 October 26, 2012
by RogerFL
Why pick a crystal frequency of 14.7456 MHz? 16 28440 October 23, 2012
by Noter
NPN circuit connection quandry 4 4094 September 24, 2012
by edb
Simple I/O circuit 4 3694 September 23, 2012
by wadaltmon
Flow of Electricity through this circuit 1 3488 September 21, 2012
by Davda
Flow of Electricity through this circuit 1 3186 September 21, 2012
by Davda
LED - Common Anode 8 Segment Display 13 5644 September 20, 2012
by pcbolt
Can I Power the ATmega168 with 3.3 V? 4 3746 September 20, 2012
by karam
Measuring PWM Duty Cycle 6 5990 September 13, 2012
by dan_engbers
Electronics simulation 8 4330 August 31, 2012
by Chris100
LED Sign Help - How to control words 26 6389 August 27, 2012
by Rick_S
Help me on my learning path please :) 4 3627 August 20, 2012
by rblalock
louder sound 2 3415 August 18, 2012
by mongo
connector or cable for LCD display? 4 3598 August 13, 2012
by missle3944
Powering L.E.Ds 5 3717 August 09, 2012
by BobaMosfet
Wires in U.K 5 4258 August 08, 2012
by mikey6879
Bluetooth Please HELP! 3 4140 July 29, 2012
by Ralphxyz
Stepper Motor Motor Speed Control 13 6842 July 25, 2012
by sask55
Anything wrong with adding a large bypass capacitor? 6 6685 July 25, 2012
by bretm
Stepper Motor Direction Control 12 4485 July 21, 2012
by live4the1
Using Usbasp for attiny25 36 21856 July 21, 2012
by lnino
um help 6 3425 July 20, 2012
by Rick_S
Stepper Motor L298N/L297N controller 3 4259 July 18, 2012
by Ralphxyz
help me 11 4043 July 03, 2012
by Rick_S
Crystal Oscillator question 2 3526 July 02, 2012
by pcbolt
This will lead to more questions, how to use 20 volt battery to power projects and motors? 9 4752 June 24, 2012
by Ralphxyz
HELP 3 3309 June 24, 2012
by Ralphxyz
Controlling Stepper Motors 35 13923 June 21, 2012
by mcguinnessdr
Geomagnetic vectors with a magnetoresistive sensor? 1 3433 June 19, 2012
by lcruz007
PT100 temperature sensor reading 1 5249 June 17, 2012
by RogerFL
Programmable current source 6 5048 June 14, 2012
by JamesFysh
Increase range of an IR LED. 4 4855 June 11, 2012
by mongo
HELP 6 3610 June 11, 2012
by mikeduff76
Running motor through the mircocontroller 8 3824 June 09, 2012
by mongo
How can I detect the signal from a key fob? 15 48418 May 24, 2012
by Ralphxyz
i need a code 8 4012 May 15, 2012
by pcbolt
Clock Accuracy 30 8539 May 14, 2012
by HexManiac
Relays and Controlling them 9 3933 May 10, 2012
by sask55
Using Internal 8 MHz Oscillator 4 4234 May 09, 2012
by RogerFL
Powering your NerdKit 7 3858 April 27, 2012
by Ralphxyz
output pin is 2.5v when low 7 3770 April 27, 2012
by BobaMosfet
Lm317 vs lm317t 2 6953 April 26, 2012
by BobaMosfet
nOOb looking for additional explanation 6 4288 April 24, 2012
by pcbolt
Programs will not run 6 3676 April 16, 2012
by E2MicroRobots
CE EMITTER_BIAS CONFIGURATION 12 4335 April 10, 2012
by Ralphxyz
Anyone used a 2 x 20 LCD? Which one? 10 4064 April 09, 2012
by Ralphxyz
Path Lights controller 2 3567 April 04, 2012
by pcbolt
Frequency Response and stability, how do you determine if your system is stable 7 3685 April 02, 2012
by Akeshish
Very fundamental problem of operating with out a ground?? 11 4217 April 02, 2012
by sask55
line-level output, regulator ICs and op-amps?? 3 3852 April 01, 2012
by JamesFysh
Question on LCD screen 5 3800 March 30, 2012
by billtaichi
Is this Capaciator Good 4 3763 March 29, 2012
by mongo
Oscilloscopes (for the umpteenth time) 5 4989 March 29, 2012
by mongo
Basic Electronics Tutorial to Complement Nerdkits? 5 4608 March 26, 2012
by Ralphxyz
PIR motion sensor to trigger home wireless camera problems 4 8297 March 23, 2012
by 6ofhalfdozen
Ground connector on power supplies?? 3 3940 March 15, 2012
by Ralphxyz
Why TC negative connected to ground 3 4950 March 15, 2012
by mongo
Digital servo issues! 9 4368 March 15, 2012
by Rick_S
Brushless motor control 16 4771 March 12, 2012
by hevans
Windows not detecting device 3 3586 March 10, 2012
by hevans
Voltage throught MCU 5 3525 March 05, 2012
by Ralphxyz
Ignition Coil Driver 16 18919 March 02, 2012
by RevMoses
Rotary Encoder pinout (and other questions I am sure) 8 10863 March 02, 2012
by Ralphxyz
Why do you pass a MIC Vout through a capacitor? 12 19351 March 01, 2012
by hevans
Up and running... 3 3289 March 01, 2012
by dvdsnyd
9v to vcc survivable? 5 3941 February 26, 2012
by RogerFL
Accurate AREF for accurate ADC voltage readings 4 4268 February 26, 2012
by carlhako
Problem with code (2 inputs) 12 3570 February 24, 2012
by Rick_S
programming lcd trubs 7 3632 February 19, 2012
by raccoons
17 super bright white LEDs at the same time...SAFE?! 5 4332 February 18, 2012
by Rick_S
Oscilloscope 15 5489 February 18, 2012
by Osarus
How far away can a LM34 be? 16 9738 February 14, 2012
by dcarter777
Need help understanding a relay schematic 4 4810 February 14, 2012
by Ralphxyz
It's true, we forget... 18 3971 February 12, 2012
by Farmerjoecoledge
Very Basic Batteries in a Series Question 12 10030 February 09, 2012
by mongo
Data transmission 3 4595 February 08, 2012
by amartinez
PowerLineCommunication(PLC) vs Wireless 3 4329 February 05, 2012
by mongo
CAPACITIVE POWER SUPPLY 6 5798 February 04, 2012
by met_fredrik
ADC reads fluctuating voltage when nothing is connected! 2 3745 February 03, 2012
by BobaMosfet
connencting two ics to port 3 3475 January 31, 2012
by tchilzer2
H bridge questions 6 4086 January 27, 2012
by tchilzer2
Voltage Regulators and Efficiency... 3 3903 January 24, 2012
by JimFrederickson
Voltage Drop when LEDs Flash 8 4235 January 23, 2012
by Rocket_Man_Jeff
LED Array - Wall power problems 14 4478 January 19, 2012
by sask55
How to measure floating (isolated) high DC voltage? 5 7583 January 17, 2012
by jfbrink
Mysteries of Capaciators in Reverse 9 4186 January 15, 2012
by Rick_S
Source of power? 19 4188 January 13, 2012
by mongo
symbol defined please? 4 4075 January 13, 2012
by sonicgadgets
Best zero cross detection IC 14 16947 January 07, 2012
by met_fredrik
How hot is too hot for the voltage regulator 3 3846 January 06, 2012
by boxvic
Basic LED circuit properties 8 4142 January 06, 2012
by boxvic
Getting Started 3 3665 January 05, 2012
by Stretch
Source of randomness for the hardware RNG 20 4804 January 02, 2012
by bodangly
SMD reflow 16 4839 December 27, 2011
by boxvic
kirchhoff's voltage law... 3 3841 December 25, 2011
by jbolfiil
Phase Shifter or time delay circuit? 7 4578 December 23, 2011
by BobaMosfet
Potentiometer 8 5159 December 23, 2011
by huzbum
Fun with Op-Amps 3 5656 December 22, 2011
by treymd
Do I need an H-Bridge? 14 4762 December 19, 2011
by n1cl3
Odessy of the minds 5 4065 December 05, 2011
by BobaMosfet
Having trouble uploading my program keep getting this error: Any ideas anyone. Thanks 2 3487 November 27, 2011
by sazD
Initial Load 2 4097 November 27, 2011
by missle3944
Using pushbuttons to increment position of servo 4 4627 November 23, 2011
by SpaceGhost
Yellow USB wire problem 15 5536 November 22, 2011
by Ralphxyz
Speakers with LEDs that light with the music 4 4147 November 14, 2011
by mongo
Strange behaviour with a DC motor 18 9111 November 10, 2011
by jfbrink
Servo Squitter Project 13 3893 November 09, 2011
by Heed
how do i run a program 4 3483 November 08, 2011
by Heed
Help!!! my grades are in jeopordy 3 3678 November 07, 2011
by Heed
Motor control question 2 3602 November 04, 2011
by hevans
Help driving a high voltage Piezo 6 8878 November 02, 2011
by buffetrand
9V transformer more like ~15V 2 3726 October 31, 2011
by hevans
Tick Tock Clock question about which pins and long load times from DASA. 1 3742 October 25, 2011
by apphilosophy
Why is reversing polarity a bad thing? 26 93703 October 24, 2011
by glendon
Measuring Capacitance 9 5204 October 24, 2011
by Ralphxyz
9 VDC 1000mA to much? 4 3859 October 21, 2011
by mongo
Hardware/software oscilloscope? 7 5482 October 19, 2011
by cyberion
R-2R ladder using random crap resistors 25 21315 October 16, 2011
by sask55
RxD / TxD Questions 10 6743 October 13, 2011
by Twarter369
Basic Electrical Toggle Switch question.. 5 3926 October 07, 2011
by scottmc94
Piezo Buzzer - help 6 3797 October 03, 2011
by scottmc94
Program Upload Error with initialload 17 4040 September 30, 2011
by nerdgirl
I'm Curious About The Breadboard 2 3619 September 27, 2011
by BobaMosfet
Any games for Learning Electronics? 12 12321 September 21, 2011
by sask55
Help re-purposing A Palm M100 Portable Keyboard. 3 5261 September 18, 2011
by Twarter369
I just bought a Oscilloscope!! 57 23431 September 16, 2011
by dgikuljot
Digital Multimeter will not show resistance! 12 11971 September 16, 2011
by bretm
Something fast and with a lot of memory... 5 3476 September 16, 2011
by 6ofhalfdozen
595 Shift Array, BC337 Transistor and Solenoid 9 7035 September 14, 2011
by BobaMosfet
4 Transistor H-Bridge Fail 46 12805 September 10, 2011
by bretm
Nerdkit/Arduino with EL wire 34 8118 September 10, 2011
by Ralphxyz
Question about frequency and duty cycles on a multimeter 9 4624 September 01, 2011
by BobaMosfet
Dim LED 3 3492 August 23, 2011
by Rocket_Man_Jeff
Embedding Multi-Core Processors 17 3992 August 23, 2011
by Twarter369
Easy Transistor Question 4 4579 August 20, 2011
by jimmyw404
Daisy chaining MC74MC595 Shift Registers 13 6253 August 18, 2011
by Ralphxyz
Building a coil?? 12 6241 August 12, 2011
by Ralphxyz
Programming the micro-controller 9 3924 July 26, 2011
by Rick_S
Advice needed for further projects with my nerdkit 3 3609 July 22, 2011
by codenamejupiterx
more questions about tempsensor.c code 4 3368 July 22, 2011
by codenamejupiterx
tempsensor.c code question 3 3353 July 22, 2011
by codenamejupiterx
Which way does electricity flow? Positive-to-Negative or Vice Versa? 5 22983 July 22, 2011
by rboggs10
Converting input signal for ADC, impedance matching? 7 4718 July 20, 2011
by BobaMosfet
my lcd went blank except a little line that looks like a cursor 2 4041 July 20, 2011
by codenamejupiterx
Temperature project unclear explanation of error in uncompiled code 5 3791 July 20, 2011
by codenamejupiterx
make file errors on initialload.c 6 3809 July 17, 2011
by Ralphxyz
Error: "Maybe it isn't a butterfly/AVR109 but a AVR910 device?" 3 6578 July 17, 2011
by codenamejupiterx
the make file cant locate the libnerdkits 3 3494 July 17, 2011
by codenamejupiterx
avr macpack 3 3851 July 16, 2011
by codenamejupiterx
acd with 2 inputs? 18 3764 July 14, 2011
by Ralphxyz
Electro-magnetism. Concept check. 14 3853 July 13, 2011
by BobaMosfet
Battery clip wires 3 3459 July 10, 2011
by codenamejupiterx
Electronics advice needed 3 3328 July 10, 2011
by codenamejupiterx
I cant get my lcd to work 5 3638 July 10, 2011
by codenamejupiterx
2-ROW LCD Only Displaying 2 Rows of 8 dark blocks.... 3 3836 July 10, 2011
by gcharris
Help Please **** I can only use a 9v battrey sent by Nerdkits 35 4212 July 03, 2011
by wintersdb
Switching Ground with a transistor 12 23923 June 28, 2011
by dgikuljot
Powering I2C remote device? 3 3796 June 27, 2011
by Ralphxyz
rechargeable battery for project 2 4013 June 23, 2011
by BobaMosfet
TTL ULN2038 Question 40 5977 June 17, 2011
by Rick_S
Circuit board for monophonic signal generator 1 4030 June 15, 2011
by kayrock
4 Channel Voltage and Current Monitor 3 4070 June 15, 2011
by gcharris
"-U": The system could not find the file specified ERROR 6 4066 June 08, 2011
by pgdsmca
LCD Only showing 2 black Lines ????? 7 4407 June 06, 2011
by mja
A couple of questions 3 3657 June 06, 2011
by Ralphxyz
How much should I strip? 3 3784 June 01, 2011
by mongo
How do I interface a Parallel-In Serial Out Shift Register with my microcontroller? 8 4202 June 01, 2011
by hevans
Motor Control/MCU power bus 5 3660 May 30, 2011
by esoderberg
How do I use two Serial or Parallel-in/serial out shift registers together? 2 3971 May 29, 2011
by Rick_S
Digital Input Question 4 3772 May 28, 2011
by frankdwest
PCB arrived 20 3675 May 25, 2011
by Ralphxyz
Save state data to EEPROM with power cutoff capacitor value? 4 4287 May 24, 2011
by gcharris
Calculating bypass capacitor 6 22767 May 19, 2011
by Ralphxyz
What shift register should I buy? 4 4276 May 09, 2011
by Noter
IR current 6 3998 May 05, 2011
by missle3944
Turning on COmputer without Switch 39 4758 May 04, 2011
by hariharan
Heat sensors 21 4981 May 04, 2011
by Hexorg
error 1 2 3540 May 02, 2011
by hevans
Transistor vs mosfet 13 11590 May 01, 2011
by Noter
PCB trace width calculator 3 5109 April 24, 2011
by esoderberg
OLED display 10 4833 April 23, 2011
by Rick_S
Power Supplies 17 5409 April 22, 2011
by BobBolinger
LCD & battery&USB 4 3613 April 22, 2011
by Ralphxyz
Amperage Multiplyer 6 4208 April 21, 2011
by Rick_S
ADC Theremin Help... 1 3534 April 20, 2011
by jasongillikin
RF and oscoliscope 2 4559 April 19, 2011
by mongo
Connecting to external control voltages 4 3721 April 19, 2011
by bretm
IR current question 7 3779 April 18, 2011
by BobaMosfet
What is the purpose of the resistor in this power supply? 4 4526 April 17, 2011
by rajabalu21
Not meeting input Voltage Threshold, amplify? and Do I need a buffer? (Button input, LED output) 14 4722 April 14, 2011
by bretm
USB cable issues (maybe fried) 7 4027 April 10, 2011
by uml_12
Basic projects 3 3680 April 09, 2011
by mongo
REFLOW oven 22 6595 April 07, 2011
by Rick_S
Why 5 volts is most widely used? 10 13382 April 07, 2011
by bretm
unexpected MCU rebooting 82 8544 April 05, 2011
by sask55
REFLOW Soldering 3 4521 April 05, 2011
by Ralphxyz
Setting baudrate for bluetooth connectivity 1 3954 March 31, 2011
by AbhishekBhat
Oscilation circuits 8 6267 March 30, 2011
by bretm
Black Display on LCD 6 3990 March 28, 2011
by Druidman
32kHz clock 2 3697 March 28, 2011
by Rick_S
Debouncing and External Interrupts 9 10642 March 27, 2011
by Mujda
Geiger Counter Schematic Help 3 10845 March 18, 2011
by mongo
Thermocouples, relays, and fun!!! 12 5790 March 16, 2011
by mongo
LCD problem 3 4063 March 08, 2011
by Ralphxyz
How do I determine the throw characteristics of a Relay 8 4594 March 08, 2011
by bretm
ATMega168 Microcontroller simple relay with timer examIple 3 4759 March 01, 2011
by Rick_S
Why does my LED light if i so much as get near the circuit 3 3755 February 26, 2011
by nckomodo
Using a 555 IC instead of a Crystal Oscillator? 6 7195 February 26, 2011
by Ralphxyz
Pushbutton on off code 3 4671 February 26, 2011
by amartinez
Why does my led light without the battery? 2 4614 February 26, 2011
by hevans
24 volt DC to 12 volt DC 6 11641 February 25, 2011
by JKITSON
How to Switch a Solenoid? 11 8025 February 23, 2011
by Ralphxyz
Farads and Capacitors 8 5223 February 23, 2011
by Ralphxyz
How much to switch a relay? 3 8642 February 19, 2011
by Lusitania
My first Impression 6 4000 February 16, 2011
by devinsbusiness
Understanding battery life 3 5313 February 16, 2011
by devinsbusiness
Power Supply for LED's 4 5012 February 13, 2011
by sask55
Using Devices With Different Voltages 11 4605 February 05, 2011
by BobaMosfet
High voltage lines 26 6583 February 02, 2011
by mongo
USB 3 3743 February 02, 2011
by Jalex
Ultrasonic thickness gauge with the NerdKit; interference form capacitance? 12 4693 February 02, 2011
by Jalex
Alternating LED circuit 4 4523 February 02, 2011
by Rick_S
Powering a Stepper Motor 5 5796 January 31, 2011
by il1019
Affordable oscilloscopes 43 13588 January 27, 2011
by BStory
"And"gate unfinished thought 2 3661 January 27, 2011
by Hexorg
replace MCU? 30 8677 January 26, 2011
by Jalex
Using a thermometer with the nerdkits microcontroller. 17 4367 January 25, 2011
by Ralphxyz
Multimeter! 12 6567 January 25, 2011
by Jalex
Generate a steady DC level from PWM signal 9 5237 January 25, 2011
by Jalex
My LED Cube so far 25 10047 January 24, 2011
by Keyster
what is a butterfly in hardwaring 3 5141 January 22, 2011
by Rick_S
USing Calculator as Keypad 5 4581 January 18, 2011
by dgikuljot
Counting 5 3605 January 18, 2011
by Jalex
How do I calculate the cutoff frequency...? 3 8195 January 17, 2011
by bretm
Programming 5 4427 January 14, 2011
by Ralphxyz
Induction loop actuator 7 4791 January 11, 2011
by Yourself
Begining 7 4870 January 09, 2011
by Jalex
Is Single-bit Memory Cell Diagram on Pg 14 Correct? 6 5239 January 09, 2011
by pacnwdude
uninterrupted power supply for NerdKit project 4 4624 January 09, 2011
by mrobbins
RFB12B ... what are all this terms? >_< 5 3887 January 09, 2011
by mrobbins
UART operating at 3.3V 1 4321 January 06, 2011
by Mujda
Data input voltage 6 4496 January 03, 2011
by Rick_S
MOSFET Question 7 4519 December 31, 2010
by Keyster
Transistor as a switch 5 4446 December 29, 2010
by Hexorg
Resistors 5 4898 December 28, 2010
by georgio
Problem with NPN Phototransistor 16 9732 December 28, 2010
by Ralphxyz
Problem with Voltage Regulator? 14 4845 December 28, 2010
by BobaMosfet
Relay ratings 2 4208 December 24, 2010
by mongo
Do LEDs need a series resistor to limit the current? 27 19239 December 19, 2010
by mongo
Safe, Easy and Inexpensive way to Control AC Power 3 3893 December 17, 2010
by mongo
Power Rectifier 7 4445 December 15, 2010
by Hexorg
Limitation of a battery on the NerdKit 18 6448 December 14, 2010
by danuke
This a decent oscilloscope? 8 4412 December 14, 2010
by danuke
Do resistors in series really add up? 8 5705 December 14, 2010
by danuke
Falstad circuit emulator in Java 1 5220 December 09, 2010
by bretm
L293 H-Bridge 15 5822 December 05, 2010
by devinsbusiness
Spark when using a flyback diode 3 6041 December 04, 2010
by Wheresmind
INA118 -- Instrumentation Amplifier 8 5994 December 02, 2010
by BobaMosfet
angular position sensors and multiplexing 9 5071 November 29, 2010
by d3adl0ck3
Solar cells in parallell, but no additional amperage 11 5705 November 24, 2010
by BobaMosfet
Op-amp not working 6 5939 November 24, 2010
by BobaMosfet
Python questions 4 4966 November 21, 2010
by tkopriva
CE Amp design 5 4470 November 12, 2010
by BobaMosfet
Is it possible to re-use parts from household appliances? 5 4397 November 05, 2010
by mongo
Confirming MCU clock is functioning 8 4243 November 05, 2010
by Mujda
PC4 not working?! 8 3898 November 04, 2010
by hapshetsut
Amplifiers 4 4127 October 30, 2010
by Ralphxyz
supplying power and controlling 12V motors/fans 3 4971 October 12, 2010
by JerseyGun
Transistors Versus Diodes 4 5013 October 04, 2010
by Scythium
radio interference from NerdKit 11 4055 September 27, 2010
by Rob56
USB cable and Bluetooth dongle ... 9 8780 September 14, 2010
by Ralphxyz
solar project with light sensors 7 4601 September 11, 2010
by akajester
QFP and dreadboard 2 4477 September 02, 2010
by bretm
Getting power to the spinning part... 5 4447 August 31, 2010
by Hexorg
Need help with electronics using a op-amp 21 12104 August 30, 2010
by Ralphxyz
morse code decoder 2 4603 August 26, 2010
by jonathan_m
Connecting to Computer 3 4503 August 25, 2010
by awesome
555 astable on breadboard 12 6023 August 22, 2010
by mongo
Digital Sound Recording System Need Help!! 1 4130 August 20, 2010
by xc2rx
Use 4 digit LED display using fewest possible outputs 2 4582 August 19, 2010
by hevans
mosfet 3 3932 August 13, 2010
by hevans
Good material on learning electronics. 8 4899 August 11, 2010
by TexanBackpacker
MCU Clock Implementation 2 3804 August 06, 2010
by Rick_S
Servo causes MCU to reset 4 6262 August 02, 2010
by mrobbins
More batteries = more voltage? 3 5634 July 23, 2010
by mongo
Building a motor driver/ESC for AC motor. 10 8856 July 09, 2010
by Ralphxyz
Using LM741 amp in the Piezoelectric Sound Meter Project 7 6128 July 02, 2010
by mongo
Electro Cardio Gram 4 4943 June 21, 2010
by Ralphxyz
How do I read very low voltages with the Nerdkit please? (0 to 20.0 mV) 3 3876 June 12, 2010
by Wobbler
Voltage Regulator 20 5406 June 10, 2010
by Ralphxyz
Converting Battery power to Wall Plug-in... 2 5090 June 09, 2010
by mongo
Bipolar and MOSFET transistors 3 5754 June 09, 2010
by CyberGod
high side mosfet led multiplexing 5 5429 June 07, 2010
by gnkarn
tempsensor, LM34DZ, specs. 4 4538 June 07, 2010
by BobaMosfet
Some questions (temp sensor + button) 4 3823 June 06, 2010
by Kafke
TSSOP IC! 4 4601 June 03, 2010
by mrobbins
AVcc 2 4831 May 31, 2010
by hevans
Serial Comm. vs. Clock frequency 2 3989 May 31, 2010
by hevans
Cable Driver 2 3780 May 31, 2010
by mongo
Best 9V adapter to use 2 4109 May 28, 2010
by mongo
Unidirectional microphones 5 4430 May 27, 2010
by mongo
Servo question 3 3956 May 27, 2010
by Rick_S
Understanding the clock rate and the crystal 4 4547 May 27, 2010
by hevans
Generic 120VAC adapters (transformers) 7 4451 May 27, 2010
by DavidinLA
p-channel mosfet not turning off. 3 6027 May 23, 2010
by gnkarn
Getting my head around MOSFET's 9 10551 May 21, 2010
by hevans
Chinese Solenoid 15 4367 May 10, 2010
by treymd
avrisp mkii circuit 4 5608 May 09, 2010
by BobaMosfet
4 to 16 decoder 4 3971 May 09, 2010
by mongo
Powering Nerdkit using Super Capacitor 5 9004 May 07, 2010
by rajabalu21
Simple Power Switch 6 4079 May 05, 2010
by avicell
I can haz speed! 3 4401 April 27, 2010
by Hexorg
LCD backlight control via MCU 5 5836 April 27, 2010
by mjswan
Temperature sensor and buzzer 2 4707 April 21, 2010
by bretm
Help with choosing the right resistor 10 5762 April 18, 2010
by Farmerjoecoledge
Electric field in a resistor 6 10143 April 15, 2010
by bretm
Resistor 4 3751 April 15, 2010
by mongo
MCU digital input pins 3 3967 April 15, 2010
by CyberGod
The Complete Electronics Guide 1 4189 April 09, 2010
by Shanytc
usbasp ISP Programmer 7 10106 April 04, 2010
by ese
Fun with capacitors! (And a question or 2) 4 6230 March 28, 2010
by carlhako
Laptop ground safety question 3 4287 March 27, 2010
by ese
LM34 R-C Damper 5 5778 March 24, 2010
by BobaMosfet
NerdKits & USB 5 4598 March 23, 2010
by treymd
Jumpers/headers on the cheap 1 3874 March 23, 2010
by treymd
Stepper Motor - Stepping Stone 19 5880 March 23, 2010
by ese
constant system reset 3 3762 March 23, 2010
by treymd
Cheap Components (If you're willign to wait) 5 4515 March 22, 2010
by Phrank916
When powering an inverter, my LCD becomes blank 32 5438 March 17, 2010
by mongo
Another adventure with usbasp ISP - No signal on MISO? 3 4896 March 17, 2010
by Frozenlock
What is -VS? 6 7636 March 17, 2010
by Ralphxyz
Free MIT lectures! 1 5741 March 04, 2010
by treymd
Using MCU to connect two wires 3 4705 March 03, 2010
by nrotstan
Why no Capacitors used on Oscillator? 15 9159 March 02, 2010
by Chaosrider
Found part, but don't know if I can use it 3 4181 March 02, 2010
by Solorbob
Deciphering power resistors 11 4542 March 01, 2010
by BobaMosfet
Quick mosfet question -- grounding other battery? 3 3921 March 01, 2010
by nrotstan
Understanding LEDs 16 6975 March 01, 2010
by michaeldallas
What's the part I need? 5 4017 February 27, 2010
by Hexorg
How to convert 6V rechargeable NiCd to 5V regulated to power NerdKit 5 10960 February 23, 2010
by rajabalu21
Too much power? 14 4816 February 23, 2010
by BobaMosfet
5v to 3v using nerdkit parts? 16 5432 February 21, 2010
by peabo
Why is the crystal connected to GND in every schematics, but not in the NerdKit? 7 5259 February 20, 2010
by BobaMosfet
Piezo over-voltage 15 12520 February 18, 2010
by Rick_S
Serial port interface circuit 2 4996 February 17, 2010
by mongo
OBDII project 3 4058 February 17, 2010
by Mike
Voltage Divider, Do the resistors heat up? 9 7433 February 16, 2010
by treymd
usbasp ISP Programmer - MCU getting HOT! 17 6629 February 13, 2010
by BobaMosfet
Digital pots 5 4312 January 31, 2010
by sepeters
Problem with power from 8.6V wallwort - Help! 14 4445 January 25, 2010
by sepeters
YAWWT (Yet Another Wall Wart Thread) 10 5461 January 23, 2010
by treymd
How to stop a flip flop counter from... hum.... counting? 4 6267 January 19, 2010
by mongo
Anyone heard of this Budget Soldering Station? 5 6884 January 15, 2010
by Phrank916
Resistors and Ohms Law / Kirchoff's Laws 2 4782 January 09, 2010
by Rick_S
Power a piezo with a ceramic resonator 10 6466 January 08, 2010
by mrobbins
Using Piezzo Buzzer to produce Ultrasound? 4 10178 January 02, 2010
by toric5
Pin14 ..Malfuntion 25 5219 January 01, 2010
by Farmerjoecoledge
Run from USB? 3 4444 December 27, 2009
by jgauthier
Servo Signal Noise 2 3941 December 24, 2009
by BobaMosfet
MOSFET Problem on Constant current source 9 7249 December 21, 2009
by BobaMosfet
How to Buy a MultiMeter-- Lesson Learned 8 10718 December 10, 2009
by georgio
Relays and transistors 12 8711 December 09, 2009
by BobaMosfet
Continuity or just plain connect? 16 8790 December 09, 2009
by Rick_S
IR Detector 7 8093 November 23, 2009
by mrobbins
14.7465 to 20.0000 mhz 10 5017 November 19, 2009
by mikedoug
Debug with lcd 6 4973 November 16, 2009
by Farmerjoecoledge
ATMega328p processor 2 4531 November 15, 2009
by tech20
Understanding output pin characteristics 4 4324 November 13, 2009
by mrobbins
Schematics for LED Heart Project? 12 6195 November 12, 2009
by mikedoug
Current draw observations - driving LEDs with PINs 6 4534 November 07, 2009
by rusirius
How do you wire a transistor (2N7000 or 2N3904) 7 47487 October 30, 2009
by BobaMosfet
DIY header unit 2 4841 October 10, 2009
by rusirius
Thermostat Logging 6 6380 October 09, 2009
by luke
Understanding transistors 6 6163 October 08, 2009
by mikedoug
Power from USB: current limiter with an op-amp 8 9976 October 07, 2009
by mikedoug
Currant booster 3 3943 October 07, 2009
by Farmerjoecoledge
Witch two wires 5 5031 September 11, 2009
by mrobbins
Difference between ATmega8 and ATmega168? 4 12773 August 27, 2009
by hevans
Which LED? 14 4721 August 10, 2009
by BobaMosfet
Evil battery polarity +/- understanding the basics 7 5652 August 07, 2009
by mongo
pull up, pull down resistors 7 17081 August 05, 2009
by wayward
Why do we need a resistor going from the contrast pin to the ground? 8 10882 August 05, 2009
by BobaMosfet
Current vs Voltage on a circuit 17 6770 August 05, 2009
by BobaMosfet
Power MOSFET - Understanding and headaches 4 6311 July 07, 2009
by sector0
Reset switch for circuit 3 4572 June 27, 2009
by sector0
Online circuit simulator/intuition builder 2 31299 June 16, 2009
by TBNK
I don't understand the cap on the MC power supply 12 5693 June 12, 2009
by luisgarciaalanis
what resistors to use when connecting a new IC 5 4540 June 01, 2009
by luisgarciaalanis
wallwart safety? 4 4650 May 31, 2009
by luisgarciaalanis
Tired of draining 9V batteries? Cheap and easy to set up Lab DC Power Supply 2 5211 May 31, 2009
by luisgarciaalanis
Dimming LCD Problem 6 4492 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...