|
|
| Homepage >> RFEDA FORUM >> Elementary Electronic Questions | [View In Forum] [New Post In This Forum] | ||
| Title | Author | Views/Replies | Posted at |
 What is Common mode bias voltageHi, can anyone explain to me |
dongyea | 2/3 | 2008/8/27 19:22 |
| Porting Ecos to ARM board Hi All, I am porting e-cos to ARM 7 board. I have created the ecos image but when i try to flash the image i am getting an error. Can anyone please suggest me how to port the e-cos on to board, the... |
anuo2008 | 4/1 | 2008/8/27 19:37 |
| How does this circuit work Please help explain this voltage doubler circuit. I don't understand how point 2(the negative side of C1) can become positive all of a sudden and forward bias diode 1. Someone tried to explain ... |
ai8957382 | 3/6 | 2008/8/27 19:48 |
| What is Galvanic Isolation .. I have read in manual about this term Galvanic Isolation. Tell me about it Thanks! |
htc2498 | 4/3 | 2008/8/27 20:25 |
| uart Hello friends, Can anyone please explain what a uart is?And is it necessary that Uart must be of 8bits.And how many registers are used in that?And is there by any chance the output from Uart paralle... |
mxg330 | 4/3 | 2008/8/27 19:58 |
| How to calculate the capacitance? Hi,everyone The downside is a flat surface and the upside is a spheric surface, How to calculate the capacitance between them? |
addxjyx | 4/6 | 2008/8/27 20:05 |
| Driving TIP122 using Optocoupler pc817(driven by 8051)? Can i drive TIP122 using Optocoupler pc817(driven by 8051)? |
rickli | 2/2 | 2010/8/12 23:41 |
| condenser and electret mics hii wanna make this clap switchbut i only have a condenser mic can i use it instead of using the electret mic in the circuit?h**p://www.edaboard.com/viewtopic.php?p=705784#705784thanks a lot Added aft... |
rickli | 1/9 | 2010/9/2 15:37 |
| unity gain bandwidth of inverting amplifier ? i was given an inverting amplifier has R1=20kΩ and RF = 600kΩ. The op-amp parameters are A0 = 2x105 |
ken7976 | 3/1 | 2008/8/27 19:45 |
| how to eliminate initial state of counter Hi everyonethis is a counter i madeF,b,a,9,8,7,6,5,4,3,2,1,0,F,b...i intend to make a counter which i sb,a,9,8,7,6,5,4,3,2,1,0,b,a,9,8,7,6,5,4,3,2,1,0,bi need to remove the F, how do i do this. here i... |
z4120356 | 1/3 | 2010/8/13 09:09 |
| elementary question on 555 timer ? In the following timer circuit's block diagram whenever threshold pin is greater than 2/3 of Vcc and trigger is greater than 1/3 of Vcc. We have R=S=1 .............but we know that R=s=1 is an indeter... |
lassa | 1/3 | 2010/9/3 05:19 |
| want to learn designing:D do anyone know how to design any circiut and program it is there any courses available for it if any plz reply:Dthnk you:D |
yutcxa | 2/6 | 2010/9/2 23:12 |
| ques on Verilog HDL in Verilog HDL, when should I use 'assign', and when use 'always'? Anyone understands this area can help me modify this Verilog code? module led1(CLK,SMP,OVR,UPL,TRG); input CLK; ... |
ken7976 | 10/3 | 2008/8/27 19:30 |
| parallel port help - how to construct that circuit i have to develop a program in assembly that flashes leds connected with parallel port of the computer..... as far as programing is concerned i can do that but prob is what will be the circuit how to ... |
yutcxa | 2/2 | 2010/9/2 13:47 |
| What does “Dielectric Withstanding Voltage” means? I need to know what does “Dielectric Withstanding Voltage” means in a high voltage resistor, as in a resistor the voltage is applied to its leads which are metal not dielectric. In a capacitor, “Di... |
pdang | 2/2 | 2010/9/2 17:27 |
| Question about Automatic gain control with voltage gian ? what agc (Automatic gain control with voltage gian )? i need (Block diagram ,circuit,Theory and design) Thanks! |
knoxville | 1/0 | 2010/9/3 06:21 |
| How a dc generator works? Some basic infos plz explian |
saigu | 2/3 | 2010/9/2 13:10 |
| digital scopes and frequency of an input signal Hi does anyone know how digital scopes measure and calculate the frequency of an input signal? What sort of circuitry is needed to measure frequency? |
hgping | 2/3 | 2010/9/2 21:53 |
| drsstc- need any information about this subject I need any infor about this subject plzany one can help??? |
stgod | 1/1 | 2010/9/2 19:51 |
| what kind of wireless microphone is good ? Can you tell me about what kind of wireless microphone is good ?-what db ?-life time |
anuo2008 | 2/2 | 2010/9/3 01:31 |
| solid state relay problem hiI buy this relay h**p://www.futurlec.com/Relays/SSR3A12V.shtmlbut now I don't say work with them...for example, when I buy this relay my ideia is for have 2 positions when I put a power signal on re... |
nnxd | 2/7 | 2010/9/2 07:58 |
| Zero crossing hellodoes anybody know an ic that detects the zero cross directly from the ac line 85~265?without transformer? because i don′t want to use transformer and neither big resistors.i wan′t to do a digit... |
htc2498 | 2/12 | 2010/9/2 05:58 |
| Need some direction for my first project First off, hello everyone. This is my first time here.I am working on my first project and I need some direction please. I want to use an 8051 microcontroller which controls a 7 segment display and ... |
mxg330 | 1/7 | 2010/9/2 17:55 |
| BJT characteristic curves----confusing point In BJT characteristic curves the linear(active region) is shown to start at 0.1,0.2 or 0.3 volts.If we install no resistance in collector circuit(Rc=0) then for these values of Vce, the collector base... |
zunwang | 1/4 | 2010/9/2 22:09 |
| I have two questions I CANNOT figure out. Please help. K - I've been stuck on these questions for two weeks now. The only two out of a 20 page assignment that is due soon. I'll even pay pal 15$ to who ever gets this done. my times running out Can anyone... |
z4120356 | 1/0 | 2010/9/3 00:23 |
| how to derive step response from frequency response is there any relationship between frequency response of a circuit and its time domain step response? I mean, if in the frequency response there is a certain amount of gain peaking, does it tell us tha... |
netlgc | 1/0 | 2010/9/3 00:11 |
| Which software should i use for logic circuits? Hi guys,I'm trying to design some logic circuits (with logic ports (AND,OR,NOT,XOR) , flip-flops , etc. )I recently designed a circuit to do some basic calculations , the design had about more than ... |
netlgc | 1/2 | 2010/9/2 08:11 |
| Flow control on Hyperterminal Hi,What does the flowcontrol on hyperterminal represent ie None, hardware etcThanks |
mxg330 | 2/1 | 2010/9/1 23:51 |
| DC Power - Help needed with math to caculate the amps Hello everyone,I need to find out if i take more than one electronic device that uses a 120vac to 12vdc at 1.5 amps to power it. What would be the math to caculate the amps needed if I connect 2 or mo... |
spacebac | 1/8 | 2010/9/2 00:18 |
| Basic Diode Question - find the diode current of the diagram Can anyone show me the step by step working to find the diode current of the diagram below? Thanks. |
knoxville | 2/7 | 2010/9/1 23:34 |
| Total Threads 10080 Thread Per Page 30 | Page 1/336 |< << 1 2 3 4 5 6 >> >| | ||
