User Raaj

6 votes

2 answers

45k views

3.3v input to Arduino digital pin

arduino 5v 3.3v

asked Feb 19, 2013 at 16:53

6 votes

2 answers

7k views

EIA3216 package. What is it?

capacitor eaglecad packages

asked Oct 22, 2013 at 23:10

5 votes

2 answers

2k views

Signal volume LED Array

mosfet bjt

asked Mar 23, 2013 at 9:15

5 votes

2 answers

1k views

Ultrasonic sensor doesn't work inside case

arduino sensor ultrasound range-detector

asked Feb 24, 2013 at 6:42

4 votes

2 answers

1k views

LM358 Distortion Reduction

operational-amplifier

asked Mar 21, 2013 at 16:08

4 votes

1 answer

19k views

STM32 GPIO Configuration

arm stm32 gpio cortex-m

asked Sep 2, 2013 at 5:25

4 votes

3 answers

4k views

Why is an op amp's bandwidth higher at lower gains?

operational-amplifier frequency gain bandwidth

asked Oct 15, 2014 at 14:16

2 votes

2 answers

2k views

Treble Bass Op Amp

operational-amplifier

asked Mar 23, 2013 at 8:59

2 votes

2 answers

243 views

Mains on a single core wire?

wire power-supply

asked Mar 11, 2013 at 12:11

1 vote

2 answers

601 views

12v to 9v via 7809 but I need 9v/-9v

operational-amplifier

asked Mar 22, 2013 at 4:57

1 vote

1 answer

552 views

Ultrasonic Sensor URM37

arduino sensor ultrasound

asked Feb 20, 2013 at 18:21

1 vote

2 answers

436 views

Eagle ground plane polygon

ground eaglecad ground-plane

asked Oct 12, 2013 at 6:40

1 vote

3 answers

399 views

Stereo AM/FM Concept?

operational-amplifier rf

asked Mar 23, 2013 at 15:43

1 vote

1 answer

63 views

Why does this dual summing op amp have this equation?

operational-amplifier

asked Jul 20, 2014 at 23:12

1 vote

2 answers

330 views

Class A Output stage Negative Swing

bjt power-electronics

asked Aug 31, 2014 at 4:25

1 vote

1 answer

1k views

Using a Kalman filter requires a truth value?

signal-processing fourier digital-filter signal-theory

asked Sep 8, 2014 at 8:33

1 vote

0 answers

63 views

Xbee data messed up with 2 sensors communicating to master

xbee

asked Sep 18, 2014 at 7:18

1 vote

2 answers

505 views

Why doesn't this oscillator oscillate

oscillator

asked Nov 20, 2014 at 9:00

1 vote

1 answer

178 views

How does one calculate the voltage ratio V+/Vo for this circuit?

capacitor impedance

asked Nov 20, 2014 at 14:45

0 votes

2 answers

194 views

Weak signal via pull up resistor?

pullup trigger square

asked May 23, 2020 at 21:25

0 votes

2 answers

2k views

How does this AM Modulator work?

amplifier bjt modulation

asked Nov 1, 2014 at 9:48

0 votes

1 answer

753 views

Confused about exponential equation in First Order Integrator Circuit

operational-amplifier integrator

asked Aug 14, 2014 at 5:44

0 votes

1 answer

134 views

4 Bit Register not loading properly

register

asked Oct 26, 2012 at 4:20

0 votes

3 answers

1k views

DIY power extension with relay

power relay mains

asked Jan 26, 2013 at 16:31

-3 votes

1 answer

1k views

Why does my VU Meter work?

led bjt

asked Apr 16, 2013 at 16:24

Stack Exchange Network

current community

your communities

more stack exchange communities

25 Questions

3.3v input to Arduino digital pin

EIA3216 package. What is it?

Signal volume LED Array

Ultrasonic sensor doesn't work inside case

LM358 Distortion Reduction

STM32 GPIO Configuration

Why is an op amp's bandwidth higher at lower gains?

Treble Bass Op Amp

Mains on a single core wire?

12v to 9v via 7809 but I need 9v/-9v

Ultrasonic Sensor URM37

Eagle ground plane polygon

Stereo AM/FM Concept?

Why does this dual summing op amp have this equation?

Class A Output stage Negative Swing

Using a Kalman filter requires a truth value?

Xbee data messed up with 2 sensors communicating to master

Why doesn't this oscillator oscillate

How does one calculate the voltage ratio V+/Vo for this circuit?

Weak signal via pull up resistor?

How does this AM Modulator work?

Confused about exponential equation in First Order Integrator Circuit

4 Bit Register not loading properly

DIY power extension with relay

Why does my VU Meter work?