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Jeon
  • Member for 9 years, 11 months
  • Last seen more than a month ago
21 votes
2 answers
23k views

High frequency blinking LEDs and sensor for that

6 votes
3 answers
1k views

Is antenna length for a baseband signal infinity?

4 votes
3 answers
2k views

gain, bandwidth and GBWP of current to voltage converter with op-amp

4 votes
2 answers
2k views

Ambient light rejection from photodetecting circuit

3 votes
4 answers
1k views

Slow slew-rate of photodiode circuit output

3 votes
2 answers
939 views

Why is an op-amp necessary for photo detecting circuit generally?

2 votes
1 answer
119 views

What will happen on regulator as battery gets depleted?

1 vote
1 answer
629 views

Two or more different regulators connected to one battery

1 vote
1 answer
98 views

What happen if 0 and 1 are transmitted simultaneously with BPSK?

1 vote
1 answer
7k views

Calculating output voltage and current of photodiode for input towards ADC

1 vote
1 answer
2k views

What is a purpose of BJT in an LED driver circuit with MOSFET?

1 vote
2 answers
5k views

Is there a difference between voltage divider and attenuator?

1 vote
0 answers
201 views

Is it okay to replace voltage feedback op-amp with current feedback op-amp?

1 vote
0 answers
408 views

one-sided saturation with op-amp and RC high pass filter

1 vote
2 answers
1k views

Voltage signal significantly drops when BNC cable is connected

1 vote
1 answer
945 views

Are these two OP-AMP circuits behaving different?

1 vote
2 answers
347 views

attenuated and biased output from op-amp

1 vote
1 answer
687 views

Adjusting output bias of op amp is different with what I calculated and expected

1 vote
3 answers
2k views

Separating Digital GND from Analog GND

1 vote
1 answer
851 views

Twin T notch filter vs RC HPF for 120 Hz sinusoid

1 vote
2 answers
875 views

Is a baseband signal single sided?

0 votes
1 answer
516 views

Is this figure a correct (O)QPSK waveform?

0 votes
1 answer
94 views

Is a cross-correlation property of Gold code independent to modulation?

0 votes
2 answers
3k views

Voltage drops when a signal is fed into op-amp comparator

0 votes
2 answers
1k views

Differential input voltage of op-amp with feedback

0 votes
2 answers
645 views

Can I make photodiode's voltage output bipolar?

0 votes
3 answers
2k views

Driving an LED with a low amplitude square wave as an input of MOSFET switch

0 votes
1 answer
1k views

Should ground be shared between MOSFET gate, draing and source?

0 votes
2 answers
126 views

Looking for op amps alternatives for Pico-Amps pA4-00125-76

0 votes
2 answers
82 views

(Frequnecy of) Bias tees and looking for online retails