User Blackwidow

19 votes

3 answers

7k views

Why do 0 dB attenuators exist?

asked Nov 6, 2018 at 19:39

3 votes

2 answers

319 views

loop gain, open loop gain of op amp in inverting configuration (feedback capacitor)

asked Oct 4, 2018 at 21:14

3 votes

2 answers

974 views

Power supplies with or without 'COM' and without ground port at all

asked Aug 25, 2018 at 15:45

2 votes

2 answers

255 views

Thin plate piezoelectric transducer glued to flat surface in shear mode

asked Aug 17, 2018 at 14:06

1 vote

1 answer

2k views

Converting dB vs frequency to V/sqrt(Hz)/ frequency

asked Dec 23, 2021 at 20:45

1 vote

0 answers

52 views

Averaging time, T, of analog lock-in amp equivalent in digital lock-in amplifier

asked Oct 1, 2022 at 1:37

1 vote

1 answer

51 views

Alternative to Glenair Surface Mount Right Angle Printed Circuit Board Connectors [closed]

asked Nov 1 at 17:06

1 vote

1 answer

744 views

analog signal generator output in Volts vs dBm

asked Jan 9, 2019 at 19:00

1 vote

2 answers

3k views

measuring output impedance of op-amp

asked Oct 18, 2018 at 21:53

1 vote

2 answers

1k views

Tektronix TBS 2000 oscilloscope to Python

asked Aug 14, 2018 at 16:10

1 vote

1 answer

150 views

mechanical excitation of tuning fork and electrical readout

asked Nov 29, 2018 at 19:51

1 vote

2 answers

375 views

high frequency vs low frequency lock-in regarding signal to noise ratio

asked Jul 31, 2018 at 14:20

1 vote

2 answers

5k views

add filled zones doesn't work

asked Sep 3, 2018 at 2:02

1 vote

2 answers

601 views

reason to have entire Cu layer as GND connected through via (KiCad)

asked Sep 3, 2018 at 15:50

1 vote

1 answer

208 views

replacing obsolete HEMT and differences between Package/Case and Supplier Device Package

asked Sep 8, 2018 at 16:59

1 vote

1 answer

75 views

Logic circuit shutting off at target voltage

asked Sep 13, 2018 at 2:31

0 votes

1 answer

92 views

GaAs and GaN as low temperature carriers in transistor

asked Sep 13, 2018 at 17:52

0 votes

2 answers

158 views

Measuring current vs voltage

asked Sep 27, 2018 at 16:16

0 votes

0 answers

2k views

transfer function of RC in parallel

asked Sep 3, 2018 at 19:19

0 votes

2 answers

127 views

ac voltage added to dc base line

asked Sep 4, 2018 at 2:03

0 votes

1 answer

116 views

how to adjust drain bias to keep power dissipation constant (HEMT)

asked Sep 4, 2018 at 22:51

0 votes

2 answers

435 views

calibrating vector network analyzer with \$75\Omega \$ coax

asked Jul 31, 2018 at 21:34

0 votes

1 answer

111 views

Low impedance as GND and current measurement, applied voltage sharing the same lead

asked Aug 10, 2018 at 18:56

0 votes

1 answer

1k views

Circuit diagram of an oscilloscope with 50 ohm load impedance

asked Jul 19, 2018 at 23:34

0 votes

2 answers

318 views

physics behind the impedance matching performed in this case

asked Jul 24, 2018 at 22:42

0 votes

1 answer

200 views

Mains earth and op amp ground

asked Aug 25, 2018 at 18:16

0 votes

1 answer

337 views

voltage output and flip flop output

asked Aug 26, 2018 at 16:23

0 votes

1 answer

639 views

op-amp comparator 0 or 12V output

asked Aug 27, 2018 at 22:37

0 votes

0 answers

421 views

fast voltage follower (from datasheet of LM318) and current of input terminals

asked Aug 28, 2018 at 1:57

0 votes

2 answers

410 views

custom made symbol not showing up in schematic

asked Aug 31, 2018 at 2:15

Stack Exchange Network

40 Questions

Why do 0 dB attenuators exist?

loop gain, open loop gain of op amp in inverting configuration (feedback capacitor)

Power supplies with or without 'COM' and without ground port at all

Thin plate piezoelectric transducer glued to flat surface in shear mode

Converting dB vs frequency to V/sqrt(Hz)/ frequency

Averaging time, T, of analog lock-in amp equivalent in digital lock-in amplifier

Alternative to Glenair Surface Mount Right Angle Printed Circuit Board Connectors [closed]

analog signal generator output in Volts vs dBm

measuring output impedance of op-amp

Tektronix TBS 2000 oscilloscope to Python

mechanical excitation of tuning fork and electrical readout

high frequency vs low frequency lock-in regarding signal to noise ratio

add filled zones doesn't work

reason to have entire Cu layer as GND connected through via (KiCad)

replacing obsolete HEMT and differences between Package/Case and Supplier Device Package

Logic circuit shutting off at target voltage

GaAs and GaN as low temperature carriers in transistor

Measuring current vs voltage

transfer function of RC in parallel

ac voltage added to dc base line

how to adjust drain bias to keep power dissipation constant (HEMT)

calibrating vector network analyzer with \$75\Omega \$ coax

Low impedance as GND and current measurement, applied voltage sharing the same lead

Circuit diagram of an oscilloscope with 50 ohm load impedance

physics behind the impedance matching performed in this case

Mains earth and op amp ground

voltage output and flip flop output

op-amp comparator 0 or 12V output

fast voltage follower (from datasheet of LM318) and current of input terminals

custom made symbol not showing up in schematic