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9 votes
5 answers
2k views

What is the "problem" with directly coupled amplifiers?

-1 votes
0 answers
39 views

12V Automotive Control with 5V Logic

0 votes
1 answer
30 views

Why the diode does not work?

-1 votes
0 answers
13 views

Quad 11 element beam Phased Array

0 votes
1 answer
25 views

Relay issue not switching

0 votes
0 answers
85 views

USBC to UART: pour

1 vote
1 answer
187 views

When should an unmatched antenna be measured with a cable length in even multiples of a half-wavelength?

-1 votes
0 answers
11 views

PCB mount enclosure for EPCOS A314 PTC thermistor

2 votes
2 answers
52 views

Could you switch emitter to ground?

-1 votes
0 answers
33 views

Implementation of a double relay

5 votes
5 answers
410 views

Using the PCB itself as a zero insertion force socket?

2 votes
3 answers
72 views

Is the reason of low-load inefficiency of large power supplies that they are forward converters, not flyback converters?

1 vote
3 answers
220 views

Fake energy saver inductive loads

1 vote
2 answers
157 views

Delay in output relative to input

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