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Roman Starkov's user avatar
Roman Starkov's user avatar
Roman Starkov's user avatar
Roman Starkov
  • Member for 13 years, 6 months
  • Last seen more than a week ago
82 votes
11 answers
43k views

Why is there such a strong preference for 45 degree angles in PCB routing?

49 votes
9 answers
12k views

Can an FPGA design be mostly (or completely) asynchronous?

26 votes
2 answers
16k views

FCC part 15 "must accept interference from other sources": what does this mean?

16 votes
2 answers
10k views

What's the difference between 3 and 4 quadrant triacs?

9 votes
5 answers
2k views

What is the definition of "cathode"?

9 votes
1 answer
7k views

Current limiting at mains voltage

7 votes
6 answers
18k views

Why do some DC-powered LED circuits flicker?

5 votes
3 answers
709 views

How do I pick a flux cleaner that's safe for use without industrial ventilation?

3 votes
3 answers
290 views

Are there any generic "how to use this part" guides for basic discretes?

2 votes
1 answer
12k views

How to use a phototriac coupler to trigger the main triac?

2 votes
2 answers
4k views

Using solder paste instead of soldering wire for through-hole parts

2 votes
2 answers
543 views

Why do multimeters show values at the lower parts of a given range the way they do?

2 votes
4 answers
244 views

Deciphering Portable Appliance Test results