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s3c
  • Member for 12 years, 6 months
  • Last seen more than a month ago
16 votes
4 answers
11k views

Feasibility of PCB edge plating?

15 votes
3 answers
19k views

Low current battery monitoring

10 votes
2 answers
1k views

Is this normal Buck Regulator behaviour?

6 votes
1 answer
384 views

Any pitfalls when going from two to four layer PCB?

5 votes
1 answer
4k views

Dirt cheap NiCad charger

4 votes
3 answers
10k views

How are RF signals amplified?

3 votes
5 answers
8k views

How to power a GSM Modem from a Li-Po battery?

3 votes
7 answers
5k views

Dedicated 6 channel PWM controller

3 votes
4 answers
604 views

Design vs reality and what to do when they differ

2 votes
3 answers
1k views

BJT amplifier gain rolloff

2 votes
2 answers
3k views

USB port and bench power supply ground difference

2 votes
2 answers
4k views

Recommendations for analog tri-state buffer?

2 votes
2 answers
1k views

USB, LiPo and External power

1 vote
1 answer
2k views

Bus and self powered device using FTDI FT230X

1 vote
1 answer
1k views

LC filter for Vref and Vadc

1 vote
0 answers
324 views

Good compact antenna for FM audio transmitter module?

1 vote
1 answer
1k views

Tuned circuit value switching

0 votes
3 answers
305 views

PCB Trace detection

0 votes
1 answer
287 views

MCP73834 disintegrates after a couple of hours

0 votes
1 answer
187 views

Undriven element when connecting coax to ground?

0 votes
1 answer
786 views

SAW resonator oscillator operating principle

-1 votes
1 answer
471 views

Multi-stage passive filter design [closed]