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metacollin
  • Member for 10 years, 4 months
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693 votes
Accepted

Why is there so much fear surrounding LiPo batteries?

163 votes
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Ceramic caps vs electrolytic. What are the tangible differences in use?

88 votes
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How do I measure 10,000 A DC?

66 votes
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What is the purpose of a buffer gate?

63 votes

Supercapacitors as car batteries

58 votes
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PCB 90 degree angles

52 votes

Can an oscilloscope be used as an EKG?

51 votes

Why charging Li-Ion batteries in cold temperatures would harm them?

45 votes
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What is an "XY" rated safety capacitor, exactly?

35 votes
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Optimize heat sink design - connect cooling pad on PCB backside by vias

34 votes
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Unusual chemical reaction on PCB (SMPS circuit)

25 votes
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Is it safe to use a Li-ion battery after being completely discharged?

25 votes
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Why is the battery jumpered to a resistor in this schematic?

23 votes
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Does anyone know the history of the earth ground symbol

23 votes

Why try to maximize number of grounding vias in RF PCBs?

22 votes
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X capacitor selection for SMPS power supply

21 votes
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Storing a secure key in an embedded device's memory

19 votes
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Can I send PWM through 1 meter cable?

19 votes
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Electrical cabinet - cooling fan on top or bottom?

18 votes

Measuring current over longer period of time

18 votes
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What makes the value of the surface to case thermal resistance?

18 votes
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Why are OLEDs used in screens insted of LEDs?

18 votes
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Where are Ćuk converters

17 votes
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Stacking batteries to get 200 volts and 21 amperes

17 votes
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What happens when you keep increasing frequency of an RF signal?

17 votes
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How can I observe rectifier switching noise?

16 votes
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What does the value of reactive power represent physically?

14 votes

Can I use a common mode choke as a coupled inductor in a SEPIC converter

14 votes
Accepted

Audio signal on oscilloscope

13 votes

How to remove enamel from wire?

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