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GR Tech
  • Member for 8 years, 8 months
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  • Lemnos Greece
13 votes
Accepted

What is the symbol on the supply voltage that looks like a shaded-in capacitor?

9 votes
Accepted

What is Front Porch and Back Porch of a video signal in CRT display?

8 votes

Why too many capacitors in parallel for Vdd supply net? Can't we just add all to replace with one big capacitor?

8 votes
Accepted

Fuse blown indicator circuits compilation

7 votes

How is a current controlled voltage source different from a resistor?

7 votes

Why aren't wires capacitors?

6 votes

How to Calculate the average of a Square Wave?

6 votes

Can someone explain the different relay schematics contact types?

5 votes

Current capacity of very thin (0.1mm ~ 0.5mm) copper wires?

5 votes
Accepted

Clalculating effective value of square waveform

5 votes

Why there is 625 lines [ PAL ] in T.V. scanning or odd lines?

5 votes

Minimum and Maximum temperature for a copper wire to work?

4 votes

Unusual resistor symbol: resitor with Z overlaid

4 votes

Why can't this circuit work for an inductive load?

4 votes

Full-wave bridge rectifier with capacitor filter and ripple voltage

4 votes

Common vs. ground

4 votes
Accepted

How to make the electromagnet of a magnetic-levitator?

3 votes
Accepted

Increasing the surface area of an electro magnet

3 votes

How do I calculate the thermal resistance of aluminum flat stock

3 votes

Can you make a waveform asymmetrical with the 555 timer?

2 votes

Why use 2 isolated grounds in Mackie 220W Power Supply?

2 votes

Does heat affect the magnetic field of an electromagnet?

2 votes

1000 watts, 220 volt, 52" length, Coiled Nichrome wire

2 votes

Why do electronic circuits need their power supply to be DC, or rectified AC?

2 votes

TVS specification understanding

2 votes
Accepted

Designing a copper plate heat sink

2 votes
Accepted

Formula for heat wire Kanthal or NiCr Watt consume?

2 votes

Linear Power Supply Advice

2 votes

20AWG wire inductor and 8A, possible?

2 votes

Home made shunt resistor