Optimal coil specification connected to a 160W audio amplifier to produce an "intense" varying magnetic field
36926
Inducing an intense varying magnetic field with a coil and audio amplifier
36258
How can I make a coil with relief (volute)?
98623
Limiting current for high amp motors
131698
How can I make a simple voltage-controlled attenuator?
79670
Magnetic Shielding?
53441
Simple explanation to the induction from the slowly changing $\vec B$ of a solenoid in the region of $0$ magnetic field
153031
How to change the voltage polarity in an inverting amplifier?
138155
Where might the noise be coming from in this speaker driver circuit?
101427
Design multistage amplifier
92999
Amplifying current using a buffer
44635
Why are large speaker cones required to to produce loud low frequency sounds?
52502
Conservation of Energy in a magnet
42037
Small-signal model of flyback converter
57587
Why do we need an isolation transformer to connect an oscilloscope?
68161
Program to create EMF that conserves transparency
49405
Can we calculate the magnetic field of a permanent magnet?
109916
Magnetic field at the centre of a loop