A better explanation (compared to 11 september 2015) from the Schmitt trigger circuit. Please note: there are a few schmitt trigger circuits (with component values and explanation) on my YT channel. More info in my books on the Lulu website, author Ko Tilman.

LINKS TO INFORMATIVE & GENERAL VIDEOS ABOUT ELECTRONICS
What do you need for an electronic lab? [ Ссылка ]
How to test a power supply [ Ссылка ]
Elementary electronics, the bipolar transistor part 1 [ Ссылка ]
Elementary electronics, the bipolar transistor part 2 [ Ссылка ]
Elementary electronics: coils [ Ссылка ]
Elementary electronics: how to damage a bipolar transistor immediately (VERY important) [ Ссылка ]
The most important properties from bipolar transistors [ Ссылка ]
Prevent transistor leads from breaking [ Ссылка ]
Combining NPN and PNP transistors in 1 circuit [ Ссылка ]
How to make a standard NPN Darlington [ Ссылка ]
What to do with a transistor Darlington [ Ссылка ]
How to drive a relay by means of a transistor or Darlington [ Ссылка ]
Discriminating European transistor types [ Ссылка ]
2N3055 with a too low amplification factor, throw them away ? [ Ссылка ]
The importance from the emitter capacitor in a grounded emitter transistor circuit [ Ссылка ]
The transistor series regulator practice (hum suppressor!) [ Ссылка ]
How to make a shunt – DC ampèremeter [ Ссылка ]
Diodes, their voltage drop and its practical application [ Ссылка ]
Passive diodes testing (barrier voltage) [ Ссылка ]
Passive diode testing part 2 (capacitance-barrier layer) [ Ссылка ]
Point contact diodes [ Ссылка ]
Electron tubes, some basics [ Ссылка ]
Do our ears make harmonics? [ Ссылка ]
Oscillation conditions [ Ссылка ]
Oscillation conditions part 2 [ Ссылка ]
Effect of temperature changes on a VFO [ Ссылка ]
Voice pattern, square waves, triangle waves, harmonics [ Ссылка ]
741 Sine wave (Wien Bridge) 0scillator-typical problems [ Ссылка ]
Oscillators, how they can confuse you and disguise [ Ссылка ]
Why an oscillator? [ Ссылка ]
L-C filter/transistor and how to create useful waveforms [ Ссылка ]
Changing/restoring waveforms with a R-C or L-C filter/differentiator-integrator
[ Ссылка ]
How to make a voltage doubler, part 1 [ Ссылка ]
How to make a voltage doubler, part 2 [ Ссылка ]
All kinds of tuning capacitors explained [ Ссылка ]
The Schmitt trigger circuit explained [ Ссылка ]
What to do with broken (analog) multimeters? [ Ссылка ]
Cheap crocodile clips, change them in reliable ones [ Ссылка ]
Quiescent current alignment in (homebrew) audio class B amplifiers [ Ссылка ]
Solid state wiring in homebrew audio amplifiers [ Ссылка ]
Voltage reverse switch [ Ссылка ]
Series-parallel switch for 2 voltage/current sources [ Ссылка ]
Silly Mosfet testing [ Ссылка ]
Cabinet/box for a 100 Watt or more power supply [ Ссылка ]
Transistors that fail [ Ссылка ]

More links to all kinds of electronic themes & issues in my channel trailer “Radiofun232 on You Tube” in the “comments” section.

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