Analog electronic circuits

Weekend Laboratory Analog Electronic Circuit Video Tutorial

• Chapter 1：PNP type transistor switch principle and application examples (12 minutes and 26 seconds)

• Chapter 2：Use PNP transistor and photoresistor to complete the light control circuit and sensitivity debugging (8 minutes and 12 seconds)

• Chapter 3：Popular explanation and experimental verification of triode amplification (10 minutes and 3 seconds)

• Chapter 4：Integrated circuit understanding, NE555 chip pin definition (7 minutes and 39 seconds)

• Chapter 5：Alternating flashing LED circuit of NE555 chip, cool! (8 minutes and 18 seconds)

• Chapter 6：How much does a traffic light cost? Blinking LED frequency adjustment, the principle is so simple (9 minutes and 27 seconds)

• Chapter 7：Come and make a voice-activated flashing circuit that "dances" with the sound. (8 minutes and 27 seconds)

• Chapter 8：Analysis of the principle of voice-activated flashing circuit, what do you think? (8 minutes and 38 seconds)

• Chapter 9：Use 555 chip to make a simple electronic keyboard, the secret of tone changes (9 minutes and 3 seconds)

• Chapter 10：Make a simple electronic keyboard with IC555 and witness the birth of a street artist together (7 minutes and 26 seconds)

• Chapter 11：5 yuan simple anti-sneak camera artifact, come and make one (10 minutes and 40 seconds)

• Chapter 12：Make your own touch-type night light, install it easily with NE555, let’s try it together (9 minutes and 44 seconds)

• Chapter 13：Make full use of the triode switch principle to easily create a water level display alarm. (8 minutes and 31 seconds)

• Chapter 14：Hard core science about semiconductors, the ins and outs of semiconductor diodes (8 minutes and 31 seconds)

• Chapter 15：What is a PN junction? A hard-core explanation of the one-way conduction principle of a diode (10 minutes and 46 seconds)

• Chapter 16：What is rectification and how do diodes rectify? What is the principle of rectifier bridge? (9 minutes and 46 seconds)

• Chapter 17：Use breadboard to build a rectifier bridge, simple and easy to learn, voltage drop test verification of ordinary diodes (5 minutes and 41 seconds)

• Chapter 18：What is a filter capacitor? A UP owner who doesn’t know how to grow flowers is not a good teacher. (13 minutes and 29 seconds)

• Chapter 19：Integrated circuit CD4017 counter chip function introduction and pin definition (11 minutes and 18 seconds)

• Chapter 20：CD4017 running water lamp experiment, pin insertion and circuit principle analysis (12 minutes and 2 seconds)

• Chapter 21：NE555 + CD4017 Beautiful marquee turns out to be so simple (10 minutes and 5 seconds)

• Chapter 22：Simple digital code lock, counter chip CD4017 advanced experimental circuit (11 minutes and 46 seconds)

• Chapter 23：Experimental circuit of infrared transmitting tube and receiving tube to explore infrared beam alarm device (9 minutes and 58 seconds)

• Chapter 24：Understand the infrared transmitting tube and receiving tube, and test the principle of reverse connection of the receiving tube (6 minutes and 47 seconds)

• Chapter 25：Use the CD4017 chip to build a complex combination lock, it is simple and practical, you can also learn it (11 minutes and 58 seconds)

• Chapter 26：Understand digital tubes and differentiate between common anode and common cathode digital tubes (9 minutes and 51 seconds)

• Chapter 27：CD4026 counter chip pin definition and its decoding driver function (9 minutes and 51 seconds)

• Chapter 28：Detailed explanation of using CD4026 counter core to drive digital tube experimental circuit (14 minutes and 25 seconds)

• Chapter 29：NE555+CD4026+nixie tube, you can play whatever you want (9 minutes and 39 seconds)

• Chapter 30：When you encounter a mysterious color ring resistor, how should you read its resistance value? (6 minutes and 45 seconds)

• Chapter 31：Analysis of the principle of astable multivibrator circuit - Astable multivibrator (part 1) (12 minutes and 50 seconds)

• Chapter 32：The most intuitive analysis on the entire network, the principle analysis of astable multivibrator circuit - Astable multivibrator (part 2) (13 minutes and 49 seconds)

• Chapter 33：Selection of resistors and capacitors in astable multivibrator circuit - Astable multivibrator (part 3) (12 minutes and 25 seconds)

• Chapter 34：Transistors, capacitors, resistors, astable oscillator circuit final chapter: the overturning experiment is the real thing - Astable multivibrator (part 4) (14 minutes and 56 seconds)

• Chapter 35：NE555+CD4017 carbine circuit, this old man is worried! Generally accepted knowledge may not be correct (14 minutes and 53 seconds)

• Chapter 36：Internal schematic diagram of the integrated chip NE555, let’s see what’s inside it? (15 minutes and 43 seconds)

• Chapter 37：The rotating train is coming, woo! woo! Men's pleasure is always so simple (11 minutes and 43 seconds)

• Chapter 38：This circuit analysis is too difficult, not simple at all, please help me! (14 minutes and 55 seconds)

• Chapter 39：Very easy circuit analysis, you can understand it as soon as you listen to it, and you can understand it as soon as you speak it. Another kind of love is called letting go. (12 minutes and 36 seconds)

• Chapter 40：What are the conduction conditions of the triode? Our thoughts cannot be bound by past experiences and books (14 minutes and 16 seconds)

• Chapter 41：Multivibrator circuit PLUS version, the final chapter of circuit analysis, completed (14 minutes and 58 seconds)

• Chapter 42：Electronic components: Zener diodes, Zener diodes, ZenerDiode (12 minutes and 33 seconds)

• Chapter 43：Zener diode breakdown, Zener breakdown, avalanche breakdown, electrical breakdown and thermal breakdown (12 minutes and 26 seconds)

• Chapter 44：Zener diode (3) Volt-ampere characteristic curve of diode (13 minutes and 20 seconds)

• Chapter 45：Zener Diode (4) Voltage stabilization circuit analysis, Zener Diode part 4 (11 minutes and 58 seconds)

• Chapter 46：Field effect transistors of electronic components, understanding JFET junction field effect transistors 01 (13 minutes and 29 seconds)

• Chapter 47：JFET junction field effect transistor: clamping voltage and clamping current 02 (12 minutes and 18 seconds)

• Chapter 48：Working principle and volt-ampere characteristic curve of N-channel JFET junction field effect transistor 03 (14 minutes and 19 seconds)

• Chapter 49：Working principle of P-channel JFET junction field effect transistor and general classification of JFET 04 (13 minutes and 9 seconds)

• Chapter 50：MOSFET of electronic components, common classification, physical structure and circuit symbols (13 minutes and 24 seconds)

• Chapter 51：N-channel MOSFET working principle and volt-ampere characteristic curve (13 minutes and 15 seconds)

• Chapter 52：Enhancement mode MOSFET physical structure and circuit symbols, with answers to questions in the first issue (13 minutes and 54 seconds)

• Chapter 53：Enhancement mode MOSFET working principle and volt-ampere characteristic curve (13 minutes and 58 seconds)

• Chapter 54：The final chapter of MOSFET, filling in the holes and finishing with flowers (14 minutes and 49 seconds)

• Chapter 55：N-channel JFET working experiment, finally you can do breadboard experiment (14 minutes and 46 seconds)

• Chapter 56：Three small components to make a simple DC adjustable power supply (14 minutes and 47 seconds)

• Chapter 57：Use one DC power supply to achieve a preliminary version of dual power supply circuit (14 minutes and 17 seconds)

• Chapter 58：A single DC power supply achieves an advanced and simplified version of the "bidirectional" power supply circuit (14 minutes and 7 seconds)

• Chapter 59：Is the voltage stabilization value of the Zener diode accurate? How to identify and use it? Simple little experiment (9 minutes and 41 seconds)

• Chapter 60：Experiments will tell you why your voltage stabilizing circuit cannot stabilize the voltage. (14 minutes and 48 seconds)

• Chapter 61：Make use of Zener diodes to create a simple battery indicator circuit (11 minutes and 1 seconds)

• Chapter 62：9V battery turns into emergency power bank, homemade mobile phone USB charger (9 minutes and 47 seconds)

• Chapter 63：Electronic components: BJT bipolar junction transistor, historical development of triode (12 minutes and 47 seconds)

• Chapter 64：Why is a triode called a bipolar transistor? What is its internal structure like? (14 minutes and 16 seconds)

• Chapter 65：Easily determine the working mode of the triode and how to calculate the saturated conduction voltage drop (14 minutes and 49 seconds)

• Chapter 66：The principle of triode amplification, analysis of triode AC signal amplification, even beginners can understand (11 minutes and 57 seconds)

• Chapter 67：Extra: Diode and Triode, what are the predecessors of BJT? (14 minutes and 47 seconds)

• Chapter 68：OPAMP operational amplifier inverting input terminal, common emitter inverting amplifier circuit (12 minutes and 3 seconds)

• Chapter 69：How to use the non-inverting input terminal and common collector circuit of OPAMP operational amplifier? Operational Amplifier (14 minutes and 46 seconds)

• Chapter 70：OPAMP operational amplifier non-inverting input terminal, common base amplifier circuit Common Base (13 minutes and 41 seconds)

• Chapter 71：Supplementary knowledge of circuit basics: AC and DC, superposition of currents (17 minutes and 17 seconds)

• Chapter 72：Supplement to basic circuit knowledge: the significance of negative voltage in operational amplifiers (10 minutes and 59 seconds)

• Chapter 73：I asked you how much sorrow you have. I don’t know how the current flows. Lu Xun: How many ways can you write fennel? (14 minutes and 54 seconds)

• Chapter 74：Answers to the after-school exercises at the end of the last video. Corrections are welcome. (10 minutes and 44 seconds)

• Chapter 75：Do you really understand the working principle of capacitors, blocking DC and passing AC? How Capacitors Work (14 minutes and 24 seconds)

• Chapter 76：How does current flow through a DC power supply? How to understand the short circuit of DC power supply under AC signal (12 minutes and 52 seconds)

• Chapter 77：Transistor amplification experiment, a Class A power amplifier circuit costing 5 yuan, the effect is beyond imagination (14 minutes and 29 seconds)

• Chapter 78：Transistor single tube amplification experiment, this circuit is a bit interesting (15 minutes and 2 seconds)

• Chapter 79：Differential amplification circuit of operational amplifier, what is the relationship between zero drift and temperature drift? (14 minutes and 59 seconds)

• Chapter 80：Transistor amplifier bias resistor selection, zero point drift, and differential amplifier circuit experiment (14 minutes and 12 seconds)

• Chapter 81：Negative feedback effect of differential amplifier circuit Re, common mode signal and differential mode signal (14 minutes and 18 seconds)

• Chapter 82：Experiments related to common-mode negative feedback resistors in differential amplifier circuits (14 minutes and 28 seconds)

• Chapter 83：Basic principles of current mirrors, learn about current sources with infinite resistance (14 minutes and 44 seconds)

• Chapter 84：Operational amplifier input stage, differential amplifier circuit final chapter: input and output configuration (14 minutes and 52 seconds)

• Chapter 85：Submission from a netizen: The oscillation circuit does not oscillate. What’s wrong with your capacitor? (14 minutes and 54 seconds)

• Chapter 86：Is it possible to analyze the principle of complementary self-oscillation circuit and deduce the theoretical process from experimental phenomena? (14 minutes and 46 seconds)

• Chapter 87：Analysis of the principle of complementary self-oscillation circuit, the root cause of oscillation is here (14 minutes and 59 seconds)

• Chapter 88：Analysis of the principle of complementary self-oscillation circuit, which cannot roll over (14 minutes and 59 seconds)

• Chapter 89：Analyze the final chapter. If the principle is wrong, start over again. All roads lead to Rome. Check it out. (20 minutes and 47 seconds)

• Chapter 90：Self-excited oscillation, bootstrap boost, the parameters are too difficult to adjust, just let the oscillation happen. (17 minutes and 20 seconds)

• Chapter 91：Op amp intermediate circuit, Darlington circuit amplification principle, what is a composite triode (15 minutes and 52 seconds)

• Chapter 92：Op amp complementary output circuit, what is the crossover distortion of Class B power amplifier circuit? (14 minutes and 14 seconds)

• Chapter 93：Crossover distortion experiment of Class B power amplifier circuit, how should the positive and negative power supplies be connected? (9 minutes and 34 seconds)

• Chapter 94：How to overcome the crossover distortion problem in Class A and B power amplifier circuits, and what are the considerations in selecting circuit components? (13 minutes and 32 seconds)

• Chapter 95：How to improve crossover distortion, detailed analysis of Class A and B power amplifier circuits (13 minutes and 40 seconds)

• Chapter 96：How the Vbe multiplier circuit improves the crossover distortion problem, the last bone of the op amp output stage (13 minutes and 45 seconds)

• Chapter 97：The final chapter of the internal circuit of the op amp, improving the crossover distortion circuit experiment (11 minutes and 47 seconds)

• Chapter 98：What is an ideal op amp and how should it be used? (19 minutes and 5 seconds)

• Chapter 99：Operational amplifier negative feedback circuit, a preliminary understanding of "virtual short" and "virtual open" (16 minutes and 53 seconds)

• Chapter 100：Op amp negative feedback circuit, advanced analysis and circuit analysis of "virtual short" and "virtual open" (19 minutes and 57 seconds)

• Chapter 101：Operational amplifier negative feedback circuit, basic analysis of non-inverting input circuit (17 minutes and 7 seconds)

• Chapter 102：Supplement to the op amp negative feedback circuit, what is a voltage follower (21 minutes and 55 seconds)

• Chapter 103：Application circuits of operational amplifiers, proportional operators, multiplication and division operations? (14 minutes and 50 seconds)

• Chapter 104：Application circuit of operational amplifier, inverting adder, proportional adder (13 minutes and 55 seconds)

• Chapter 105：Application circuit of operational amplifier and detailed analysis of adder circuit (21 minutes and 46 seconds)

• Chapter 106：Millman's theorem, Millgate theorem, Norton's theorem, a lot of theorems (20 minutes and 18 seconds)

• Chapter 107：Application circuit of operational amplifier, non-inverting adder formula, circuit analysis (19 minutes and 30 seconds)

• Chapter 108：Operational amplifier application circuit, subtractor and differential amplifier circuit analysis (14 minutes and 21 seconds)

• Chapter 109：Application circuits of operational amplifiers, multi-stage differential amplifiers and instrumentation amplifiers (21 minutes and 46 seconds)

• Chapter 110：Application circuit of operational amplifier, logarithm operator, current equation of diode (26 minutes and 11 seconds)

• Chapter 111：Use operational amplifiers to build logarithm and exponential operators, multiplication and division operators (20 minutes and 49 seconds)

• Chapter 112：Basic knowledge supplement: A brief analysis of basic RC circuits and first-order low-pass filter circuits, making it easy for beginners to get started (21 minutes and 32 seconds)

• Chapter 113：Basic arithmetic circuits, integral arithmetic circuits, waveform conversion and circuit applications (15 minutes and 29 seconds)

• Chapter 114：Basic arithmetic circuit, operational amplifier integral arithmetic circuit Rf function correction, welcome guidance (18 minutes and 9 seconds)

• Chapter 115：Basic arithmetic circuit, differential arithmetic circuit analysis, corrections welcome (13 minutes and 45 seconds)

• Chapter 116：Other applications of operational amplifiers, first introduction to voltage comparators (15 minutes and 52 seconds)

• Chapter 117：Some extended circuit analysis of single-limit voltage comparators and zero-crossing comparators (15 minutes and 23 seconds)

• Chapter 118：General single-limit voltage comparator and its application (15 minutes and 26 seconds)

• Chapter 119：How are hysteresis comparators and hysteresis comparators designed? What is return difference? (13 minutes and 20 seconds)

• Chapter 120：Answers to questions in the hysteresis comparator course, welcome to discuss and give advice (11 minutes and 58 seconds)

• Chapter 121：Window voltage comparator, the final chapter of operational amplifier, complete with flowers (12 minutes and 59 seconds)