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Fundamental...

Clear your concepts about Ohm's law, Faraday's law of EM induction, Kirchhoff’s both laws, Joule's law etc. It is the base of knowledge building in electronics.
 

XI Standard Notes...

All the basic points can be covered by going through the notes given here. Click on the link to download the notes directly for different topics/chapters of fundamental electronics like...

Basic Electricity and network theorems

Study of components  

Instruments  

Semiconductors

Oscillators   Computers Fundamentals

Understanding different concepts in electronics (when you visit this site, click on the related link from the given list)

Latest in electronics...

bullet 309 circuits: This book contains a comprehensive variety of circuits, sub-circuits, tips, tricks, design ideas...

bullet Kits & modules: Latest kits and modules for your projects. The collection of EFY.

bullet Elektor's free catalogue of semiconductors (.pdf)

bullet Thousands of Catalogues for all types of electronics components.

Components...

Semiconductors pin configuration - transistors etc.

Evaluate resistors with the help of color code chart - resistors

Evaluate capacitors with their color code chart - capacitors
 

Measuring instruments...

How to use the measuring instruments? Some of these instruments produce loading effects while other do not.
How to use the CRO and get the most out of it?  

Online tutorials 

All about measuring instruments 

B.Sc. Computer Maintenance Experiment Booklet

B.Sc. (Elect) Booklet

Question banks...

Objective papers help a lot in the preparation of conceptual studies. When you tick an option you must be damn sure about its application related to the question asked...

Objective paper on Instruments (Chapter-1)

Objective paper on Power Supply (Chapter-2)

Objective paper on Transducers (Chapter-3)

Objective paper on Operational Amplifiers (Chapter-4)

Objective paper on Electronics Communication (Chapter-5)
 
Solved Problems of Paper-1, Electronics XII Std.

XII standard: Unsolved problems, More problems

Tips...

Due to recent advents in electronics trade, now a days, it is not necessary to have a thorough skill in soldering. But the student of electronics must have, at least an idea, that how this process is done. 
Good tips on soldering
Soldering is an art
How to solder semiconductors?

The complete process guide of wave soldering, its basic techniques are available at...
The waverider
Wave soldering

 

PCB designing... 

The PCB designing is also one an important task in electronics and computer engineering trades. To design the PCB on computers, with lot of interest you can download the PCB designing suite. You can also visit these links for modern solutions of PCB designing...

The best guidelines on PCB designing...

bullet Express PCB

bullet Pad to pad

bullet Designing & fab

Notes... 

Here is a large collection of Modern Physics notes of AIEEE. These notes will help you prepare the Unit-14 and Unit-24 out of complete AIEEE syllabus...

AIEEE, Electric Current and DC Circuits (Unit-14)

AIEEE, Solids and Semiconductor Physics (Unit-24)

AIEEE Question Bank on Current Electricity

AIEEE Question Bank on Solids and Semiconductor Physics

AIEEE Test Papers

Electrostatics notes

Wave Motion notes

bullet More to follow...

Electronics practicals...

XI Std. Experiments

Study of Thevenin's theorem

Study of Maximum power transfer theorem

Study of sinusoidal & nonsinusoidal waves on CRO

Study of multirange voltmeter

Study of multirange ammeter

Study of multimeter

Study of loading effects

Study of resistors and their color codes

Study of capacitors

Study of relay Study of switches

Study of inductors

Study of Half Wave Rectifier

Study of Full Wave Rectifier

Study of Bridge Rectifier

Study of amplifier

Study of p-n junction diode and its characteristics

Study of transistor as a switch

Study of CE mode amplifier

Study of JFET Study of photodiode

XII Std. Experiments:(Paper-1)

Study of CRO and its measurement techniques

Study of Zener diode as load regulator

Study of Zener diode as line regulator

Study of regulator IC LM317 as load regulator

Study of IC LM 317 as line regulator

Study of IC LM317 for R1 and R2

Study of photo relay

Study of inverting amplifier

Study of non-inverting amplifier

Study of adder circuit Opamp

Study of buffer

Study of AMV

Study of MMV

XII Std. Experiments:(Paper-2)

Study of Ex–OR gate

Noise margin

RS flip flop

Decoder

Half adder

Study of IC 7483

Digital to analog converter

Diode matrix ROM

Study of basic gates

Study of universal building block

Study of De Morgan's theorem

Study of given Boolean equation

Study of Mux

Study of Demux

Study of encoder

Study of decoder

Schmitt trigger