JAWAHARLAL
NEHRU TECHNOLOGICAL UNIVERSITYKAKINADA
II Year B.Tech EEE I-Sem
ELECTRONIC
DEVICES AND CIRCUITS LAB
PART A :
(Only for viva voce Examination)
ELECTRONIC
WORKSHOP PRACTICE ( in 6 lab sessions) :
1. Identification, Specifications, Testing of R, L, C Components
(Colour Codes),
Potentiometers, Switches (SPDT, DPDT, and DIP), Coils, Gang
Condensers, Relays, Bread
Boards.
2. Identification, Specifications and Testing of Active Devices,
Diodes, BJTs, Lowpower
JFETs, MOSFETs, Power Transistors, LEDs, LCDs, Optoelectronic
Devices, SCR, UJT,
DIACs, TRIACs, Linear and Digital ICs.
3. Soldering practice – Simple Circuits using active and passive
components.
4. Single layer and Multi layer PCBs (Identification and Utility).
5. Study and operation of
• Multimeters (Analog and Digital)
• Function Generator
• Regulated Power Supplies
1. Study and Operation of CRO.
PART B :
(For Laboratory examination – Minimum of 10 experiments)
1.
Frequency measurment using Lissajous Figures
2. PN Junction diode characteristics A. Forward bias B. Reverse
bias.( cut-in voltage &
Resistance calculations)
3. Zener diode characteristics and Zener as a regulator
4. Transistor CB characteristics (Input and Output) & h
Parameter calculations
5. Transistor CE characteristics (Input and Output) & h
Parameter calculations
6. Rectifier without filters (Full wave & Half wave)
7. Rectifier with filters (Full wave & Half wave)
8. FET characteristics
9. SCR Charecteristics
10. UJT Charectristics
11. CE Amplifier
12. CC Amplifier (Emitter Follower).
PART C:
Equipment
required for Laboratories:
1. Regulated Power supplies (RPS) - 0-30v
2. CROs - 0-20M Hz.
3. Function Generators - 0-1 M Hz.
4. Multimeters
5. Decade Resitance Boxes/Rheostats
6. Decade Capacitance Boxes
7. Micro Ammeters (Analog or Digital) - 0-20 μA, 0-50μA, 0-100μA,
0-
200μA
8. Voltmeters (Analog or Digital) - 0-50V, 0-100V, 0-250V
Electronic Components - Resistors, Capacitors, BJTs, LCDs,
SCRs, UJTs, FETs, LEDs,
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