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Analog Electronics Lab
S.No
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Specification
Function Generator :
Function: Sine, Square, Triangle ,Ramp ,Pulse ,TTL & DC
Freq. Range :0.3 Hz to10 MHz Sine , 0.3 Hz to 3 MHz Square &
Triangle ; 0.3 to 2 MHz (Ramp ,Pulse & TTL) In seven steps,
Variable control between steps.
Pulse duty cycle : 15 % to 85 % var. (min width 200 ns)
Frequency Range and Mode Selection : Microcontroller based
Frequency Display : 20 X 4Alpha numeric LCD with backlit
Output Voltage : 20 Vpp open circuit ,
Attenuation :20 & 40 dB (fixed) , 20 dB variable attenuation
Offset Range : ± 5 V DC adjustable ,
External Frequency counter: up to 40 MHz
Modulation: FM, Mod. Frequency: DC-20 KHz, 2 Vpp max.
Mains Supply : 230 V ±10 %, 50 Hz
Instrument should have user friendly operation with selections of
parameters like Range ,function, attenuation switch selectable just
below the LCD display where these functions are displayed.
Accessories: BNC to BNC Cable with gold plated connectors.
3 ¾ digit (4000 counts) Digital Multimeter embedded rubber
Holster auto range
DC voltage range
: 400 mv to 1000volts.
AC voltage range
: 4 V to 750volts.
DC Current range
: 400 µA to 10 A.
AC Current range
: 400 µA to 10 A.
Resistance range
: 400 Ω to 40 M Ω
Capacitance range : 40nF to 100µF
Frequency range : 10 Hz to 10 MHz
Duty Cycle
: 01. to 99 %.
Display
: LCD 63X31mm
Battery
: 9V
Accessories
: Test leads, Test clips & manuals.
Other Functions
: Diode test, continuity ,relative measurement,
Datahold, Backlit LCD, sleep mode, low batt. Indicator.
PN Diode ,Zener Diode & LED Characteristics Trainer.
Trainer should be compact & can be used to study
study the PN, Zener & LED diode Forward and reverse
characteristics
Technical Specifications
PN , Zener diode and LED should be provided on board.
On Board DC power supply : +12V DC
Ammeter : 3 1/2 Digit LCD ; Range : 1µA to 200mA
Voltmeter : 3 1/2 Digit LCD ; Range : 1mV to 200V
Mains Supply : 230V AC ±10%
(Detachable mains chord to be provided)
Trainer should be on Legend PCB .Housed in a Molded case
with moulded cover on top ;Should have in built power supply.
Circuit diagram should be printed on the top of the board.
Test points provided on board to measure voltage, current &
resistance at various points.
Transistor Characteristics Trainer
Trainer should be compact & can be used to study
Characteristics of PNP, NPN transistor in all different Type of
configuration and to understand various Regions of operation of
PNP and NPN Transistor. CE,CB& CC config.
Technical Specifications:
DC power supply : +5V, -5V+12V, -12V
Transistor : BC548, 2N3906 ; Base should be provided to use
other transistors .
Ammeter : 3½ digit LCD ; Range : 1µA to 200mA
Voltmeter : 3½ digit LCD ; Range :1mV to 200V
Qty
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Mains : 230 V AC ±10% (Detachable mains chord to be provided)
Trainer should be on Legend PCB .Housed in a Molded case
with moulded cover on top ;Should have in built power supply.
Circuit diagram should be printed on the top of the board.
Test points provided on board to measure voltage, current &
resistance at various points.
FET Characteristics Trainer
Trainer should be compact & can be used to Study of
characteristics of Field Effect Transistor and to evaluate-AC
Drain resistance, Transconductance, Amplification factor, and DC
Drain resistance
Technical Specifications:
DC power supply : -5V+12V,
FET :J112A
Ammeter : 3½ digit LCD ; Range : 2mA to 200mA
Voltmeter : 3½ digit LCD ; Range :200mV to 200V
Mains : 230 V AC ±10% (Detachable mains chord to be provided)
Trainer should be on Legend PCB .Housed in a Molded case
with moulded cover on top ;Should have in built power supply.
Circuit diagram should be printed on the top of the board.
Test points provided on board to measure voltage, current &
resistance at various points.
Half wave ,Full wave & Bridge rectifier
Study of Half wave, Full wave & Bridge Rectifier.
Test points are provided on board.
Transformer Rating: 9 V center tapped (300mA) approx.
Mains Supply : 230V, ±10%, 50Hz
Half wave Rectifier output : + 4V DC approx.
Center-Trapped Rectifier : +8 V DC approx.
Bridge Rectifier Output : + 8 V DC approx.
Filter : LC Type ;Load : Resistive 220W, ½Watt
Interconnections: 2mm ;Patch cords : 2 mm banana stackable
Mains : 230V AC ±10% (Detachable mains chord to be provided)
Trainer should be on Legend PCB .Housed in a Moulded case
with moulded cover.
Zener diode as Voltage regulator
Trainer should have facility to study the operation of Zener diode
as a voltage regulator with the variation in source voltage and load
resistance. This training board should be provided with different
sections of a regulated power supply i.e. step-down transformer,
bridge rectifier, capacitive filter and voltage regulator.
Technical Specifications :
Transformer : 0 - 9 V, 500 mA (approx.)
Filter : Capacitive ; 1000 µF, 35 V
Zener Diode : V z = 5.6 V ; I ZM = 178 mA
Potentiometer, P1 : 4.7 KΩ ; P2 : 4.7 KΩ
Mains Supply : 230 V ±10%, 50 Hz
Interconnections: 2mm ;Patch cords : 2 mm banana stackable
Mains : 230 V AC ±10% (Detachable mains chord to be provided)
Trainer should be on Legend PCB with no components on the top
of board. Housed in a Moulded case with moulded cover on top
Two RC Coupled amplifier and emitter follower
Trainer should have :
Provision to study Single & Multistage RC Coupled amplifier &
Emitter follower circuit.
On Board sine wave generator with variable frequency and
amplitude & DC power supply
Technical specifications:
On Board DC power supply : +12 V, +5 V
On Board Sine wave generator
Frequency : 10 Hz - 100 KHz ±10% ; Amplitude : 0 to 5 Vpp
Interconnections: 2mm ;Patch cords : 2 mm banana stackable
Mains : 230 V AC ±10% (Detachable mains chord to be provided)
Fuse : 500 mA, (slow blow, spare fuse is given in mains socket)
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Trainer should be on Legend PCB with no components on the top
of board. Housed in a Moulded case with moulded cover on top
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OP Amp characteristics & Application trainer
Trainer should be compact & should have different blocks to study:
Open-Loop Gain as a function of frequency ,study and measure
CMRR , Op-amp gain in voltage series & Shunt feedback
configuration ; Voltage follower i.e. buffer ,Differential amplifier
and observe its output at noisy signal common to both input
terminal ; Op-amp as I-V converter & V-I Converter
Op-amp as inverting Summer ,inverting Averager, inverting Scaler
; Op-amp as a non-inverting Averager , non-inverting Summer;
Op-amp as an Integrator , Differentiator
Specifications
Function Generator :;Output : Sine, Square and Triangle
Frequency : 10 Hz 100 KHz
DC Power Supplies: 0 - 5 V variable, 2 Nos.
Test Points : 28
Power Consumption : 4 VA (approx.)
Interconnections: 2mm ;Patch cords : 2 mm banana stackable
Mains : 230V AC ±10% (Detachable mains chord to be provided)
Trainer should be on Legend PCB .Housed in a Moulded case with
no components on the top of the board.
Wein Bridge Oscillators Trainer
Trainer should have :
Provision to Study the working principle of Wein Bridge
Oscillators and their use in generation of sinusoidal waveform.
On board resistances & potentiometer.
Biasing Voltage : +12V DC
Design of Oscillators : Passive Elements with Op - Amp
Mains : 230 V ±10%, 50 Hz (Detachable mains chord )
Interconnections: 2mm gold plated
Patch cords : 2 mm banana stackable & gold plated
Mains : 230 V AC ±10% (Detachable mains chord to be provided)
Trainer should be on Legend PCB with no components on the top
of board. Housed in a Moulded case with moulded cover on top
Hartley and Colpitt Oscillators Trainer
Trainer should have :
Provision to Study the working principle of Hartley and Colpitt
Oscillators and their use in generation of sinusoidal waveform.
Option to choose different sets of Capacitors & Inductors.
Biasing Voltage : +12V DC
Design of Oscillators : Passive Elements with NPN Transistors
Mains : 230 V ±10%, 50 Hz (Detachable mains chord )
Interconnections: 2mm gold plated
Patch cords : 2 mm banana stackable & gold plated
Mains : 230 V AC ±10% (Detachable mains chord to be provided)
Trainer should be on Legend PCB with no components on the top
of board. Housed in a Moulded case with moulded cover on top
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Oscilloscope demonstrator
Oscilloscope in open form with all components and controls
placed on single PCB .Amplifier, Time base, Channel section
signal available on test points. Separate sections for PS, EHT, VA,
HA, TB & Trigger for easy identification. Fault creation &
Rectification provided .Track printing with different colours on
different sections on component board for easy circuit training
Legend Printing on PCB for easy identification of components
Can be used as a standard 20 MHz Dual Trace Oscilloscope
Bandwidth : DC-20 MHz (-3 dB)
Channel I, Channel II, Channel I & II Alternate or chopped,
Controls provided on PCB. Channel selection signals available at
Test points. X-Y operation 1:1
Vertical Deflection (Y)
Deflection Coefficients : 12 calibrated steps 5 mV /div - 20
Maximum Input voltage : 350 V (DC + Peak AC)
Pre-Amp, Final Amp Outputs at Test Points.
Time base
Time Coefficients : 18 calibrated steps, 0.5 µs / cm - 0.2 s / cm
with magnifier x 5 to 100 ns /cm.TB generation at Test Points
Trigger System:
Modes : Automatic or Variable ;Source : CH I, CH II, External
Slope : Positive or Negative ;Coupling : AC, TV Frame
Component Tester :
Test Voltage : Max 8.6 V (Open) rms ;Test Current : Max 8 mA
(Shorted) rms ;Test Frequency : 50 Hz, Test circuit grounded to
chassis
Fault Simulation : Total 15 Faults included
Included Accessories: Learning material (CD)., BNC-BNC Cable
1 No., BNC - Prod tip Cable 1 No., Test Prods 1 pair,. Additional
Jumpers 10
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