The design and construction of electronic circuits
to solve practical problems is an essential
technique in the fields of electronic engineering
and computer engineering.

With this board the students can study the
different configurations of transistor BJT, with
emitter, collector and common base and also the
configurations as a power amplifier in class B and
in class C.

**THEORETICAL TOPICS**

• Linear amplification of current, voltage and
power

• BJT amplifiers: EC, CC and BC configurations

• Thermal stability of a linear amplifier

• Static and dynamic load line

• Intermediate stage – final stage pre‐amplifiers

• Power amplifiers in class A

• Power amplifiers in class B

• Power amplifiers in class C

• Fault simulation

**CIRCUIT BLOCKS**

• The common emitter amplifier

• The common collector amplifier

• The common base amplifier

• The push‐pull power amplifier in class B

• The power amplifier tuned in class C

Complete with theoretical and practical manual.

Dimensions of the board: 297x260mm

**DL 3155M14**

The design and construction of electronic circuits
to solve practical problems is an essential
technique in the fields of electronic engineering
and computer engineering.

With this board the students can study, in
addition to the various configurations of the BJT
transistor as an amplifier, even how to stabilize
its polarization and how to connect more stages
by RC, with transformer or direct.

**THEORETICAL TOPICS**

• Idea of linear amplification of current,
voltage and power

• Common base configuration: circuit and
behaviour

• Common emitter configuration: circuit and
behaviour

• Common collector configuration (emitter
follower): circuit and behaviour

• Circuits for the control of alternate current
motors

• Thermal and bias stabilization of a linear
amplifier

• Static and dynamic load lines

• Multi‐stage amplifiers

• RC coupled amplifiers

• Transformer coupled amplifiers

• Direct‐coupled amplifiers

• Fault simulation

**CIRCUIT BLOCKS**

• Attenuator

• Common Base / Emitter

• Common Collector

• Bias Stabilization

• RC Coupling / Transformer Coupling

• Direct Coupling

Complete with theoretical and practical manual.

Dimensions of the module: 297x260mm.

**DL 3155E14**

The design and construction of electronic circuits
to solve practical problems is an essential
technique in the fields of electronic engineering
and computer engineering.

With this board the students can study the
different configurations of an amplifier using the
most common electronic devices as the transistor
BJT Phase separator, Darlington, Differential,
Step‐up and Step‐down Convertors) and the
operational amplifier(Voltage follower, V/I and
I/V Invertors and PWM modulator).

**THEORETICAL TOPICS**

• Phase inverter or buffer circuit

• Darlington configuration amplifier

• Differential amplifiers

• Operational amplifiers

• Inverting configuration

• Non‐inverting configuration

• Voltage follower

• Offset voltage

• Slew‐rate

• I/V and V/I converters

• Single supply operational amplifiers

• Switching amplifiers

• Power amplifiers

• Switching operation

• PWM modulator

• Converter or electronic switch

• DC‐DC converter

• Fault simulation

**CIRCUIT BLOCKS**

• Phase separator

• Darlington connection amplifier

• Differential amplifier

• Operational amplifier: reduction of the
offset voltage, inverting and non‐
inverting configuration, and slew‐rate

• Voltage follower

• Voltage‐current converter

• Current‐voltage converter

• Single supply operational amplifier

• PWM modulator

• Step‐up DC‐DC converter

• Step‐down DC‐DC converter

Complete with theoretical and practical manual.

Dimensions of the module: 297x260mm.

**DL 3155M15**

The design and construction of electronic circuits
to solve practical problems is an essential
technique in the fields of electronic engineering
and computer engineering.

With this board the students can study the
operation of the power transistors BJT with
symmetric output, push‐pull, complementary and
in Darlington configuration.

**THEORETICAL TOPICS**

• BJT power amplifiers

• Classification of the output stages

• Harmonic distortion

• Heat dissipation

• Amplifiers in class A

• Amplifier with load flown by direct current

• Amplifier with output transformer (single‐ended
power amplifier)

• Phase splitter

• Amplifiers in class B

• Push‐Pull amplifiers

• Transformer amplifiers in class B

• Output stage in class B (complementary power
amplifiers)

• Single‐ended amplifiers in class B

• Darlington configuration amplifiers

• Fault simulation

**CIRCUIT BLOCKS**

• Single‐ended power amplifier

• Phase splitter

• Push‐pull power amplifier

• Attenuator

• Complementary power amplifier

• Darlington pair

Complete with theoretical and practical manual.

Dimensions of the module: 297x260mm.

**DL 3155E15**

The design and construction of electronic circuits
to solve practical problems is an essential
technique in the fields of electronic engineering
and computer engineering.

With this board the students can analyze and test
all possible configurations of the operational
amplifier 741 from the inverting to the ramp
generator and study all its peculiar characteristics
as CMRR and Slew rate; they can also check the
operation of the integrated circuit NE555 used as
stable and astable multivibrator.

**THEORETICAL TOPICS**

• Ideal operational amplifier

• Concept of common mode and differential

voltage
• The negative feedback

• Main operational amplifier linear configurations

• Concept of virtual mass

• Inverting and non‐inverting configuration

• Inverting summing amplifier

• Zero and different from zero level detector

• Differential amplifier

• Integrator and derivator

• 741 operational amplifier

• The meaning of CMRR, Vos and slew rate

• Comparators, ramp and square wave generators

• Comparator circuit

• Transfer characteristics

• Inverting Schmitt trigger

• Square wave generator (astable multivibrator
with operational amplifier)

• Ramp generator

• 555 integrated circuit as astable and monostable
multivibrator

• Fault simulation

**CIRCUIT BLOCKS**

• Inverting and non‐inverting operational
amplifier

• Operational amplifier parameters: CMRR, slew
rate

• Offset voltage reduction, differential amplifier,
summing amplifier

• Operational amplifier: integrator and shunt

• Comparator: inverting, non‐inverting, with
hysteresis (Schmitt trigger)

• Operational amplifier as astable multivibrator

• Ramp generator

• Timer 555 as astable multivibrator

• Timer 555 as monostable multivibrator

Complete with theoretical and practical manual.

Dimensions of the module: 297x260mm.

**DL 3155M16**

The design and construction of electronic circuits
to solve practical problems is an essential
technique in the fields of electronic engineering
and computer engineering.

With this board the students can study the
operation of the most common configurations of
power amplifiers in class A, in class A with
transformer coupling, in class AB and also as
integrated power component.

**THEORETICAL TOPICS**

• Typical problems relevant to power devices

• Power amplifier parameters

• Classification of the output stages

• Harmonic distortion

• Heat dissipation

• Main circuit configurations

• Class A amplifiers

• Amplifiers with load run by direct current

• Amplifier with output transformer

• Class B output stage

• Fault simulation

**CIRCUIT BLOCKS**

• Class A power amplifier

• Class A power amplifier with transformer coupling

• Class AB power amplifier

• Integrated power amplifier

Complete with theoretical and practical manual.

Dimensions of the board: 297x260mm

**DL 3155M17**

The design and construction of electronic circuits
to solve practical problems is an essential
technique in the fields of electronic engineering
and computer engineering.

With this board the students can study the
structure and the operation of the operational
amplifier in all its main configurations (inverting,
non‐inverting, voltage follower, V/I and I/V
inverters, adder, differential, non‐inverting and
inverting comparators with hysteresis).

**THEORETICAL TOPICS**

• The ideal operational amplifier

• The operational amplifier

• The negative feedback

• Main configurations of the linear circuits

• Idea of virtual mass

• Inverting and non‐inverting configuration

• Buffer

• IV and V/I inverter

• Inverting and non‐inverting adder

• Differential amplifier

• Non‐linear circuits: comparators, comparator
with hysteresis

• Inverting and non‐inverting comparators

• Reference voltage different from zero

• Comparator with hysteresis or Schmitt trigger

• Fault simulation

**CIRCUIT BLOCKS**

• Inverting Operational Amplifier

• Non‐inverting Operational Amplifier

• Voltage follower

• Voltage/Current converter

• Current/Voltage converter

• Adder Amplifier (inverting and non‐inverting)

• Differential Amplifier (Offset reduction)

• Inverting comparator

• Non‐inverting comparator

• Inverting comparator with hysteresis (Schmitt
trigger)

Complete with theoretical and practical manual.

Dimensions of the module: 297x260mm.

**DL 3155E19**

The design and construction of electronic circuits
to solve practical problems is an essential
technique in the fields of electronic engineering
and computer engineering.

With this board the students can study the
operating principle and the features of a large
series of active filters.

**THEORETICAL TOPICS**

• The ideal Operational Amplifier

• The negative feedback

• Inverting configuration

• Not inverting configuration

• Integrator

• Differentiator

• Filters and parameters

• Filters transfer functions

• Study of ceramic filters

• Study of active filters

• Study of passive and active notch filters

• Study of switching filters (Chebyshev filter)

• Filters in cascade

• Attenuation characteristics of the active low‐
pass, high‐pass, stop‐band and band‐pass filters

• Fault simulation

**CIRCUIT BLOCKS**

• Switching filter

• Ceramic filter

• High pass filter

• Band pass filter

• Stop band filter

• Low pass filter

• Q‐variable active notch filter

• Integrator

• Differentiator

Complete with theoretical and practical manual.

Dimensions of the module: 297x260mm.

**DL 3155R23**