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| AM Modulation and Demodulation |
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Group of Analog
Communications |
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| SSB Modulation and Demodulation |
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| FM Modulation and Demodulation |
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AM Modulation and Demodulation |
- AMPLITUDE MODULATIONS & DEMODULATION TRAINER MODEL NO. HIQ-4101
The trainer provides all necessary inputs and connections for students to study about amplitude modulation & Demodulation techniques
Features:
Onboard modulation & demodulation circuits.
Wein bridge oscillator version modulation signal generator.
On board carrier generator (synchronized)
2 selectable modulation signal frequencies.
Onboard 2nd and 4th order butter worth low pass filter & amplifier.
Built in DC power supply.
Technical Specifications:
Transistorized amplitude modulator circuits.
Carrier signal generator (100 KHZ)& selectable
Modulating signal generator (500 KHZ & 1 KHZ)
Low pass filters: butter worth 2nd & 4th order
Filter cut off frequency 3.4 Khz
Test points:10
Inter connections: 4mm sockets
Power:230V + /- 10% , 50Hz.
Dimensions(mm): W330, H80, D200
Weight :2Kg
Accessories included :manual, patch cords
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| AM Modulation and Demodulation |
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FM Modulation and Demodulation |
- FREQUENCY MODULATION & DEMODULATION TRAINER MODEL NO. HIQ-4102
The trainer provides all necessary inputs and connections for students to study about amplitude modulation & Demodulation techniques.
Features:
Onboard modulation & demodulation circuits
On board modulating signal generator
In built carrier signal generator.
On board 2nd & 4th order butter worth low pass filter amplifier .5. built DC power supply.
Technical Specifications:
Variable modulating signal generator (3khz to 5 Khz)
FM using 8038 function generator IC
Modulation index can be calculated by means of variable amplitude of modulating signal generator.
LOW PASS FILTER :
butter worth 2nd & 4th order filter cut –off frequency 3.4 Khz
Test points:11
Inter connections: 4mm sockets
Power:230V+/- 10%, 50Hz
Dimensions (mm): W330, H80, D200
Weight: 2 Kg
Accessories included: manual, patch cords
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| FM Modulation and Demodulation |
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BM Modulation and Demodulation |
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The trainer provides all necessary inputs and connections for students to study balanced modulator & demodulator techniques.
Features:
One board modulation & Demodulation circuits.
On board modulation signal generator (synchronized).
Wein bridge oscillator version.
2-selectable modulating signal frequencies.
Onboard carrier signal generator. Wein bridge oscillator version.
Demodulation by using diode detector.
Builit in DC power supply.
Technical Specifications:
On board modulating signal generator: synchronized (1KHz, 2KHz) sine waves. (switch selectable) & variable amplitude.
Onboard carrier signal generator: synchronized (100KHz)
Sine wave, amplitude 5Vp-p
Modulation: by using MC 1495
Demodulation: diode detector (Dr25)
Test points: 10
Inter connections: 4mm sockets.
Power : 230V +/-10%, 50Hz
Dimensions (mm): W330, h80, d200
Weight: 2 Kg
Accessories included: Manual, patch cords.
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| BM Modulation and Demodulation |
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PAM Modulation and Demodulation |
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The trainer provides all necessary inputs and connections for students to study pulse Amplitude modulation & demodulation techniques.
Features:
On board modulation & demodulation circuits.
Crystal controlled clock.
On board modulating signal generator (synchronized).
2 selectable modulating signal frequencies.
On board pulse generator.
Separate sample, samples & hold flat top outputs (50% duty cycle).
Conversion of signal polarity PAM outputs.
Onboard 2nd & 4th order butter worth low pass filter & Amplifier.
Built in DC power supply.
Technical Specifications:
Pam generation by using Analog switch (Dg211)
Crystal frequency: 4.096MHz.
Onboard pulse generator: (16KHz, 32KHz) pulses by means of variation of “pot”
Onboard modulating signal generator:
Synchronized (1KHz, 2KHz) sine waves (switch selectable) & variable amplitude (10V p-p
Low Pass Filters: butter worth 2nd & 4th order filter cut off frequency 3.4KHz.
Test Points: 12
Inter connections: 4mm Sockets
Power: 230V+/- 10%, 50 Hz
Dimensions (mm): W330, H80, D200ss
Weight: 2 Kg
Accessories included: manual, patch cords.
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| PAM Modulation and Demodulation |
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Analog Sampling and Reconstruction |
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The trainer provides all necessary inputs and connections for students to study signal sampling and Reconstruction techniques.
Features:
On board sampling & reconstruction circuits
Crystal controlled pulse generator
Demonstrate sampling and reconstructions per Nyquist criterion.
Onboard m0odulating signal generator (synchronized)
2 selectable modulating signal frequencies
2 selectable sampling frequencies.
Sampling pulse duty cycle variation
Separate sample, sample & hold outputs.
Onboard 2nd & 4th order butter worth low pass filter & amplifier.
Built in DC power Supply.
Technical Specifications:
Crysal Frequency: 4.096 MHz
Onboard pulse generator: 16KHz, 32KHz (Switch selectable).
Onboard modulating signal generator: synchronized (1 KHz, 2 KHz) she waves (switch selectable) & variable amplitude (10V p-p)
Duty cycle : 10% to 50% (variable by pot)
Low pass filters: butter worth 2nd & 4th order filter cut off frequency 3.4KHz.
Test points: 13
Inter connections: 4mm socket
Power : 230V+/- 10%, 50Hz.
Dimensions(mm): W330, H80, D200
Weight: 2Kg Accessories: manual, patch cords.
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| Analog Sampling and Reconstruction |
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PWM Modulation and Demodulation |
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The trainer provides all necessary inputs and connections for students to study pulse width modulation & demodulation techniques.
Features:
On board Modulation & Demodulation circuits.
Crystal controlled clock.
On board Modulating signal Generator (Synchronized).
2 Selectable modulating Signal frequencies.
On board Pulse Generator:
On board 2nd & 4th order Butter worth low pass filter & Amplifier.
Built in DC power supply.
Technical Specifications:
PWM generation by using 555 IC.
Crystal frequency: 4.096 MHz.
On board Modulating Signal Generator: Synchronized (1KHz, 2KHz) sine waves (switch selectable) & Variable amplitude (10V p-p).
LOW PASS FILTER: Butter worth 2nd & 4th order filter cut- off frequency 3.4KHz.
Test points: 8
Inter Connections: 4mm sockets.
Ower : 230V+/- 10, 50Hz.
Dimensions (mm): W330, H80, D200.
Weight: 2 Kg
Accessories included: Manual, patch cords.
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| PW Modulation and Demodulation |
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PPM Modulation and Demodulation |
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The trainer provides all necessary inputs and connections for students to study pulse position
Features:
On board modulation & demodulation circuits.
Crystal controlled clock.
On board modulating signal generator (synchronized).
2 selectable modulating signal frequencies.
Onboard pulse generator.
On board 2nd & 4th order butter worth low pass filter & amplifier.
Built in DC power supply.
Technical Specifications:
PWM generation by using 555 IC
Crystal frequency: 4.096 MHz
On board modulating signal generator (16 KHz, 32 KHz) pulses by means of variation of “POT”
On board modulating signal generator synchronized (1KHz, 2KHz) sine waves (switch selectable) & variable amplitude (10Vp-p)
Low Pass Filters: butter worth 2nd & 4th order filter cut off frequency 3.4KHz.
Test points: 8
Inter connections : 4mm sockets.
Power: 230V+/- 10%, 50Hz
Dimensions (mm) : W330, H80, D200.
Weight: 2kg
Accessories included: manual, patch cords. |
| PPM Modulation and Demodulation |
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