Technical Features:
AM Modulation and Demodulation:
Multiplying Circuit: Carrier input 0 - 15 V peak-to-peak, 70 - 700 kHz Modulator input 0 - 15 V peak-to-peak, 3.5 - 50 kHz
DSB Modulation and Demodulation:
Multiplying circuit:  Carrier input 0 - 15 V peak-to-peak, 70 - 700 kHz Modulator input 0 - 15 V peak-to-peak, 3.5 - 50 kHz
SSB Modulation and Demodulation:
Selective Filter: Carrier input 0 - 15 V peak-to-peak, 300 - 350 kHz Modulator input 0 - 2 V peak-to-peak, 30 - 50 kHz;
SSB Demodulator with ACG:
FM modulation and demodulation Input 1 - 10 V peak-to-peak, 2-5 kHz Carrier 6-9 MHz;
Quadrature FM modulation and demodulation:
Input 1 - 10 V peak-to-peak, 3-5 kHz;
PM modulation and demodulation: Input 1 - 5 V peak-to-peak, 0 - 300 Hz; VCO and PLL circuits: Input 0 - 4 V peak-to-peak, 0 - 6 kHz; Carrier generator: 0 - 15 V peak-to-peak, 70 - 700 kHz; Low frequency generator: 0 - 15 V peak-to-peak, 3.5 - 50 kHz
Noise generator; Transmission with class C amplifier; Gain of the receiver 15 dB; Power supply: +15 Vdc, -15 Vdc, +5 Vdc, -5 Vdc.

It must be possible to perform the following experieces: Carrier generator, Tone generator, Noise generator, 10th order low pass filter, 10kHz 4th order low pass filter, AM modulation with analogue multiplier DSB – full carrier, General purpose amplifier, A class amplifier, transmitter, AM demodulation with analogue multiplier DSB – full carrier, SSB detector, SSB receiver with AGC, FM modulator with varicap; O - C class amplifier / FM demodulator, FM modulator with PLL; L - FM demodulator with PLL, FM modulator quadrature demodulator; phase modulator - phase demodulator.

The faults must be inserted by software and by microswitches. The module must be provided with a EISA BUS 31+18 interface for connection to power supply and with a software able to allow the study of theoretical topics through PC with hyper textual navigation according to the HTML standard. Connections and test points by 2mm terminals. 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 principles of the most common techniques of analog modulation (AM, DSB, SSB,FM and PM) with the aid also of the signal generators and auxiliary circuits as VCO and PLL.

Theoretical Topics:

• Amplitude Modulation and Demodulation (AM)
• Double Side Band Modulation and Demodulation (DSB)
• Single Side Band Modulation and Demodulation (SSB)
• Frequency modulation and demodulation (FM)
• Phase Modulation and Demodulation (PM)
• VCO and PLL Circuits
• Carrier Generator
• Low Frequency Generator
• Noise Generator
• Fault Simulation