This Instrument is design to demonstrate the method to transmit signals via. Electromagnetic transmission and to study the Pulse Width Modulation and Demodulation. Whole instrument is placed in plastic moulded box and 2 mm banana plug leads are provided for modulation and demodulation connections.
1. Built in IC based DC Regulated Power supply ±12 V, +5 V.
2. Four level Built in carrier pulse Output.
3. Frequency Range: 8 KHz, 16 KHz, 32 KHz, 64 KHz Amplitude : 5 Vpp approx.
4. Built in sine wave Audio Frequency Function Generator for modulating signal. Frequency Range: 1 KHz and 2 KHz selectable with a toggle switch Amplitude : 0-10 Vpp and 0-4 Vpp approx.
5. Circuit Diagram for Modulation and Demodulation is printed on the milky white top panel.