Earth Inductor

Includes:

1. Ballastic Galvanometer.
2. Lamp & Scale Arrangement.
3. Earth Inductor. (1000 Turns).
4. Tapping Key.
5. Spirit Level.
6. DCC Wires.
7. Magnetic Compacc (Small).
8. Instruction Manual.

Experiment Performs:-

1. Voice transmission through optical fiber cable.
2. To study the transmitter circuit & calculate its output power
3. To study the receiver circuit & calculate its input power
4. To study the attenuation of signal between the transmitter & receiver end.
5. Measurement of numerical aperture
In-built IC-based fixed dc regulated power supply + 6VDc. Preamplifier stage consists of MIC
(Microphone), photo detectors, transistors,& biasing network of resistance & capacitors. Power amplifier
stages consist of impedance matching transformers, transistors & biasing network of resistance &
capacitors. Output section having LED & speaker, fiber optic cable for transmission of signal. The circuit
diagram is printed on glass epoxy PCB & different combinations of resistance & test points are brought out on the front panel.

Optional Accessories Required:

1. Function Generator 1 MHz.
2. Digital Multimeter.