Fiber Optic LED Characteristics (FOT-01)

Objectives:

To study the VI Characteristics of a Fiber Optic LED.

Specifications:

Built in variable power supply 0-6V@250mA.

One number of Optical LED wave length of 660nm.

The Circuit layout is designed on FR-4 type Glass Epoxy PCB with masked copper track lines.

All testing points are Provision with 2mm socket for proper connectivity.

Set of 2mm patch chords and user manual is accompanied with this kit.

Optional items required:
Digital multimeter.

Fiber Optic Digital Link Transmitter/Receiver (FOT-02)

Objectives:

To design and study of Fiber Optic Digital Link Transmitter of the data signals through optical LEDs.

To study the rise time and fall time distortions.

To study the propagation delay.

To study the encoding methods for fiber optic digital transmission.

To study the base band or non return to zero (NRZ) transmission.

To study the return to zero coding (RZ), non return to zero inverted coding (NRZI).

To study bi phase coding. Manchester coding.

Specifications:

This trainer consists of two separate units for transmitting and receiving the data. Built in fixed power supplies of +6V@300mA.

Code generator to generate different wave shaping pulses and clocks (i.e. Clock, NRZ, RZ, NRZI, BIPHASE, MANCHESTER signals) the transmitter and receiver both units consists of optical LED s and Decoders.

The Circuit layout is designed on FR-4 type Glass Epoxy PCB with masked copper track lines.

All testing points are Provision with 2mm socket for proper connectivity.

Set of plastic optical fiber cables 1 & 2 meter with in line SMA adaptor and user manual accompanied with this kit.

Optional items required:
Dual trace oscilloscope.

Fiber Optic Analog Transmitter / Receiver (FOT-03)

Objectives:

To design and study the transmission of Analog signals through fiber optic link.

To find loss in fibers at 660nm and 850nm.

To study the characterization of FO 660nm and 850nm.

To study the characterization of FO photo transistor.

To design and study of a linear FO intensity modulation system for analog transmission.

To calculate the gain characteristics of a FO linear intensity modulation.

To study frequency response of a FO linear intensity modulation.

To study waveform distort in a FO linear intensity modulation.

To study the gain-bandwidth product of a FO linear intensity modulation receiver.

Specifications:

This trainer consists of two separate units for transmitting and receiving the analog signal built in power supplies of +6V@250mA.

Transmitter unit consist with variable AF signal 2 KHz to 20 KHz and two different wave length of fiber optic LEDs, the Receiver unit consists of two different Detector LEDs and two types of amplifiers i.e. Linear and Log amplifiers to measure the linear signal as well as power output.

The Circuit layout is designed on FR-4 type Glass Epoxy PCB with masked copper track lines.

All testing points are Provision with 2mm socket for proper connectivity.

Set of plastic optical fiber cables 1m&2m with In line SMA adaptor and user manual accompanied with this kit.

Optional items required:
Dual trace oscilloscope/ Digital multimeter.

Laser Diode Characteristics (FOT-04)

Objectives:

To study the VI characteristics of Laser Diode.

Specifications:

Built in variable power supply 0-5V @250mA.

The circuit constructed with high power Laser diode.

The Circuit layout is designed on FR-4 type Glass Epoxy PCB with masked copper track lines.

All testing points are Provision with 2mm socket for proper connectivity.

Set of 2mm patch chords and a user manual is accompanied with this kit.
Optional items required:
Digital multimeter.

Measurement of Numerical Aperture kit (FOT-05)

Objectives:

To study and determine Numerical aperture of the PMMA fiber cables and losses.

To study the determination of Numerical aperture of optical fibers.

To find the loss in fiber and loss due to air-gaps in fiber with in-line adaptors.

Specifications:

Built in power supply +6V@250mA.

circuit consists of two optical modules One for linear level another for power measurement in db with help of db meter which is provided on the same unit, along with this unit Numerical aperture measurement Jig, 1m meter PMMA cable, Inline SMA adaptor.

The Circuit layout is designed on FR-4 type Glass Epoxy PCB with masked copper track lines.

All testing points are Provision with 2mm socket for proper connectivity.

set of 2mm patch chords and user manual accompanied this kit.

Laser diode Characteristics/Intensity modulation (Model: FOT-06)

Objectives:

To study and determine Intensity modulation through a Laser diode.

To study Characterization of a laser diode.

To study of ACC and APC modes of operation.

To study transmission of laser through an optical fiber.

To study laser free space communication FO numerical aperture measurement.

To study FO numerical aperture measurement.

Specifications:

Built in power supply +6V @300mA.

the trainer having two separate modules for transmission and receiving the signal, there are optical modules mounted on trainer to measure intensity of linear signal and power measurement.

The Circuit layout is designed on FR-4 type Glass Epoxy PCB with masked copper track lines.

All testing points are Provision with 2mm socket for proper connectivity.

Set of 2mm patch cards and user manual is accompanied with this unit.

Optional items required:
Dual trace Oscilloscope.

Pin Photo diode Characteristics (Model: FOT-07)

Objectives:

To study the VI characteristics of a Pin Photo diode.

Specifications:

Built in two variable power supply 0- 5V @ 300mA.

the circuit constructed with Optical diode and PIN photo diode to Measure the forward Voltage and Forward Current of Pin /Photo diode.

Optional items required:
Digital multimeter.

The Circuit layout is designed on FR-4 type Glass Epoxy PCB with masked copper track lines.

All testing points are Provision with 2mm socket for proper connectivity.

Also Set of 2mm Patch cards and user manual is accompanied with this kit.

Optional items required:
Digital multimeter/Digital panel meter.

Fiber Optic analog link for Voice signal Transmission (Model: FOT-08)

Objectives:

To Design and study the transmission of Voice / analog signals through fiber Optic link, losses through the fiber optic cables and characterization of fiber optic LED's.

To calculate the gain characteristics of a Fiber optical.

To Study frequency response of a FO linear intensity modulation.

To Study waveform distortion in a FO linear intensity modulation.

To study transmission of an audio signal through an optical fiber.

Specifications:

This trainer consists of two separate units for transmitting and receiving the Voice signal, Built in power supplies of +6V @ 250mA.

Transmitter unit consist with variable AF signal 2 KHz to 20 KHz and voice to analog signal convertor Receiver unit consist of Detector LEDs and audio amplifier connected to internal speaker.

The Circuit layout is designed on FR-4 type Glass Epoxy PCB with masked copper track lines.

All testing points are Provision with 2mm socket for proper connectivity.

Set of plastic optical fiber cables 1m and user manual accompanied with this kit.

Optional items required:
Dual trace Oscilloscope and Digital multimeter.

PWM DDEMODULATOR WITH LIGHT SOURCE (Model: FOT-10)

Objectives:

To study and observe the PWM demodulated out put through Light source.

Specifications:

This trainer consist of AF Generator ,Ramp Control signal /DC source +2,-2V both modulation and demodulation ckt on the PCB.

Built in fixed power supplies of +/-5V@ 300mA.

Optical light source is generated with Optical 660nm optical LED.

Both transmitting and detector LEDs are on the same circuit .

The Circuit layout is designed on FR-4 type Glass Epoxy PCB with masked copper track lines.

All testing points are Provision with 2mm socket for proper connectivity.

Set of plastic optical fiber cables 1m with in line SMA adaptor and user manual accompanied with this kit.

Optional items required:
Dual trace Oscilloscope.

Data Transmission through Fiber Optics link (Model: FOT-09)

Objectives:

To Design and study of Fiber Optic digital Link for transmission of Digital Signal.

Specifications:

This trainer consist two separate units for transmitting and receiving the digital data.

Built in fixed power supplies of +6V @ 300mA. Built in square wave generator with frequency range of 2Hz to 200 kHz the transmitter and receiver both units consist of optical LED s and Decoders.

The Circuit layout is designed on FR-4 type Glass Epoxy PCB with masked copper track lines .

All testing points are Provision with 2mm socket for proper connectivity .

Set of plastic optical fiber cables 1m with in line SMA adaptor and user manual accompanied with this kit.

Optional items required:
Dual trace Oscilloscope..