Benchmark Electronic Systems - Optical Fibre Trainer Kit

VL200

Features

High performance video link with one video and one audio channel - over just a single fibre
Can also function as analog fibre optic link in band from 10 Hz to 8 MHz
Multimode fibre optic link supports lengths up to 2.2km
Inbuilt AGC to accommodate various link lengths
Cost-effective design using 850 nm components and SMA connectors

Applications

Basic video/high-frequency analog fibre optic link demonstrations and experiments in technical education institutions, R&D establishments, etc.
Medical image transmission from equipment location to lecture halls and conference rooms
Industrial image transmission in harsh environments and across campuses
Surveillance and safety applications
Vision for remotely driven vehicles
Wide range of both civilian and military tactical applications

Specifications

Transmitter Unit VL 200 Tx

	E/O Converter
	Transmission Band		10Hz to 15MHz
	Optical source		IR LED
	Peak wavelength		880nm
	Spectral width (FWHM)		80nm
	Optical power output (minimum) ( into 50/125µ fibre, NA - 0.2)		-20dBm
	Optical output connector		SMA

	*Video*
	Number of channels		1
	Bandwidth		8Mhz
	Input voltage		1Vpp
	Input impedance		75Ohms
	Input connector		BNC
	Modulation		Composite video - direct intensity reduction

	*Audio*
	Number of channels		1
	Bandwidth		10Hz to 20Khz
	Input voltage		1Vpp
	Input impedance		1KOhms
	Input connector		RCA
	Modulation		On 12Mhz sub carrier - frequency modulation

	Power
	Power supply		230V ± 10%, 50Hz
	Power consumption		3W maximum

	*Environmental*
	Operating temperature		0^o to 40^o Celsius
	Storage temperature		-10^o to 70^o Celsius

	Physical
	Dimensions (width x depth x height)		216mm x 225mm x 108mm
	Weight		2kg - approx.

*Specifications subject to change without notice
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Receiver Unit VL 200 Rx

	E/O Converter
	Photo detector		Silicon PIN diode
	Sensitivity (at 850nm)		0.6 amp/watt
	Optical power required:
	- minimum		-28dBm
	- maximum		-17dBm
	Gain adjustment		Through AGC
	Optical input connector		SMA

	*Video*
	Output bandwidth		10Hz to 8Mhz
	Output voltage		1Vpp
	Output impedance		75Ohms
	Output connector		BNC

	*Audio*
	Output voltage		1Vpp
	Output impedance		1KOhms
	Output connector		RCA

	Power
	Power supply		230V ± 10%, 50Hz
	Power consumption		3W maximum

	*Environmental*
	Operating temperature		0^o to 40^o Celsius
	Storage temperature		-10^o to 70^o Celsius

	Physical
	Dimensions (width x depth x height)		216mm x 225mm x 108mm
	Weight		2kg - approx.

*Specifications subject to change without notice
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Details of Video Link


	Fibre type		50/125 micron graded index multimode fibre (NA-0.2)
	Attenuation		3dBm/km at 850nm
	Bandwidth		400Mhz-km
	Spectral width (FWHM)		80nm
	Maximum supporting link length		2.2km

*Specifications subject to change without notice
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Ordering Information

	Description		*Part #*
	VL 200 Fibre Optic Link comprises:
	1/ Transmitter Unit VL 200 Tx 2/ Receiver Unit VL 200 Rx		VL 200