? faraday technology. as part of continual product improvement the specifications, details and dimensions shown in this publication are subject to change without notice fara098.doc page 1 of 2 jun-99 (a) in bit-serial digital coaxial interfaces for hdtv component signal data rates of 1.5 gb/s are common. it is known that a signal adhering to smpte 292m will ensure correct operation of automatic cable equalisers provided a coaxial cable with a 1/ ? f frequency response from 1 mhz to the clock frequency is used. the faraday hdtv cable clone has a known, accurate loss vs frequency characteristic against cable over the significant frequency spectrum of the serial digital signal. it can therefore be used as a more convenient substitute for actual cable when installing or testing hdtv serial digital equipment to ensure sufficient margin (head room) is available, or to establish the maximum length of cable over which the serial digital signal will remain usable. order code cable length amplitude variation amplitude variation wrt 8281 to 750 mhz wrt 8281 to 1.5 ghz FFC010A075 10m < 1 db < 1 db ffc020a075 20m < 1 db < 2 db ffc040a075 40m < 1 db < 3 db ffc050a075 50m < 1 db < 3 db ffc060a075 60m < 1 db < 3 db ffc070a075 70m < 1 db < 3 db ffc080a075 80m < 1 db < 3 db common specifications: impedance: 75 ohms cable type: belden 8281 (cross reference for bbc psf 1/2m, 1/3m and rg59) return loss: > 15 db to 750 mhz package size: dr00193a any four of the above will be supplied in a convenient case. please specify lengths required when ordering. other cable types and lengths may be simulated, please contact faraday for availability. hdtv cable clone fixed length clones and kit more convenient than cable shielded barrel construction small, light, accurate four lengths in a case cross reference to other cables standard lengths of 10, 20, 40,50 ,60, 70 and 80 m suitable for 1.5 gb/s or 540 mb/s operation known, accurate loss vs frequency response male to female bnc connectors the faraday fixed length clone provides the most convenient method of simulating the effect of cable on hdtv serial digital interfaces without compromising accuracy. each cable length is realised in an individual barrel, with a male to female bnc connector transition this allows connection of sections to simulate greater lengths of cable. the use of switches has been avoided as they introduce unacceptable errors into the simulation.
package detail faraday technology ltd. tel: + 44 (0)1782 661501 croft road industrial estate, fax: + 44 (0)1782 630101 newcastle, staffordshire email: sales@faradaytech.co.uk st5 0qz. england. web site: http://www.faradaytech.co.uk fara098.doc page 2 of 2 jun-99 (a)
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