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Tektronix 1503 tdr cable tester & module w/extras
The Tektronix 1502 and 1503 TDR is an older style design, but can be used to check wiring provided that there is no signal or voltage present on the lines under test. The 1502 is a high precision unit suitable for use on cable runs under a few hundred feet, with the 1503 being a more general purpose unit for longer cable runs. This Tektronix 1503 is a Portable and rugged, the 1503 Long Range TDR Cable Tester is a field maintenance tool that is simple to operate and will test long runs of coax or twisted pair cables in telephone and other communications applications. For easy carrying and operating in tight spaces, the 1503 is lightweight and small and will operate at least 5 hours on the internal, rechargeable batteries. Range of the 1503, dependent upon cable type, is up to 50,000 feet. Resolution capability provides for resolving faults as close together as three feet on short cables. Impedance levels of 50, 75, 93, and 125-ohms.
For more information: http:// /images/images_spec/00002606.pdf
