113
The Tektronix 113 is a 60 ns, 50 Ω delay line made of about 50 feet of 7/8" Spir-o-line RG-255/U cable.
The 0% to 50% risetime is specified as 2.5 ps, and the 10% to 90% risetime is specified as less than 100 ps.
The input and output of the 113 are GR-874 connectors. The 113 weighs about 27 kg (59 pounds).
Pictures
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Description in 1965 Tek Catalog
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