Product: 9V28050 Flat Vari-Twist Cable .050 Pitch, 9V280XX Series, 28-50c, PVC Ins on PVC Substrate Product Description Flat Vari-Twist Cable .050 Pitch, 9V280XX Series, 50 Conductors, 28 AWG (7x36) Tinned Copper, PVC Insulated Conductors on PVC Substrate Technical Specifications Product Overview Internal interconnection, internal wiring of electronic equipment, reduced crosstalk in balanced mode, can be mass-terminatable in flat sections with standard IDC Suitable Applications: connectors Physical Characteristics (Overall) Conductor AWG Stranding Material No. of Pairs 28 7x36 TC - Tinned Copper 25 Conductor Count: 50 Insulation Material Nominal Wall Thickness PVC - Polyvinyl Chloride 0.010 in Color Chart Number Color 1 Brown/Tan 2 Red/Tan 3 Orange/Tan 4 Yellow/Tan 5 Green/Tan 6 Blue/Tan 7 Purple/Tan 8 Gray/Tan 9 White/Tan 10 Black/Tan Over 10 pair Repeat as required Construction and Dimensions Conductor Spacing Center-Center Flat .050 +/- .005 in Section: Conductor Spacing Center-Center Outside: 2.450 +/- .017 in Substrate Thickness and Material: .010 in, Clear PVC Twisted Pair Spacing Center-Center: 0.100 in Overall Flat Section Length: 2.0 +.50 - 0 in Overall Twisted Length: 18 in OuterJacket1, Nominal Width: 2.500 in OuterJacket1, Nom Thick Flat Section: 0.042 in OuterJacket1, Nom Thick Twisted Section: 0.084 inElectrical Characteristics Conductor DCR Nominal Conductor DCR 68.2 Ohm/1000ft Capacitance Element Nom. Capacitance Conductor to Conductor 1 kHz 20 pF/ft 1 MHz 16 pF/ft Min Insulation Resistance: 10,000 MOhm Inductance Element Nominal Inductance 1 MHz 0.24 H/ft Impedance Nominal Balanced Characteristic Impedance Nominal Unbalanced Characteristic Impedance 115 Ohm 100 Ohm High Frequency (Nominal/Typical) Frequency MHz Nom. Insertion Loss 10 MHz 3.5 dB/100ft 20 MHz 5.5 dB/100ft 30 MHz 7.2 dB/100ft 40 MHz 8.8 dB/100ft 50 MHz 10.2 dB/100ft 60 MHz 12 dB/100ft 70 MHz 13 dB/100ft 80 MHz 14.2 dB/100ft 90 MHz 15 dB/100ft 100 MHz 16 dB/100ft Table Notes: The transition area is included in the twisted length to assure a full 2 inches of flat termination area. Delay Nominal Delay Nominal Velocity of Propagation (VP) % 1.6 ns/ft 64% Balanced Crosstalk Description Start Frequency MHz Stop Frequency MHz dB Suppression 10 ft. sample length 10 MHz 100 MHz 35 dB Unbalanced Crosstalk Element Typical Unbalanced NEXT % Typical Unbalanced FEXT % Typical Cross Talk Pulse Rise Time (ns) 10 ft. sample length all grounds connected together. 5.8 5.2 3 ns 10 ft. sample length all grounds connected together. 4 3.2 5 ns 10 ft. sample length all grounds connected together. 2.5 2.8 7 ns Current Max. Recommended Current A 1 Amp per Conductor at 20C Voltage Dielectric Withstand Voltage UL Voltage Rating 2000 V 300 V Temperature Range Operating Temp Range: -20C to +105C Mechanical Characteristics Bulk Cable Weight: 71 lbs/1000ft Min. Bend Radius/Minor Axis: 1.25 in