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SB (Strip Band) Coaxial Cables

SB coaxial cables have been designed for low attenuation at high frequencies, while using similar dimensions to MIL-C-17 constructions. Standard connectors may frequently be used, thereby avoiding tooling charges.
Solid PTFE dielectrics are manufactured with tight tolerances to ensure impedance uniformity and to effect VSWR levels that meet or exceed MIL-C-17 specifications for cables of comparable size. The strip braid configuration is by far the most effective means of lowering attenuation levels of coaxial cable at high frequencies while providing shielding effectiveness levels that exceed those of flexible MIL-C-17 cables. Flat strips of silver plated copper are braided over the dielectric core, frequently with an intermediate metallized mylar or kapton layer, and an outer round wire braid. This shielding technique provides superior shielding effectiveness and lower transfer impedance than any standard double braided mil-spec construction.
FEP jackets are typically used, but alternate designs are available such as flame retardant PVC and abrasion resistant overall braids. Marker tapes or surface printing are used for positive identification.

Product #: SB316

Specifications

Construction Center Conductor: Silver plated copper clad steel (SCCS)
Dielectric: Solid PTFE
Inner braid: Flat silver plated copper strip
Interlayer: Aluminum polimide polyester tape
Outer braid: Round silver plated copper
Jacket: FEP, translucent colors, solid colors or clear
Center Conductor 0.020 inch (7/0.0067 inch)
Dielectric Diameter 0.060 in
Diameter Over Inner Braid 0.067 in
Diameter Over Interlayer 0.072 in
Diameter Over Outer Braid 0.088 in
Overall Diameter 0.098 in
Weight 12.0 lb/1000 ft.
Bend Radius 0.05 in
Operating Temperature -55 to +200 ºC
Velocity of Propagation 70.0 %
Impedance 50 ohms
Capacitance 29.4 pF/ft
Shielding Effectiveness
Attenuation @ 400 MHz per 100 ft. Typical: 16.1 dB
Maximum: 18.0 dB
Attenuation @ 1 GHz per 100 ft. Maximum: 29.0 dB
Typical: 25.8 dB
Attenuation @ 2 GHz per 100 ft. Maximum: 40.0 dB
Typical: 35.0 dB
Attenuation @ 3 GHz per 100 ft. Typical: 46.0 dB
Maximum: 51.0 dB
Attenuation @ 5 GHz per 100 ft. Typical: 61.4 dB
Maximum: 68.0 dB
Attenuation @ 10 GHz per 100 ft. Typical: 89.0 dB
Maximum: 100.0 dB
Attenuation @ 18 GHz per 100 ft. Typical: 126.0 dB
Maximum: 150.0 dB
Cut-off Frequency 57.0 GHz