SemiFlex5 0.250

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SF-250 Type Coax Cable

Specification:

MIL-C-17/129

Continuous working voltage:

3000V rms max

Operating temperature range:

-40°C ~ +125°C

Item

Material

Diameter

Remark

Center conductor

SPC

1.628mm (0.064")

Solid type

Dielectric

PTFE (Solid)

5.31mm (0.209")

Outer shield

Tinned Copper (Braid)

6.35mm (0.250")

100% Coverage

Item

Specification

Remark

Operating frequency

18 GHz max

Conductor resistance

0.257 Ohm/100ft max

at 20°C

Dielectric resistance

1000 MOhm/km min

at 20°C

Test voltage

7500 V rms

1 min

Velocity of propagation

69.5% nom

Capacitance

29.6 pF/ft max

Characteristic impedance

50 ± 2 Ohm

Approx. weight

114.0 kg/km

Max. attenuation

4.5 dB/100ft (0.26 dB/m)

at 400 MHz

7.5 dB/100ft (0.39 dB/m)

at 1 GHz

16.0 dB/100ft (0.69 dB/m)

at 3 GHz

33.0 dB/100ft (0.95 dB/m)

at 10 GHz

48.0 dB/100ft (1.48 dB/m)

at 18 GHz


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