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SDY-50-37-3 Air Dielectric Coaxial Cable (1-1/4")

Large diameter air dielectric cable for long-distance low-loss transmission in large communication systems.

Outer diameter45 mm
Max. frequency3.8 GHz
1-1/4" 50Ω 50Ω Air Dielectric Corrugated Copper Tube Coaxial Cable

Custom lengths, connectors and pre-assembled jumpers are available. Send us your specification for a quotation.

Technical data

Technical parameters

Source: 2026 Technical Selection Manual

Structure

Jacket45.0 45.0 mm

Electrical

Velocity of propagation0.95

Attenuation & power

0134515090018003000

Attenuation in dB/100 m at 20 °C, nominal values (±5%).

MHzdB/100mMHzdB/100m
1000.8520003.82
4001.7125004.27
9002.5630004.68
15003.31

Product description

Large diameter air dielectric cable for long-distance low-loss transmission in large communication systems.

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