Belden 1694A
Belden 1694A is a high-performance RG6 coaxial cable widely used for HD-SDI video, broadband, and broadcast applications. It is known for its low attenuation, high bandwidth, and durability, making it a standard choice in professional video production, broadcasting, and satellite communication.
Key Features of Belden 1694A
o Type: RG6/U 75-ohm coaxial cable
o Impedance: 75 ohms (ideal for video and broadcast applications)
o Bandwidth: Supports 3G-SDI, HD-SDI, and 4K UHD signals over long distances
o Centre Conductor: 18 AWG solid bare copper
o Shielding: Quad shielding (100% coverage) with foil and braid for superior signal integrity
o Jacket: PVC
o Attenuation: Low signal loss over long distances
o Outer Diameter: 0.274 inches (6.96 mm)
o Applications
HD-SDI and 3G-SDI video transmission
Broadcast and studio environments
Satellite and CATV signal distribution
High-resolution video production
Long-distance video feeds
Distance Performance for HD-SDI and 3G-SDI
o 3G-SDI (1080p60) → 78m
o HD-SDI (720p/1080i) → ~112m
o SD-SDI (Standard Definition) → ~367m