Superbat 3G 6G SDI Cable 250ft Belden 1694A - Reliable 4.5GHz Video

In this review the Superbat 3G 6G SDI Cable 250ft (Belden 1694A) is evaluated for users needing a long, dependable run for professional video. The bottom line: it is best for camera operators, broadcast technicians, and AV installers who need low-attenuation, shielded coax for HD, 3G, 6G and even 12G-SDI workflows; the single biggest reason to buy is the combination of Belden 1694A construction and a 4.5 GHz bandwidth that preserves signal integrity over long runs.

Key Features

• Belden 1694A construction: provides exceptionally low attenuation so video and audio stay clean over a 250 ft run for live production and CCTV.
• 4.5 GHz bandwidth: supports SD-SDI, HD-SDI, 3G-SDI, 6G-SDI and 12G-SDI signals for a wide range of professional formats.
• High quality shielding: 95% tinned copper braid plus duofoil 100% foil shield minimizes interference in studio and field environments.
• 18 AWG solid conductor:.040 in bare copper core helps maintain impedance and reduces signal loss on long cable runs.
• Gold-plated BNC connectors: BNC male to BNC male ends deliver secure, corrosion-resistant connections to cameras and monitors.
• Compatibility: works with major SDI equipment from industry brands, making it useful across broadcast, post, and AV systems.

Who It's For

This cable is aimed at professional users: camera crews, OB vans, broadcast engineers, and AV integrators who require a 250 ft coax run that preserves high-bandwidth SDI signals. The shielded build and RG6-like form make it suitable for HDTV upgrades, live events, and fixed CCTV installations where signal quality matters.

Users who need very short runs, lightweight patch cords for portable setups, or fiber optic distances should look elsewhere; the Superbat 250 ft coax is heavier and intended for stable coax routing rather than ultra-light or extreme long-distance fiber solutions.

Pros & Cons

Pros

• Robust Belden 1694A cable composition gives low attenuation and dependable video quality at long runs.
• Excellent shielding and gold-plated BNCs produce secure connections and reduced interference.
• Supports a wide range of SDI standards up to 12G-SDI, future-proofing many installations.
• Well regarded by customers for build quality, flexibility, and value for money.

Cons

• At 250 ft and with 18 AWG, the cable is relatively heavy and less convenient for very portable handheld setups.
• Not a replacement for fiber when extremely long runs or immunity to electromagnetic noise are required.

Specifications

Cable length	250 ft
Cable type	Belden 1694A RG6/U, 18 AWG
Conductor	.040 in bare copper solid
Impedance	75 Ohm
Bandwidth	4.5 GHz
Connectors	BNC male to BNC male, gold plated
Shielding	95% tinned copper braid + duofoil 100% shield

Our Verdict

The Superbat 3G 6G SDI Cable 250 ft (Belden 1694A) is a solid choice for professionals who need reliable, shielded coax that preserves HD and multi-gig SDI signals over long runs. It offers excellent value for broadcast and AV installs where weight is not the primary concern, and its construction and compatibility make it a dependable part of any SDI toolkit.

Frequently Asked Questions

Will this cable carry 4K video?
Yes, the cable supports up to 12G-SDI and a 4.5 GHz bandwidth, so it can carry 4K signals over SDI formats within the practical distance limits of coax.

Are the connectors durable for repeated use?
The gold-plated BNC male connectors are corrosion resistant and provide secure connections suitable for repeated field connections.

Is this cable suitable for CCTV and broadcast?
Yes, the Belden 1694A construction and strong shielding make it suitable for CCTV, broadcast, HDTV upgrades, and professional SDI applications.