Monoprice

Monoprice 102982 50ft RCA Audio/Video Coaxial Cable

4.7 (545 reviews)

Monoprice 50ft RG59U coaxial cable with double shielding and OFC conductor for long-run audio and video connections.

$23.99*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Monoprice 102982 is a 50-foot RG59U coaxial cable terminated with RCA male connectors on both ends, built for scenarios where audio or video signals need to travel a significant distance without degradation. Its double-shielded design pairs an aluminum-mylar foil layer with copper braiding to reject electromagnetic and radio-frequency interference, while the 99.999% oxygen-free copper center conductor ensures minimal signal loss across the full run. The 75-ohm impedance matches the standard for composite video, S/PDIF digital audio, and subwoofer connections.

For home theater installations, commercial AV setups, or any situation where source equipment sits far from the display or speaker, this cable provides a straightforward, single-purchase solution. The gold-plated RCA connectors add durability against oxidation, which is particularly valuable for semi-permanent installations where the cable may stay connected for years. While the 50-foot length is overkill for a typical living room, it fills a real need for in-wall runs, multi-room audio, or commercial environments where shorter cables simply cannot reach.

Key Features

This cable is ideal for conducting S/PDIF digital audio signals and other high-bandwidth content

it can also be used for composite video and other line level RCA signals

Gold plated RCA male connectors Molded connector housings

99.999 Percent pure oxygen-free copper conductor 75 ohm impedance

Specifications

Length
50 ft
Cable Type
RG59U Coaxial
Connectors
RCA Male to RCA Male
Impedance
75 Ohm
Shielding
Double Shielded (Aluminum-Mylar Foil + Copper Braiding)
Conductor
99.999% Pure Oxygen-Free Copper
Connector Plating
Gold-Plated
Model
102982

Pros & Cons

👍 Pros

  • Double-shielded construction minimizes interference even over a 50-foot run
  • 99.999% oxygen-free copper conductor for reliable signal transfer
  • Gold-plated RCA connectors resist corrosion
  • Versatile 75-ohm design works for digital audio, composite video, and subwoofer use
  • Generous 50-foot length suits installations where source and destination are far apart

👎 Cons

  • 50-foot length is excessive for typical home entertainment setups and creates cable management challenges
  • RCA-only termination means you need adapters for BNC or F-type connections
  • Single-purpose cable carries only one signal, so multi-channel setups require multiple runs
  • Bulkier RG59U construction is less flexible than thinner patch cables

Frequently Asked Questions

It handles S/PDIF digital audio, composite video, and subwoofer connections using standard RCA male-to-male connectors at 75 ohm impedance.
The double shielding (aluminum-mylar foil plus copper braiding) and 99.999% oxygen-free copper conductor are specifically designed to preserve signal integrity over longer runs like this.
Yes, the 75-ohm impedance and RCA connectors make it suitable for connecting a subwoofer output to a powered subwoofer.
Yes, both RCA male connectors are gold-plated to resist corrosion and ensure a reliable contact over time.