AudioQuest Tower RCA to RCA CablePlease Call or Email us to place your orders! AudioQuest Tower RCA to RCA Cable at Vinyl Sound Toronto Canada The Tower RCA to RCA is an analog audio interconnect from AudioQuest (Irvine, California, USA), available at Vinyl Sound in Toronto, Canada. Part of AudioQuest's Bridges and Falls Series and named after London's iconic Tower Bridge, the Tower RCA to RCA connects line level audio source components to amplifiers, preamplifiers, and AV receivers

Please Call or Email us to place your orders!

AudioQuest Tower RCA to RCA Cable at Vinyl Sound Toronto Canada

The Tower RCA to RCA is an analog audio interconnect from AudioQuest (Irvine, California, USA), available at Vinyl Sound in Toronto, Canada. Part of AudioQuest's Bridges and Falls Series and named after London's iconic Tower Bridge, the Tower RCA to RCA connects line-level audio source components to amplifiers, preamplifiers, and AV receivers across a standard pair of RCA connections. It is built with solid Long-Grain Copper (LGC) conductors, Asymmetrical Double-Balanced geometry with a separate ground conductor, Foamed-Polyethylene insulation, a Metal-Layer Noise-Dissipation System, and cold-welded gold-plated terminations. Headfonia's reviewer praised the Tower cable family as offering "killer value for money," noting that AudioQuest "did not cut corners" even at the entry level and highlighting the metal-housed, gold-plated plugs as noticeably above what the price point would suggest. Sold as a matched stereo pair of cables for left and right channel connection.

Solid Long-Grain Copper Conductors

Most cables at this price point use stranded conductors made from standard oxygen-free high-conductivity (OFHC) copper. The Tower uses solid Long-Grain Copper (LGC) throughout. LGC is a higher-purity formulation in which individual crystal grains extend across far greater lengths than in standard copper, dramatically reducing the number of grain-boundary impedance discontinuities the audio signal encounters per unit length. OFHC is a general metal industry specification that addresses only signal loss, with no consideration for the grain-boundary distortion that degrades sound quality. LGC has fewer oxides within the conducting material, fewer impurities, fewer grain boundaries, and definitively better performance than OFHC as an audio conductor. The Tower's solid construction eliminates strand-interaction distortion, which is the electromagnetic and mechanical interaction between individual wires in a stranded cable that is the single largest source of distortion in conventional cables, causing a smeared, confused quality that solid conductors fundamentally remove. All conductors are direction-controlled, with optimal signal-flow orientation determined by AudioQuest and marked on the cable to ensure RF noise is drained away from the audio circuit rather than toward it.

Asymmetrical Double-Balanced Geometry

A standard single-ended RCA cable uses a two-conductor design in which the cable's outer shield simultaneously carries the return signal and provides shielding against external interference. This compromise forces the shield to function as an inferior conductor, and any RF noise captured by the shield is conducted directly into the ground reference of the connected amplifier or receiver, where it modulates the ground plane and raises the system noise floor. AudioQuest's Asymmetrical Double-Balanced geometry solves this by using a separate dedicated ground-reference conductor, freeing the shield to function purely as a shield. The geometry is described as asymmetrical because the ground side is deliberately designed with a relatively lower impedance than would appear in a fully symmetrical design, producing a richer and more dynamic sound character. This approach brings the cleaner, quieter performance associated with balanced-geometry cable design into a cable purpose-built for the single-ended RCA connections that are standard between consumer hi-fi source components and amplification.

Metal-Layer Noise-Dissipation System and Foamed-Polyethylene Insulation

Achieving 100% shield coverage is straightforward; preventing the RF interference captured by that shield from modulating the equipment's ground reference is where most cables fall short. AudioQuest's Metal-Layer Noise-Dissipation System addresses this by absorbing and reflecting most RF interference before it reaches the layer of the shield that connects to the ground plane of the connected equipment, preventing a significant amount of RFI from ever reaching the audio circuit. The Tower's conductors are insulated with Foamed-Polyethylene, a material with a high proportion of air pockets whose energy-absorption and phase-distortion characteristics are far better than standard solid PVC or polyethylene insulation. Because air absorbs virtually no signal energy from the conductor, and polyethylene's electrical properties are inherently low-loss, Foamed-PE minimizes the out-of-focus, smeared quality that energy-absorbing insulation materials introduce into the audio signal, preserving dynamic contrasts and fine detail in the music.

Cold-Welded Gold-Plated Terminations

Both ends of the Tower are terminated with male RCA plugs attached using AudioQuest's Cold-Weld process. Rather than using solder, which introduces a lead or tin alloy into the signal path and applies heat that can alter the microstructure of the conductor and connector metals at their interface, Cold-Welding applies high mechanical pressure to compress the connector and conductor together into a single continuous metallic structure. Gold plating on all contacts resists the oxidation and corrosion that degrade connection quality over time. Because the RCA ground shells are stamped rather than machined, the metal used for the shells can be chosen based on its low-distortion electrical properties rather than its machinability, a design priority that contributes to both sonic and long-term performance. The result is a connection that is lower in distortion, more mechanically stable, and more durable than conventional soldered terminations.

Key Features

• Solid Long-Grain Copper (LGC) Conductors: Higher-purity copper with extended grain boundaries and fewer oxides than OFHC copper, eliminating strand-interaction distortion through solid construction and minimizing grain-boundary distortion through LGC's extended crystal structure. Direction-controlled for optimal noise drainage.
• Asymmetrical Double-Balanced Geometry: Separates the ground-reference conductor from the shield so the shield functions purely as a shield. A deliberately lower impedance on the ground side delivers a richer, more dynamic presentation compared to standard two-conductor single-ended RCA designs.
• Metal-Layer Noise-Dissipation System (NDS): Absorbs and reflects RF interference before it reaches the shield layer connected to the equipment's ground reference, preventing RFI from modulating the audio circuit's ground plane.
• Foamed-Polyethylene Insulation: High-air-content insulation on all conductors minimizes energy absorption and phase distortion compared to solid PVC or standard polyethylene, preserving dynamic contrasts and signal clarity.
• Cold-Welded Gold-Plated RCA Terminations: Solder-free high-pressure Cold-Weld connection at all RCA plugs eliminates solder as a distortion source. Gold plating resists oxidation. Stamped ground shells allow metal selection for low distortion rather than machinability.
• Sold as a Matched Stereo Pair: Supplied as a matched left and right channel pair for standard stereo RCA interconnection between source components and amplification.
• Direction-Controlled Conductors: All internal conductors oriented to drain RF noise away from the audio circuit, with direction marked on the cable.
• Bridges and Falls Series: Entry point into AudioQuest's analog interconnect lineup, sharing the same core design principles of solid conductors, high-purity metals, noise-dissipation, and low-distortion dielectrics as higher-series AudioQuest cables.

Technical Specifications

Frequently Asked Questions

What is the AudioQuest Tower RCA to RCA cable?

The AudioQuest Tower RCA to RCA is an analog line-level stereo interconnect from AudioQuest's Bridges and Falls Series, sold as a matched stereo pair. It uses solid Long-Grain Copper (LGC) conductors, Asymmetrical Double-Balanced geometry with a separate ground-reference conductor, Foamed-Polyethylene insulation, a Metal-Layer Noise-Dissipation System, and cold-welded gold-plated RCA terminations. It connects source components including CD players, DACs, streamers, and phono stages to amplifiers, preamplifiers, and AV receivers. It is available at Vinyl Sound in Toronto, Canada.

How does the AudioQuest Tower RCA compare to the AudioQuest Golden Gate or the Evergreen?

The Tower is positioned at the entry of the Bridges and Falls Series, above the Evergreen but below the Golden Gate. All three cables share solid LGC conductors, Foamed-PE insulation, Metal-Layer Noise-Dissipation, and cold-welded gold-plated connectors. The Tower adds Asymmetrical Double-Balanced geometry with a dedicated ground-reference conductor that the Evergreen does not include, making the Tower a meaningful step up in noise management for RCA-to-RCA applications. The Golden Gate further refines the design with higher-grade connectors and conductor upgrades. Headfonia's reviewer assessed the Tower as offering "killer value for money" at its price point, with build quality and plug construction above expectations for an entry-level cable.

What is Asymmetrical Double-Balanced geometry and how does it benefit an RCA cable?

Asymmetrical Double-Balanced geometry separates the ground-reference conductor from the cable's RF shield so each can perform its function without compromise. In a standard RCA cable, the outer shield simultaneously carries the ground-reference return signal and acts as the RF shield. Any RF noise that the shield captures is carried directly into the ground plane of the connected component, raising the noise floor and reducing clarity. By using a dedicated ground conductor, the Tower's shield can function purely as a shield, and the ground-reference conductor provides a clean, low-distortion return path. The asymmetry refers to a deliberate lower impedance on the ground side, which AudioQuest engineers to produce a richer and more dynamic presentation in single-ended RCA applications.

What is Long-Grain Copper and why is it better than OFHC copper for audio cables?

Long-Grain Copper (LGC) is a high-purity copper in which individual crystal grains extend across far greater distances than in standard OFHC copper. OFHC is an industry specification that measures only resistive signal loss, without addressing the grain-boundary distortion that matters for audio quality. Each grain boundary in a conductor represents an impedance discontinuity that causes a small transient intermodulation distortion event as the audio signal crosses it. LGC has fewer grain boundaries per unit length, fewer oxides, and fewer impurities than OFHC, producing lower distortion and a smoother, more natural sound. Combined with solid rather than stranded construction, which eliminates strand-interaction distortion entirely, LGC gives the Tower a meaningfully cleaner signal path than cables using stranded OFHC copper.

What audio components is the AudioQuest Tower RCA to RCA suitable for?

The Tower RCA to RCA is suitable for any standard line-level RCA connection between hi-fi components, including CD players to integrated amplifiers, DACs to preamplifiers or integrated amplifiers, network streamers to amplifiers, phono stage outputs to amplifiers or preamplifiers, cassette decks and tuners to amplifiers, and AV receiver preamp outputs to separate power amplifiers. It is not intended for phono cartridge direct connection, as that requires a dedicated phono cable with specific characteristics for the very low signal levels of a cartridge. For turntable applications, the Tower RCA connects the phono stage output to the amplifier input.

Where can I buy the AudioQuest Tower RCA to RCA in Toronto or Canada?

The AudioQuest Tower RCA to RCA is available in Toronto, Canada at Vinyl Sound, an authorized AudioQuest dealer. You can purchase it in store or through the Vinyl Sound online store at vinylsound.ca, with shipping available across Canada. Multiple lengths are available to suit different component spacing requirements.

Is the AudioQuest Tower RCA directional, and does installation direction matter?

Yes. All AudioQuest cables are direction-controlled, including the Tower. The grain structure of all drawn metal conductors is non-symmetrical, meaning RF impedance varies along the length of the conductor depending on orientation. AudioQuest determines the optimal signal-flow direction for each batch of LGC copper and marks the cable accordingly. Installing the Tower in the correct direction, with signal flowing from the source component toward the amplifier as indicated, ensures that RF noise is drained away from the audio circuit rather than guided into it.