Why Do Cables Matter?

We do not expect a "Guarantee".  We are will aware that the advised cable may not bring subjectively desirable results in our own systems.  But reporting the experience in actual use what they had before and after is very helpful, otherwise beyond basic cable build knowledge we only have marketing hype to evaluate products.

...we only have marketing hype to evaluate products

Truer words were never spoken.

The only thing I ever bought in a HiFi shop that I didn’t evaluate in my system were Spica TC-50... about forty years ago.

I recall over two decades ago, I did not believe that cables made a significant difference.  I reluctantly tried an expensive ($400), Transparent RCA interconnect cable to my Gamut power amplifier and MSB Platinum CD player.

Within the first 5 seconds of the music playing , I started laughing out loud as the difference was enormous.

IMO, cables make a huge difference - although some yield a subtle difference.  Finding the right combo for your ears and ,set up is the key.

It is understandable that the topic of speaker cables can be confusing, given the wide range of opinions and perspectives on the matter. While it's true that the internal wiring within amplifiers and speakers typically uses plain copper wires of lower gauges, the discussion around specialized speaker cables focuses on optimizing the signal transfer between the amplifier and the speakers. Here are a few points to consider:

1. Signal Integrity: Speaker cables are designed to minimize resistance, inductance (L), and capacitance (C) along the signal path. Lower resistance ensures efficient power transmission, minimizing power loss and allowing for accurate signal reproduction. Reduced inductance and capacitance help maintain signal integrity by minimizing distortion and phase shifts.

2. Shielding and Interference: Specialized speaker cables often incorporate shielding to protect the audio signal from external electromagnetic interference. This shielding can help maintain the purity of the signal and prevent any potential degradation caused by nearby electronic devices or power cables.

3. Long Cable Runs: In setups with long cable runs or challenging environments, such as high electromagnetic interference areas, the quality and design of the speaker cables become even more important. Higher-quality cables can mitigate signal degradation over longer distances, ensuring that the full potential of the audio signal is delivered to the speakers.

4. System Synergy: While it is true that a system is only as strong as its weakest link, it is also important to consider the overall synergy of the components. High-quality speaker cables can complement the capabilities of the amplifier and speakers, allowing for a more cohesive and optimized audio reproduction. Matching the quality of the speaker wires with the existing internal wires can help maintain the overall system's performance.

Ultimately, the choice of speaker cables comes down to personal preference, budget, and the specific requirements of the audio system. It's important to strike a balance between investing in quality cables and ensuring that the overall system is optimized for the best possible audio experience.