Reviews2026-02-16T15:34:29+00:00

Tellurium Q® Reviews

Looking for something specific? Type a cable name like Silver Diamond, a cable type such as an RCA cable, or combine them — Silver Diamond RCA Cable. You can even search by reviewer, e.g. Tone Audio.

“SD is a generation ahead in terms of its capabilities, principally because of the vast amount of noise it removes from the soundstage and the clarity that it brings as a consequence.

The Tellurium Q Silver Diamond RCA is one of the all time great digital cables that, if you can afford, you really must own. Once you’ve heard this design provide its amazing sense of realism, then any other digital connection tends to pale into insignificance. Brilliantly transparent, the Silver Diamond is likely to dominate the digital cable hill for many years to come.”

– Paul Rigby, The Audiophile Man

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“I changed to the Black II after a few tracks and was so flabbergasted by the improvement again that I didn’t bother going back to the Black.

It really was night and day. What struck me the most was how natural and clear the cable sounded with no nasties or obvious short comings. Now I know it can’t be perfect, and Geoff told me wait till you hear our pricier cables (oh dear), but I can’t remember hearing such a difference so easily, which makes my life a lot easier both as a reviewer and simply a listener. Isn’t that what good kit should be about.”

– Ian Ringstead, HiFi Pig

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“Quite difficult to put your finger on why or what makes it so much better..it just sounds very right..detailed but full sounding with a great sense of excitement to the music..brilliant!”

– Fraser Robertson, UK Distributor, Kog Audio

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“I can’t believe how much a set of Tellurium Q wiring can get closer to high-end cables for repeatedly higher sums. One big WOW!”

– Audio-Video, PL

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“Having had the original black speaker cable, I bought the Black II to biwire my Elac speakers.

Not sure what you did. The Black II is like a more sophisticated version of the original, better bass, more open midrange, more refined treble. Above all just a more communicative cable

I notice the differences by swapping them around (bass to treble etc)

I’m actually shocked enough to contact you. People seldom get the credit they deserve”

– Keith Miller, UK

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“It was like when I upgraded my TV from an HD LED set to an Ultra High Definition 4K set. The differences were stunning…..What I can state is that the Ultra Black 11 cables are currently the best I have heard in my system

The Ultra Black II’s allow our ears and brain to work as they would in a live environment picking out every nuance and sound cues to create that actual experience, not a close approximation. Let’s just say I was hearing so much more into the performance. I genuinely was hearing microscopic details I just didn’t know we there before”

– Ian Ringstead, Hifipig.com

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“Indeed, the cables were like chalk and cheese. The new cable was astounding in comparison [to the old design] …..Blue II added more depth and space than I expected for such a cheap cable. These really are the bargain of the year.”

– Janine Elliot, HiFi Pig

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“Admittedly, £800-a-metre may seem a lot to spend on a set of loudspeaker cables. But I’d say that the Silver Diamonds actually stand comparison with rivals costing significantly more, such as Nordost’s Frey 2 (£1800 per metre) which – while excellent – to my ears lack some of the unforced naturalness of the Silver Diamonds.”

– Jon Myles, Hifi World 2015

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“I’m always wary of labelling any piece of equipment as the best I’ve heard – but it’s hard to escape that conclusion in the case of the Tellurium Q Ultra Silvers. They really do shine a new light on the sound – not just in terms of midrange detail and high-end extension, but also in the way they pull the various strands together into a coherent whole that times and flows just with absolute musical coherence.”

– Jon Myles, HiFi World, 2015

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“It is difficult to think about any type of product that has that big an impact on my review system ever let alone in the last year.”

– Terry Ellis, Pursuit Perfect System

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Everything is cleaner, and less electronic sounding. Listening to very fine acoustic details reveals more information, and of a higher quality. Spatial relationships are more defined too. The three-dimensional space created between my ears feels larger as well. Tonal balance is not affected at all, these cables merely offer a cleaner, less grainy look into your music. Honestly, I prefer that approach, and again, that has been my experience with all of the other TQ cables I use. I was definitely expecting some improvement but was excited by how much more natural everything sounded with these cables.

… everything has a better sense of pace and timing with the TQ cables in place. And when listening to solo vocal records, voices are more detailed yet more natural at the same time..

– Jeff Dorgay, Tone Audio Magazine!

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“Today we visited StudioAV and showed them the new Tellurium Q Ultra Blue II mains cable. We did back to back comparisons between a freebie mains cable, the Original Ultra Blue and the new Ultra Blue II.

We all agreed that the new Ultra Blue II was a notable upgrade over the original (and of course far far superior to the freebie cable). There are notable improvements in sound staging, integration, air around and palpability of instruments, clarity, and the micro-dynamics like the initial strike of a piano key or pluck / strum of a string, in particular it also shows a lovely way of bringing out female vocals and making them hang in space realistically.”

– Kog Audio, UK distributor

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“The difference was night and day to me with the Blue II sounding more open, more transparent, clearer and cleaner and to my big surprise more substantial on overall scale, that was not what I was expecting [compared to the old Blue]…Blue II were stand out for me in 2021.”

– Terry Ellis, Pursuit Perfect System

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“Tellurium Q’s new Ultra Black II is something special at the price. It has insight, grip and focus that you usually have to pay a lot more for – allied to an impressive lack of colouration and dramatic dynamics.”

– David Price, Stereonet

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“But the thing is we are not talking about five or ten positive reviews written on a dying forum by some audiophile newbies. The reviews and awards tab is endless, which does not surprise me at all. What we get for little money is very elegant and well-made cables, which do exactly what they are supposed to – offer the sound that will work in 90 percent of budget systems.”

– Tomasz Karasiński, Stereolife

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“I went ahead and ordered Black II XLR’s RCA and power cable and already I’m speechless, they really are something!”

– Dave Matthews

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“In short, we face the best audio cables High End to be found in our country if we stick strictly to the quality/price. A real discovery.”

– Salvador Dangla, AV Premium

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“I can’t believe how much a set of Tellurium Q wiring can get closer to high-end cables for repeatedly higher sums. One big WOW!”

– Audio-Video, PL

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“Ultra Blue II is a smooth, subtle and musical sounding speaker cable, with an impressive amount of detail considering its modest price – yet it never overwhelms or irritates. Indeed it’s a highly refined design that gives many more expensive rivals a hard time. Excellent construction quality seals the deal.”

– Stereonet product of the year awards

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“Thanks for the email. It does sound like you put a lot of work into repairing the cable for which I thank you, very much indeed!

I have received the cable back and it really finishes off my system well. I have Tellurium Q Black running through the whole hifi now and it sounds amazing even though burning in has not really finished in the cables yet. The sound is smooth and detailed and tonal balance of the music is just right.

Can I just say a big thank you to all you guys at the company for manufacturing such an amazing set of cables, and to you personally Geoff for the customer service you have provided me over the last week including the phone call to inform me of the work you had done with the repair. Its great to buy British products that are backed up by excellent customer support.

Many thanks again for fixing my cable, I may even take the day off work tomorrow just to listen to music!”

All the best

Best Regards

– Shari Payne, UK

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