About the brand

Auditorium 23 is as much research & development, experimenting and pioneering as production. It was established in 1980 and is owned and operated by Keith Aschenbrenner.

Those who have followed the history of Single-ended amplification and high efficiency loudspeakers certainly know of… and refer to A23 as an important cultural icon of classic design theory. If you have an appreciation for direct and immediate sound, both from your loudspeakers and your analogue, with a nod towards the sound of classic hi-fidelity, this is absolutely for you.

..one of the most stunning portrayals of the analogue kingdom I have ever heard – breathtaking! The vocal sheen and sibilance were gone and in its place was real flesh-and-blood vocal magic. The arm now conveyed music that was warmer, darker and fuller without losing any of the detail and snappiness that made it so engaging in my system. The notes became more liquid and fragrant too. Fed by the Auditorium 23…

Jeff Day

The step-up transformers, between your tonearm and your phono-pre, previously have been considered a type of compromise, (marrying moving coil cartridges to moving magnet phono stages in your system)… the A23 have been proven in our clients systems to surpass by a long shot the performance of active mc stages.


Detailed information on individual models and technical data are best found directly with the manufacturer. We invite you to connect with them here. We urge you to request specific demonstration or discussion with CDF directly for all of your questions.


Wires

  • Cables:
  • A23 Speaker Cables
  • A23 Interconnect
 
 
 

Accessories

  • Phono Step Up Transformers:
  • A23 SPU Step Up Transformer
  • A23 103/EMT Step Up Transformer
  • A23 Hommage T1 Step Up Transformer
  • A23 Hommage T2 Step Up Transformer
  • Record Mats:
  • A23 Turntable Mat
  • A23 Hommage Turntable Mat
 
 

Speakers

  • Speakers:
  • Homage Cinema Field Coil Speaker
  • Hommage 22A System
  • Hommage 755A Alnico Speaker
  • Hommage 4181
  • Hommage Ken 755A Alnico
 
 
 

Exceptional Customer Service

Hi Graeme , I wanted to thank you for the exceptional quality customer service as well as the hospitality of your store. I find that whether you buy a 20$ adapter, a pair of headphones for 400$ or a set of speakers for 20000$ every customer are treated equally and…

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Professionalism and devotion

Good morning Graeme, I've received speakers thursday night at 7:00 P.M. as promised. After dedicated manutention and very great care of the environment , map the room and placed very professionally the two speakers. It was a joy to watch the work like an artist who his creating a new…

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Repeat customer

Dear Graeme, I just wanted to thank you for the wonderful experience at CDFaudio. You definately have a repeat customer here! I went back home to listen to the same piece I heard on the Shindo setup and I get it! What I previously thought was warm and inviting was…

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If you love music please do your self a favour

And now for something completely different. If you love music please do your self a favour and visit CDF Audio.Leave, at the door any preconceived audiophile dogma you might of gathered over the years, listen to what they have to say and let your heart melt as you rediscover your…

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Courteous and thoughtful

I want to drop you a quick thank-you note for being so courteous and thoughtful late Friday night. I sincerely was not expecting your hospitality, especially so close to your closing. I am impressed that you started up the VTLs for me even though there really wasn’t any time to…

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