Cube Audio Nenuphar Single Driver Speaker (10 inch) TQWT Enclosure


Cube Audio (Poland) designs single drivers and single driver speakers. 

Principals are Grzegorz Rulka and Marek Kostrzyński.

Link to the Cube Audio Nenuphar (with F10 Neo driver) speaker page: 

https://www.cubeaudio.eu/cube-audio-nenuphar

Link to 6Moons review by Srajan Ebaen (August 2018):

https://6moons.com/audioreview_articles/cubeaudio2/

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Parameters (from Cube Audio):

Power: 40 W

Efficiency: 92 dB

Frequency response: 30Hz - 18kHz ( 6db)*

Dimensions: 30 x 50 x 105 cm

Weight: 40 Kg


* Frequency response may vary and depends on room size and accompanying electronic equipment.
david_ten
@toetapaudio No pressure, but I personally think a pros/cons list would be useful here too.  Seems relevant given that this thread is more of a place (one of the only ones) to generally get information about the cube audio experience...
@stephendunn I also have my system set up on a room corner (see my system pictures). Forced by the room in my case, but it works really well. Eliminates the usual side wall reflection issues and allows for a deep space between the speakers as if they were pulled out much further into the room. I much prefer it to the long wall setups I've been forced into in the past.
This week Jeff Day at Positive Feedback has a review of the Pass XP-12 preamp. He starts by writing:
"I have been looking forward to telling you about the Pass Labs XP-12 line-level preamplifier, as I've found the XP-12 to make for an excellent match to the Pass Labs XA25 Class A stereo amplifier as well the First Watt SIT-3 single-ended stereo amplifier which are my current benchmarks for relatively affordable, lower-powered (25 watts and 18 watts, respectively) high-performance, solid-state stereo power amplifiers."
I have never heard a Boenicke apart from the youtube videos and I liked what I heard. Its interesting that folks who are interested in Cube are also also interested in them as I am. I would be highly interested in a comparison between the two though I am not sure if this would be the right thread. The amp requirements for the Cube and Boenicke are on the opposite end of the spectrum.
The Raido/Børresen in shows always have a wider placement configuration very close to the side wall with aggressive toe-in towards the listening position. Maybe they don't care for the sidewall reflection based on how the speaker is designed. I am still playing to the positioning with the Nenuphars and experimented a  little with the toe-in and I find aggressive toe-in make the sound too bright and sharp for my taste. Currently they are toed in about 5-10degree. How much toe-in do you guys have ? Between, anyone using a pair of subs with the Cube ?