Description

Retro HiFi tube system with open baffle speaker design. Center driver uses Coaxal 10" woofer  with horn tweeter.




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Room Details

Dimensions: 22’ × 11’  Medium
Ceiling: 10’


Components Toggle details

    • Ayon CD 35
    The Ayon CD-35 establishes a new benchmark in SE-Triode vacuum-tube CD/SACD-Player performance by combining a fully balanced PCM-DSD DAC.
    The CD-35 is also prepared for computer playback and general DSD professional audio use. 

    Top loading player with very solid construction and build.
    • McIntosh C22
    A cool 1960s retro design, the C22 Vacuum Tube Preamplifier has been updated to modern standards to deliver a performance on par with any other McIntosh preamplifier. Electromagnetic input switching provides reliable, noiseless and distortion-free operation. Low distortion levels of all types are less than 0.08%, allowing music to be presented with total transparency and accuracy.
    • Aurender Aurender A100

    A100 is, at its foundation, a streamer with support for both TIDAL and Qobuz subscription-based high-resolution streaming services and internet radio. The A100’s MQA Full-Encoder DAC provides optimal performance for streaming 10,000+ MQA albums on TIDAL.

    • Pure Audio Project Trio15 Coaxal

    Trio15 design is an open baffle design.


    The Coax10 driver features a high-end 10′′ mid-woofer with a light-paper cone and a 1/4′′ Horn tweeter with a Polymer dome (similar to our Horn1), but differently from typical configurations, both are mounted on the same axis, aka Coaxial design.

    • McIntosh MC275 MkVI
      • Power Output per Channel75W @ 4, 8 or 16 Ohms
      • Number of Channels2
      • Total Harmonic Distortion0.5% maximum harmonic distortion at any power level from 250 milliwatts to rated power, 20Hz to 20,000Hz
        (≤ 0.25% harmonic distortion at 1kHz)
      • S/N below rated output105dB
      • Dynamic Headroom1.2dB
      • Damping Factor>22
      • Rated Power Band20Hz to 20kHz
      • Frequency Response+0, -0.5dB from 20Hz to 20,000Hz
        +0, -3.0dB from 10Hz to 100,000Hz

Comments 233

Owner
Hey Milpai thanks for stopping by.

The room is finished and my system...well still in boxes. Long story.

FADE IN

WIDE SHOT OF BACK YARD. SHOW PINE TREE IN POOL AND ACROSS THE DECKING
ONTO THE BACK OF HOUSE.

After finishing the electrical work, mother natural decided that I needed a pool ornament of the 100 feet pine tree kind. The tree damaged the pool obviously, decking and screened in porch. Needless to say, I was in no mood to focus on my room for about a month. It could have been worse but wait there is more to the story.

Spouse previous company recruited her for new position in New Jersey starting in April. Wow...we just moved to Florida and bought the house last October. My motivation kind of changed for good after that because I knew we were moving in 3 months. So, I put everything on hold, room treatments, possible new speakers and component configuration. But the room looks great. Meanwhile the damaged was being repaired and things were looking up a bit. Yeah!

Did I mentioned how much rain Florida received during the spring. Another tree fell on the house (on the opposite side) causing less damage then the first. Actually, I was okay but shaking my head that I want out of the house. And fast. Since the crew was working on the other side of the house the new damages was repaired in two or three days.

FADE TO BLACK

FADE IN

EXT. SHOT OF NEWARK INTERNATIONAL AIRPORT AND BEAUTY SHOTS OF NORTH NEW JERSEY

Packed my suite case, new 15 inch Retina MacBook Pro (256 solid state drive, 2.6 GHz, 16 RAM), new B&W C5 earphones and flew to New Jersey. The C5's are great earphones with unique loop design to adjust to your ear. Sound is very clear in midrange and highs. With the new computer comes new thinking...considering dumping my suitcase and using a Tuma backpack when traveling for short trips.

Exhausted and confused! Arrived in North New Jersey mid September. Strange. Looking at houses for the next 3 months while the house sells back in Florida.

So the pictures of the "The Office" or "The Office" part II are on hold until I find a new domain. Early in my post I mentioned I may have to configure my system with less components. That may be still true after looking at some of the houses in North New Jersey. Will see.

FADE TO BLACK

lapierre

Pierre,
Time for new pics :-)
Is the new layout complete yet?

milpai

Owner
Thanks Scott.

I'm in the process of re-evaluting a couple of components. I'm in the mood of less components or minimal components. However, I keep seeing Audiophiles with floor standing loudspeakers in small rooms.

lapierre

Wow wish I could hear these. Great looking setup.

scott_weinberg

Lapierre,

Your system should sound very involving :)

lawence_carpio

Owner
Milpai thanks for comments and the update on your system.

Have been a fan of Quads which should benefit from adding GIK monster panels and tri-traps. From my contact with GIK designers the primary concern is overlapping modal problems due to length and width of the room-12 x12-being the same. Looking to add an area rug to help with high and mid frequencies. Diffusors will be added later. I have to be careful not to kill the room with too many panels on the sides as my previous illustrations suggested.

Listening room - most of the painting finished this weekend. The walls look brand new after several hours of sanding and patching some major holes. Small room but a ton prep work was required. A couple of minor things to finish like doors and touch-up in a couple of places and I'm done. Speaker position may have to change - the rear wall really has limited spacing for seating after taping things out on the floor.

Looking forward to your comments once you install various panels.

lapierre

Pierre,
How is the room coming? I have ordered my panels from GIK. Kevinzoe did mention the same tri-trap position for my room which is 12.5 X 13.5 X 9. I will experiment and then decide. GIK did not suggest diffusers as of now. They said that my carpet acts like atrap for high and mid frequencies. So I have 2 tri-traps and 2 monster panels on order that are due next week.
1 very important thing I learnt while setting up my room - speaker positioning. Very critical. Everything else is secondary. BTW, you have some great gear.

milpai

Owner
Jlindi325 the B2 I bought for my HT system several years ago. Unfortuately, when you move you win and lose some. In this case, the new house has no basement for a HT (didn't watch that many movies anyway) and lacks large space for woodworking-my other hobby. With that said, I do have two options for listening room-one small room (12x12) and multi purpose room measuring 14x15. The later is the long term goal.

Good point on the Speakon Connector and twisted cable. I will give this serious thought. Not sure why I did not think of that before. I terminated power cables for most of my large woodworking machines.

Room is coming along. Painting will be completed this weekend.

lapierre

Lapierre-So have you bought a B2? I remembering speaking with you a couple years ago and I believe you were considering adding a sub back then. As you may already know the B2 is awesome, definetly recommend it.

Regarding the Speak on cable: if you end up going with each conductor separate you may be able to save some money and buy a good quality twisted cable and terminate it yourself. Food for thought, I feel almost any larger gauge cable would represent an upgrade over the stock cable.

I have noticed you have moved recently and your new room is proving troublesome. I look forward to seeing what comes of it with room treatments etc.

jlind325is

Owner
Thanks for the comments Al.

The MC275 is such a classic component. It's been around for 50 years with pretty much the same look and feel. I do prefer classic and timeless components and manufacturers that don't change the styling too much every year.

New room is on hold for a bit. Should start back remodeling this week.

lapierre

Great equipment, Pierre, and very thoughtfully set up.

It's not without reason that the various incarnations of the MC275 have been around for more than 50 years. I had a pair of vintage MC30's about 20 years ago, which I remember quite fondly. I'm sure that a modern 275 is in a different league altogether.

Enjoy, and best of luck with the new abode.

Best regards,
-- Al

almarg

Owner
THanks Kevin.

Monster traps with 7.5" depth can be installed on back wall. Acoustic plan edited with changes.

Both chair and speakers can be moved out from the back wall and front wall. I'm checking with another audiophile with small room to verify why his listening chair was moved closer to the wall.

Yeah thinking about building my own diffusers.

lapierre

Lapierre - please see my comments to you over on my system thread where I answered your questions.

Having looked at your acoustical treatment diagram again, and being a GIK customer, I thoug I'd pass along some thoughts that hopefully you'll find valuable.
* the GIK 242 is too thin in my opinion to offer broadband attenuation, so I sold mine. Toole in his book recommends that the minimum thickness be 4" or better yet 6" so that it works down to the transition zone frequency which for most small sized domestic rooms is between 300-600Hz. You don't want to attenuate just the highest frequencies as it will then be acting as a low pass filter and throwing off the spectral balance of those reflections and reflections of those reflections. I would suggest diffusion in the middle of the front wall as you will be using absorption on the back wall.
* the GIK Tri-Traps while shaped as a triangle to fit neatly into a corner will work better by reaching down to lower frequencies if you rotate it 180 degrees so that there is a larger airspace between the wall and the trap. Will you be stacking 2 into each corner as 1 isn't very effective? Better still is to put 2 of them together to create a vertical oriented rectangle with another pair of them on top, so 4 per corner.
* can you put Monster traps on the back wall which are thicker than the 244's?
* can you move your chair and speakers out from the back wall and front wall respectively from 33 - 38%?
* the GIK D1s will diffuse from a bit below 1kHz due to the well depth. Have you considered building a DIY diffuser to work across broader frequencies?

Hope this is of some value . . .

kevinzoe

Owner
Update: Based on feedback from GIK Acoustics designers I tweaked the Room Acoustic Plan. Added a pair of QRD diffusors that mirror each other on the sides. Previous version provided too many panels on the side. In the rear, bass traps were suggested helping with overlapping modal problems due to length and width of room being the same.

lapierre

Hi Pierre,

Thank you very much for your response and for the pm.

I must admit that I was not really aware of the PurePower products. I remember I've stumbled once on their web page and looked on their comparison chart (the one where they compare various PS products; you also sent it to me in the pm) but I've forgotten quickly about them as they are not available in Europe (at least to was my understanding).

According to the comparison on the PurePower site the only feature that the PS Audio PPP lacks in comparison to the PurePower products is the battery. But given the fact that I have a class A integrated (that sucks a lot of juice) I do not think that is a significant for me. Unfortunately, I was unable to find PurePower products in the Netherlands. Also, I do not really trust the PS Audio products (too many stories of noisy fan) ...

Currently, I am in contact with a local company, which is well know here, i.e. Kemp Elektroniks. They are specialists in "power-porducts". I have asked them to install a dedicated line in my room and if everything goes fine I might buy also their power source unit.

Regards,
Paul

nvp

Owner
Mjcmt thanks.

This is a new listening room in a much older house. I may have time to work on the room this weekend. Most of my system are still in boxes from the recent move.

I have not tried vertical bi-amping with my current system.

lapierre

Your new plan looks outstanding. Is this the same room?
Did you ever try vertical bi-amping and how did it work out for you?

mjcmt

Owner
Update: Posted first draft of new room dimension and proposed acoustic treatment plan. New listening room still has a ways to go for electrical, flooring repair, base/crown molding and painting.

lapierre

Owner
Kevin,

Focused on that right now. My new listening room 12 x12 x 8 currently being prepped for paint, electrical and lighting. Just taking me a lot longer than expected.

I've been corresponding with Kiwi and researching different room treatments. Read your comments on his thread which was very helpful. Diffusors or Absorption panels? So here's what I'm thinking so far...

FRONT WALL (has Window)
GIK TRI-Trap in corners and later add diffusors for refinement if needed.

BACK WALL
GIK Tri-Trap in corners which is NOT idea placement. Both of the corners have doors-- entry door and closet door. Between the doors I have approximately 4 feet. GIK Monster Bass Trap likely will be placed in that spot.

SIDE WALLS
Looking at adding DIY diffusors at first reflection point and then acoustic panels. Still researching wood interior or other material.

FLOOR
Oak hardwoods #2 mixed red and white oak. Will be adding rug to help with acoustics.

CEILING
Look to add ceiling diffusors as the last phase of room treatments.

Yes REL sub will be added.

lapierre

Hi Lapierre,
In reading your system comments regarding future upgrades, I thought I'd ask if you have added any room treatments yet or any subwoofer(s)? With bare walls and bare floor, you can expect great sound with treatments in place. Good luck and enjoy the iterative process of treatment placement experimentation.

Cheers,
kevin

kevinzoe

Owner
Correct. Vertical bi-amping with MC 275. Will have to think about that and experiment with extra pair of cable from another system. Good insight.

lapierre

I'm not referring to SS and tube amps together for bi-amping. I was referring to one 275 amp for each speaker w/ one channel for highs and the other for lows. This way the power supply only has to push one woofer which requires more from the PS than the highs, resulting in greater ease of presentation. As far as expense, all you need is an appropriate speaker cable for the highs.

mjcmt

Owner
Mjcmt--
Thanks for the comments.

Vertical bi-amping. I think early on in the process I was thinking that way. Maybe because I was looking at SS power amps for bass woofer and tube for midrange/highs. But it's an added expense with subtle improvements.

lapierre

Owner
Paul--
PS Audio PPP seems like a great component. Likely will invest into PurePower 2000 regenerator based on research and feedback from other audiophiles with tube gear. Internet has mixed views on both products. Both products have similar features like backup battery and various power protection and conditioning technologies. If you do some research you can find a couple of articles that have pros and cons. If not I can send you the links in an email.

Have your electrician check the AC lines for RFI and EMI noise. My electrician at my old house checked the old lines and the new lines for noise. One line had a noise issue--that's why you check.

lapierre

Boy oh boy, everything you have is so perfectly chosen. Your electronics would really make my Altecs sing a new song. I see that you are using two Mac 275 amps. Have you considered vertical bi-amping your Dali speakers?

mjcmt

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