Thursday, March 5, 2020
A Very Brief Review of the Schiit SYS
I bought this little $49 passive preamplifier to use in a CD-only garage stereo system.
For fun I plugged it between the Schiit Mani phono preamp and the Aleph J amplifier, using the cheaper of my turntables, the Dual CS5000 as source. The SYS sounds really nice. There is that slight lack of drive I've heard before with passive preamps but detail and transparency is extremely good. None of that (minor) JFET darkness of the Classe either. I should try the Schiit Mani/SYS combination out with my Thorens TD309 but that will have to wait for another day.
For the price, it's a steal and would work wonders in simple system.
Monday, March 2, 2020
Review: KEF R500 loudspeakers
Introduction: Last month I bought a pair of KEF Q350 speakers. I liked some of the attributes over the Wharfedale Denton speakers - mostly the sense of speed and some better detail. My plan was to eventually replace the Q350s with a pair of KEF R3s, speakers that were being sold via Accessories4Less for a very nice price. Things, however, began to move a little faster than I expected.
Fate stepped in: the Walnut R3s were no longer available. With my wife's blessing I instead purchased a pair of reconditioned R500s, the previous generation of the current production R5. It's been a few years since I've owned "full range" speakers so I was curious to see how these would sound in my narrow mid century listening room.
Shipping was fast with a Sunday (!) delivery from Fedex. I managed to unpack and setup the speakers without any help but be warned, the cabinets are heavier than they look. My weekly workout plan paid off! I also liked the spiked feed and the cups to stop damage to the new cork floors.
First Impressions: Where did all that bass and body come from? The two 5.25" woofers move a lot more air than I expected but perhaps I've been living in mini-monitor land for far too long. Sure it's not quite in the old UREI 813A territory with 15" woofers but the KEFs acquit themselves well with most rock music. The blending of the drivers - bass, uni-q midrange and tweeter - is also seamless. Even though I only have 25Ws of Class A Aleph J on tap I had no urge for more power with the small listening room.
My friend rolled over and we listened to a few favorite records. It was obvious that these speakers still had some breaking in to do since changes were audible even in the middle of an LP side. After a few hours it seemed as if the treble had become more extended and the drivers even faster than before. Forwardness and depth changed with whatever turntable / preamp was being used. ie - the Thorens TD309 / Classe Five gave a "back in the hall sound" while the Dual CS5000 / Schiit Mani was more forward "mixing board" approach but with a little less resolution and bass depth.
Listening: After a week of daily use, it was time for a solid listening session with notebook in hand. Turntable used was the Thorens TD309 paired with the Classe Five.
The Who - Tommy (Tracks) is an odd little album that I like but only in small bursts. It is also an album I've heard on several of my systems. The first side of this German pressed double-LP album has a lot of dynamics and a wide soundstage with a lot of things going on. The KEFs did a very admirable job here; the firm foundation of Keith Moon's drumming and John Entwistle's bass was some of the best I've heard; only beaten by the massive UREI 813A speakers. Where the R500s really shined was the attack of Pete Townshend's guitar work, sounding detailed and full of body. There were a few times where my jaw literally dropped with surprise by the sheer dynamics of the album, not to mention the soundstage height(!) which is something I usually only hear on very expensive speakers.
Dead Can Dance - Into the Labyrinth (4AD) has a lot of acoustic instruments in a wide, sometimes shifting soundstage. My original 1993 British pressing sounded marvelous. On the song The Ubiquitous Mr Lovegrove, Brendan Perry's voice had real weight and presence. The fleshy finger strikes on the heads of the drums was readily apparent.. Dynamics, once again, were excellent as was soundstage depth and width. Just a stunning album, one that I would use to demo any excellent hi-fi system.
Hiroshi Suzuki - Cat (Coumbia) has recently been re-issued on very clean and quiet Japanese vinyl. The color of the Suzuki's trombone is vivid with astounding dynamics shifts. The rest of his bandmates sound as if they are sitting in a living real space. An example of ths is the song Walk Tall which begins with hand claps that echoed with a natural decay. The treble is fast and transparent, especially for a metal tweeter driver. The high end detail doesn't quite match the best I've heard - QUAD ESL-63s or Ionovac plasma tweeters - but still has less aggression than the horn tweeter of an Altec 604.
Creedence Clearwater Revival - Bayou Country (Liberty) is a classic rock 'n' roll album. This original British pressing somehow bests the American copies I've heard with a cleaner, more see-through midrange. The attack of the guitar has real body and presence; unlike the past mini monitors I've reviewed. Once again the dynamics were impressive, especially the harmonica playing which had a real raw and dirty swamp sound. It sounded as if a whole lot of air was being moved! The instruments were each locked into their own space, separate but joined in the musical whole.
Conclusion: As you can tell, I was taken away by the presence the KEF R500s could project. The body of instruments and vocals were especially enjoyable. These speakers seemed to sit in a middle ground between the UREI 813As and the Magnepan 1.6QRs, which is to say they could swing dynamically, soundstage quite well both in width and depth, and still provide musical enjoyment. But they also didn't have the aggressive warts and all sound of the horn speaker, or the dark graininess of the planars. After living several years with the limitations of small monitor speakers it will be difficult to go back; the ability of the larger KEFs to provide life-like body is something I cannot forget now.
In the future I will be playing with some wiring changes, a different cartridge, and maybe even a more powerful amplifier. For now, however, the speaker quest is finished.
Review System:
Thorens TD-309 turntable with Ortofon 2M Bronze
Classe Five preamplifier
First Watt Aleph J clone
Cardas Iridium interconnects
Cardas Twinlink speaker cable
Friday, January 3, 2020
Review: KEF Q350 speakers
I've been letting the speakers cook with daily usage from a vintage Dual
CS5000, Schiit Mani, and Ortofon OM20 combination. At moderate levels
the difference between the old *Wharfedale Denton and the KEF Q350
speakers are subtle. The Q350s are a touch cleaner with a brighter
tone. Detail - neither are what I would call overachievers here - is
also a little better, perhaps the difference between aluminum and woven
Kevlar drivers. The bass out of the 6.5" KEF woofers go down a touch deeper
and with a bit more definition than the 5" unit on the Dentons.
With the family out of the way for an hour, I fired up the Thorens TD309 and spun my US copy of Pink Floyd's The Wall. At a higher listening level: within their dynamic limitations, the KEFs do a bit better here too. The busy sound effects come across cleanly and have real depth too. Definition - inner detail and body - are certainly not the best I've heard. These are, after all, no electrostatic speaker or an Altec 604 driver with a time-aligned crossover, but given the price the KEFs are more than acceptable. The old "PRAT" factor is high with lots of toe tapping enjoyment. Bass with the 6.5" driver is good but if you want to go deeper and louder a sub (or a larger Q-series) would be needed.
Further listening with a variety of records revealed a clean midrange with only some minor veiling - again, compared to the best I've heard. ie - there is an ever-so slight blurring of aggressive guitar work and the leading edges of high-hats. The treble is, however, extended with shimmer and shine but still not etched. I was expecting some overdone brightness from the aluminum tweeter but my (aged) ears weren't driven out of the room.
Overall I would give the KEF Q50s a solid thumbs up. They do punch quite above their cost point but these days that's no big surprise given the available computer modeling and testing that would have been a dream for speaker designers in the past.. I'm curious how the R Series would perform. But that's a future hope.
*Regarding the Wharfedale Denton speakers: these are equally good speakers but something I would recommend with a more aggressive digital front-end or amplification chain. In my case the smoothness of the Aleph J and the slight darkness of the Classe Five preamplifier was perhaps too much of a good thing. The Denton appears to have been voiced to have a vintage, smooth sound instead of the "hi-fi" approach of the KEFs.
System:
Classe Five preamplifer
Aleph J amplifier
Thorens TD309 turntable with Ortofon Bronze phono cartridge
Belden 9497 speaker cable
various budget interconnect cables Saturday, December 14, 2019
Short Review: Schiit Mani
With a new Thorens TD 309 turntable in the house, the Dual CS5000 still manages to live on to play less-than-mint records or non-audiophile recordings. So it was goodbye Pioneer DVD player that I used for CD playback. Since the Classe Five preamplifier only has one phono input. I needed a separate phono stage. There are several budget options available but I zeroed in on the Schiit Mani. US-made, handsome, the silly name, and designed by Mike Moffat. What's not to love?
How does it stack up to the Classe? Not bad at all. The Mani is a little edgier, not as big and dynamic, and also lacking the inner detail. But it certainly sounds better than I expected: fun even though it doesn't exactly have the smoothness of a good tube unit, or even a FET based preamplifier. Oddly enough, the lack of detail works well with the Dual CS5000 turntable, removing some of the veil and analog playback artifact noise. I'm reminded of a more "really nice CD Player or mid-priced DAC" sort of quality to the sound.
The longer you keep this unit on, the better it does sound. Given the low power requirements, why not? With the new KEF Q350 speakers, the Mani does sound way better than I expected at this price point. Of course many will disregard anything using op-amps but my experience with the Audio Sector Phono Stage disabused me of that notion. Recommended for budget systems.
Thursday, December 12, 2019
Review: Thorens TD 309 turntable
The question was what to get? In the past few years the turntable market has exploded with varying makes and models across all budget ranges. Given my under $2000 (USD) price range I had a few options including the discontinued (and marked down) Rega P8, the Rega RP6, or the tried and true VPI Scountmaster (used or B-stock). I hemmed and hawed, thinking of my experiences with solid plinth turntable, and in the case of the VPI, the JMW unipivot tonearm. I wanted something a little different, a little more old school, with a suspension. I won't go into the ancient debate between suspended and solid plinths, each falling in and out of favor as the years have gone by. I will instead just go with what I heard with the best systems.
Searching through Audiogon listing and doing a lot of review reading, I came to the Thorens TD 309 Tri-Balance turntable. The reviews, even with the included and very budget Audio Technica AT95S, were mostly positive. It seemed that any negative points could be ameliorated with a better cartridge. I was also taken by the engineering with a speaker manufacturer to reduce motor and environmental vibration. The speed controlled DC motor, the available colors, and the Japanese quality bearings was a bonus. So I purchased one - used - that came with an Ortofon 2M Bronze cartridge.
Once I received the turntable via FedEx it took me a solid 90 minutes to set up. Some of this involved running off to the grocery store to buy some batteries for my digital style gauge. At first glance it looks to be a well-made record player. I was especially impressed by the methods used to decouple the platter from the motor.
Installation of the 2M Bronze wasn't exactly a breeze. It required the removal of the headshell and some fiddling of the screws that mount directly to the body of the cartridge. Using the Thorens supplied protractor I was able to get the alignment zeroed in pretty quickly. After adjusting the counterweight I was finally able to listen to some records.
Initial Impressions: I can immediately tell there is a difference. With the Thorens there is a lot of weight to the bass. Music plays with a lot more ease and less grunge than the old Dual. Which is to say there is a lot less mechanical noise with the new turntable. This in turn reveals more detail, makes the notes "breathe" easier, and also increases depth and width of the soundstage; allowing the listener to "hear" deeper into the recording. I'm reminded of the VPI Aries 1 in this regard, and, given the difference between the platter weight, a surprise. I suppose a well-tuned suspension can replicate the solidity of a table with a solid plinth and heavy platter.
After a few hours of enjoyment and some tweaking of the arm setup, it was time to sit down and do some serious listening.
Dead Can Dance - Into the Labyrinth is a well-recorded gem. The Thorens/Ortofon combination reveals quite a bit more detail, a pulsing bass, and a soundstage that had width and depth. The music positively soared, leaving, in comparison, the old Dual sounding like an AM radio. Voices were especially good, with excellent body and realism. Congestion was nil, each instrument sitting in its own space without confusion or muddiness.
Background noise, on this original 1993 UK pressing, was suppressed with any ticks and pops riding on a separate plane of the music.
Neil Young's live acoustic album - Massey Hall 1971 - is a well-recorded album. A good system should sound like live music, revealing not only excellent timbre but the very hall itself. The Thorens TD 309 does a very good job here. If I close my eyes it does feel and sound like I'm really there, enjoying the concert. The only break in the spell is the lack of chatter behind me, and of course no cigarette smoke.
The reverberation or natural slap of the hall walls can be heard. Impressive with much more life than any digital rig I've ever heard.
Animals is my favorite Pink Floyd album so I was looking forward to hear what the Thorens to do. Instead of a big vibrant soundscape, I began to hear a lot of compression (at higher levels). Once I turned the volume down, the compression disappeared. As an experiment I went upstairs and pulled out my backup amplifier, the venerable Adcom 545, which has roughly 4x the power of the Aleph J.
Long story short, it turned out that the Thorens had such an extended bottom end that it was making my low-powered single-ended Aleph J clip! Such is the life of trying to live with so little power with a pair of 86dB speakers. This pointed to a future speaker upgrade.
With the Aleph J back in the system, I went for something a little less bombastic. Gabor Szabo was a Hungarian guitarist with a delicate touch. He died too young but luckily left a large body of beautiful work. The album High Contrast works well with the Thorens: with speedy lead note changes, the shifting dynamic drum work and the perfect rhythm guitar genius of Bobby Womack.. The attack of the guitar is just about right, never edgy, revealing the intricacies and subtle methods of Szabo. The imaging, given the multi-miked nature of the recording, is also very good with the lead guitar slightly forward of the rest of the instruments.
As you can tell I was quite taken by the Thorens, at least once I understood that it had such a wider dynamic range than the Dual CS5000. This lower, more refined bass response caused all sort of havoc with my amplifier/speaker pairing, leading me to the decision that a more efficient pair of speakers is in my future.
As regards to overall sound quality:
Bass: Dynamic, at least within the limitations of the small Wharfedale speakers. The midbass frequencies are special here with lovely timbre and shades that I've heard only on the better turntables. It's the sort of bass that I prefer over digital, which can plod and sound artificial.
Midrange: Subtle, expansive and revealing. Different recordings, well, sound different. So there's not a lot of coloration or analog "dither" (noise) over the music. Once again it's not a sterile presentation, which can occur with lower-end digital, but shines a light on the notes in an engrossing way. It's also easy to shift attention to another instrument. Organic is a word that comes to mind, but not overly warm like some noisier turntables.
Treble: Smooth, provided the cartridge is setup correctly. An aggressive recording is not going to sound rolled off, but something well-balanced won't sound dark either. There is a nice sparkle and shimmer too.
Other: This sort of tight analog foundation seems to be rare but adds to the rhythmic toe-tapping experience of music. More than once I found my foot moving with the beat. The turntable plays very quietly, doing an excellent disappearing act in minimizing coloration. The Ortofon 2M Bronze is a great tracker too, playing the last songs without any audible IGD.
Conclusion: For the money, the Thorens is a nice alternative in a very competitive price range. Even if I had bought a new unit I still would have been perfectly happy with the choice. Given the quality of the tonearm, the engineering of the suspension, the DC motor, the platter thickness, and the modern looks, the TD 309 gets a solid recommendation. As does the 2M Bronze, though a Black stylus may be in my future.
System:
Dual CS5000
Classe 5 preamplifier
Aleph J amplifier
Wharfedale Denton speakers
Canare interconnects
Kimber 8PR/4PR speaker cable
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