Undiscovered Gem – Wharfedale Diamond 225

This is the world I grew up in: iPods, ear buds, tinny laptop speakers. Most people my age don’t think twice about their equipment, so long as it makes sound. Your average iTunes a cionado isn’t going to shell out big sums of cash on stereo equipment, especial- ly when everything seems to have speakers built in these days. Why bother?

But there is good sound at approachable prices, fantastic sound really, the sort of sound that people obsess about. It’s not a mystical thing; it’s a visceral one; and younger people are nally starting to gure it out. Vinyl’s comeback is proof of that. The iPod generation is ready for quality; it’s just a matter of guring out how to get it. And for me, it always starts with speakers.

There’s nothing better than opening something new, which is probably why people watch videos of strangers unboxing hard- ware on YouTube. The Wharfedale Diamond 225s sat wrapped in plastic covers sandwiched between tight foam inserts at the top and bottom, keeping them secure in transit. When I nally got them up and out, I stared at the gorgeous rosewood-ve- neer boxes, with their black-lacquer MDF baf es and the small Wharfedale logo just beneath the woofer. I leaned back in my desk chair and thought: “Wow, those are pretty.” They’re clean, unpretentious, and clearly put together very, very well.

OK, the speaker grilles were a little weird. They’re two round foam pieces with little plastic rods that snap in over the tweet- er and the woofer, leaving the rest of the baf e exposed, as opposed to something that covers the whole front. It’s not my favorite aesthetic choice, though it’s not necessarily a bad one, either. Just a matter of taste, I guess. At least they’re easy to remove, so I popped them off and forgot about them.

The 225s are fairly compact, though deep and solid. Sound is always the most important aspect of any audio component, but you still have to live with these things, and it’s easier to live with beautiful stuff. Fortunately, they’re exactly what they need to be: simple and attractive. Clearly the people at Wharfedale know what they’re doing, which makes sense, considering how long they’ve been around. Wharfedale is a relatively large British out t founded back in the 1930s, and they’ve been a big name in British hi-fi ever since.  The Diamond series debuted in 1981, and Wharfedale has been slowly improving the Diamond designs and sound without inflating cost, and that’s exactly what I’m looking for.

The 225s list at $450, which is a price an actual human with a real job could potentially afford. If you’re like me, and you’re sick of “affordable” equipment pushing easily into the $1000 range, this review is for you. Fact is, the majority of people can’t shell out the cash for the absurdly hyper-expensive audio equipment that clogs up most blogs. If we want to get the next generation to fall in love with great sound, I think it’s about time to accept that there’s some seriously good, affordable stuff worth writing about.

So with all that in mind, I put the 225s on top of my cheap stands, hooked them up to my (also British) Cambridge Audio CXA80 integrated, and turned it all on. Truth is, my listening space isn’t ideal. It’s small, oddly shaped with a sloping roof, and my speaker placement is limited. They have to be up close to a wall, though fortunately for me, these Wharfedales were designed with that in mind.  The slot-loaded bass port res downwards, instead of back, minimizing room inter- action. So don’t worry about sticking them on either side of an entertainment system in the living room, for example, or squeezing them into a small of ce. Like I said, we have to live with these things, and space is sometimes at a premium.

Diving into the sound, I wasn’t sure what to expect. Bookshelf speakers typically aren’t known for deep, earth-shaking bass, and the 225s are no different in that regard. They aren’t going to rattle anyone’s bones and dig deep into that 40Hz bass region, which is fine—that’s what a sub’s for. Still, when I started with “Sparkle,” the rst track on Tatsuro Yamashita’s City Pop masterpiece, For You, I got such a satisfyingly deep drop that I didn’t find myself missing the lowest of the low registers. Frankly, I didn’t find myself missing much of anything at all, especially when that clean, twanging guitar played its insanely catchy riff.  The opening of “Sparkle” features a heavy, show-stopping reveal, and the 225s were more than up to the task of reproducing that big moment. I was surprised by how but I think it’s so much more than enough for my small listening space. I can’t say how well they’d do in a much larger room, although I suspect they’d be up to the task.

The other good thing about “Sparkle” is the way Yamashita’s voice is recorded. There’s tons of reverb and space, his notes just drifting off into the background, and the 225s highlighted that nicely. For such small speakers, these things could create an impressive soundstage. Not the greatest, most spectacular presentation, but plenty to keep me engaged. Sound hung, drifting, projected nicely in both directions. At some points at higher volume, I noticed a bit of gristle in the upper registers, and sometimes the lower end felt a bit soft. I have to admit though, I was having fun just running through my favorite sides, one after the other, looking for any sonic detail that might be worth delving into. That’s the best sign that a piece of equipment is working. These little boxes just seemed to get me.

But I had to push the 225s, give them something challenging.  That’s the whole point of a review, after all, to see how these things really perform. I turned to one of the strangest and most complicated albums of the year, King Krule’s The Ooz. This double-LP is as idiosyncratic as it is fascinating. On the most basic, surface level, it’s an experimental trip-hop masterpiece, but I think it’s so much more than that.  It’s a sonically dif – cult album, with deep, rolling bass lines, up-tempo shifting beats, and Krule’s own morphing, grinding voice switching registers at will. The 225s did not disappoint me. They had a solid grip on the bass, keeping up with the hairpin-turn bumps and rumbles. The horns blaring in the background of “Dum Surfer” were rendered but- ter-smooth, along with that catchy guitar floating over the tight snares. I was drawn to the way the 225s made THE Ooz, somehow more accessible.  It’s such an intricately layered album  and little details such as Krule’s English slang could easily be missed if anything muddy got in the way. I could feel the de- tails of his voice despite the heavy synths and shimmer- ing guitar effects. The 225s did a great job of creating a solid soundstage with minutely differentiated pieces. These songs felt so simple at first listen, but it took a piece of equipment like the 225s to do this level of complexity justice.

Finally, I wanted to hear how the Diamond 225s would deal with rich, complex upper-range vocals. These speakers could handle bass and midrange, but I was curious as to how they’d do when it came to subtlety. For that, I turned to Moses Sumney’s odd, pared-down, R&B-influenced album, Romanticism. Sumney’s music focuses so much on his intense, wonderful, lilting falsetto, which nicely showcased the 225’s ability to highlight delicate high-end and midrange detail as he moved through registers. I had a feeling the 225s would be plenty engaging with a softer sound, and I wasn’t disappointed.  The bass guitar on “Man on the Moon (reprise)” barely kept pace while Sumney’s vocals played above it, yet through the 225s the layers ofSumney’s voice came through clean, uncolored, and almost liquid. I didn’t really understand this album on first listen, but as I went through it again and again on the 225s, I came to really love its low-key cleanliness.  In the end, I think that’s the real strength of the 225s.  They weren’t throwing the deepest bass or resolving the upper registers absolutely perfectly, but they had weight right where I needed it, a;ong with the details and the clarity necessary to resolve complex tracks into enjoyable musicality.

These speakers remind me that the “entry-level” isn’t a bad place to be.  Inexpensive components are getting better and better as high-end design trickles down into supposedly budget hardware.  The diamond 225s take everything good about high-end audio, the power of beautifully reproduced music, and they make it accessible to a wider audience.  I believe the 225s would satisfy just about anybody for fantastic-sounding speakers design by a respected manufacturer at a reasonable price.  They’re not perfect, but man, they’re still more than good.  I highly recommended them.

 From “The Absolute Sound” no. 282

 

After hearing these incredible TS712z Mk2s, you’ll think that everyone else has got it wrong, and Eclipse has got it right!

Eclipse’s range topping TD712z Mk2s are a wonderful mixture of sublime brilliance and mediocrity.

It all stems from the company’s dogged determination to produce a speaker that can properly reproduce an impulse signal.

Impulse? It’s a single transient lasting a very short period of time. Such a signal contains all frequencies, and Eclipse believes if its speakers can produce an impulse correctly, then everything from timing to detail resolution will fall into place.

So, the engineering approach is as distinctive as they come. Eclipse uses a single drive unit to avoid all the phase and integration concerns that are part and parcel of any multiple driver arrangement.

No crossover circuit

It also means there isn’t a crossover circuit – there’s no need with just a single driver – so all the resolution, dynamic and phase issues of such circuits are bypassed.

That single drive unit is held rigid by a dense anchor inside the enclosure, which diverts any vibration energy into the dedicated stand.

The enclosure is also held by the anchor, but is decoupled – meaning little of the drive unit’s energy is fed directly into the cabinet. This reduces resonance to a very low level.

The enclosure’s egg shape helps too, minimising diffraction and improving rigidity. Making it out of ABS – fancy plastic to you and us – means it’s strong and very well-damped.

Design changes pay off

The most obvious changes from the early version of this speaker include a 50 per cent larger enclosure and a new drive unit.

The design aim is to deliver greater bass and smoother treble without sacrificing the model’s traditional strengths. And There’s no doubt Eclipse has succeeded.

The sonic presentation is more tonally even than before. There’s enough bass weight for the speaker to sound balanced without using a sub, and its extra treble energy helps openness.

That said, the 712z Mk2s are still compromised at both frequency extremes. That 12cm fibre glass driver is still a relatively small unit, and has no chance of matching the kind of low-end grunt just about any other five grand speaker has in spades.

High frequencies, despite the gains, still lack the extension and refinement expected at this price level. The 712’s dispersion at treble frequencies is still relatively poor – the driver is too large to disperse high frequencies well – so precise positioning is crucial.

Well defined and precise

But make no mistake, there is plenty to enjoy. When it comes to timing, dynamics and detail resolution, we doubt you’ll find better – at any price.

Much the same could be said of the stereo imaging. No other speaker in our experience, with the possible exception of Quad’s electrostatics, can produce such a well-defined and precise sound stage.

These Eclipses sound more life-like and cohesive than just about anything you can buy.

They play Tori Amos’s Abnormally Attracted to Sin with all the insight and subtlety you’d want, yet still have the power and excitement the likes of Kings Of Leon deserve.

Far from conventional speakers

Multi-driver alternatives put bandwidth ahead of cohesion and timing.

Compare any of these to the Eclipses, and they sound messy and poorly organised. The flip-side is, they’re more expansive tonally and can fill a room better.

All speakers are engineering compromises. Eclipse has a different set of compromises to everyone else: give them a long listen and it’s hard to argue they’ve got it wrong.

From “What HiFi” UK

Size isn’t everything – Wharfedale DX-2

Wharfedale’s commitment to affordable – surround sound cheers Ed SeHey

It wasn’t too long ago that an entry-Level AVR partnered with a sub/sat speaker package was the default starting position for home cinema thrills. As such, any self-respecting speaker brand had one in its inventory. Yet times change — soundbars have left the compact home cinema option looking a bit Less compact.

Not everybody has abandoned the old ways, though. Wharfedale made us very happy with its DX-1SE array [HCC #267 — and our 2016/2017 Best Compact Speaker System award winner], which was very much in the classic sub/sat system mould, and it has now clearly felt that the design had more to offer. so has released the DX-2.

On the face of it, it doesn’t Look like too much has changed. You still get five tittle speakers and a subwoofer. But Wharfedale says that a lot of what you see is different — including cabinet designs, drivers that have been ‘fine-tuned’, and boosted subwoofer power.

So, at £450, is this is a tempting proposition?

Compact convention

In terms of speaker design, the DX-2 doesn’t push any boundaries. It features two pairs of compact satellites that function as left and right channels, front and rear. Each is a two-way design, with a 0.75in soft dome tweeter and 3in woven polypropylene midbass driver, and looks like a shrunken bookshelf speaker. These satellites are joined by a dedicated centre, which adds a second 3in midbass driver to the spec rather than simply placing a satellite on its side.

The system is completed by the WH-D8 active subwoofer. In a world of multi-driver monsters with output power in the kilowatts, a sub with a single 8in driver and 70W (150W peak) amplifier might not stir the blood, but this is still rather more subwoofer than some soundbar rivals possess. Most importantly, it feels like a properly engineered device. The seated cabinet is mounted an feet that are pliant enough to isolate it from the outside world, and ensure it doesn’t make a bid for freedom if you crank the levels up. You also get a crossover control, a phase switch and the ability to bypass the auto on/off function — although, it has to be said, this works pretty well.

The WH-D8 is going to be pretty busy in a system of this nature because the output of the satellites doesn’t drop especially Low. Wharfedale quotes a lower response of 120Hz (+/- 3cI8) and 100Hz at a more severe roll-off (+/- 6dB). As this means the sub’s output is likely to be at least partially directional, I found it does its best work on axis with the front speakers.

Crucially, the DX-2 package doesn’t feel cheap.  The finish of the satellites is fair, with a gloss-black front panel brightened up with chrome trim rings. I’m Less sold on the leatherette wrap on the cabinets, but it’s largely unobtrusive and the speakers themselves seem solid and well made.

At the moment, the DX-2 is available in black, as pictured, but a white finish is due to surface too.  The speakers can be wall-mounted via keyhole fixings, and they benefit from decently rugged speaker terminals. There are no spring-clip holes here.

Overall, I’d argue the Wharfedale system is built to a standard that is entirely competitive with soundbars in the £600-£700 range. This is important because the benefits of separate receivers and speakers are worth repeating. Not only can they offer authentic surround sound, they’re likely to offer better connectivity, improved stereo performance and the ability to be upgraded independently of one another. Wharfedale has an eye on this already, and has announced that an extra pair of DX-2 satellites will be available for £100 to enable expansion to 7.1.

Against this, you do have the greater complexity and cabling to consider, but installing a setup of this ilk is not exactly arduous.

Turning up the Wick

No less importantly, the DX-2 doesn’t sound cheap either. With the bruising core TrueHD mix of John Wick: Chapter 2 (Btu-ray), the Wharfedales cover all the basics correctly. With the woofer at the front of the room, I preferred using a 100Hz crossover to a 120Hz setting. I didn’t perceive there to be any `hole’ in the system’s bass response; the DX-2 instead sounded cohesive and controlled.

The movie’s opening chase through the streets of New York is handled well. The engine sounds of the slower cars that Wick’s Chevelle overtakes were smoothly passed from speaker to speaker.

The enclosures are, in home cinema terms, fairly small, yet the soundstage delivered never sounds small and creates a convincingly room-filling experience. Sure, there are limits. The sequence where Wick falls back through the catacombs can reach the maximum level of what the satellites are capable of handling, meaning they sound more congested, but the volume level that this occurs at is fairly substantial.

It is also worth noting that this limit is much more on the part of the satellites than the subwoofer. The WH-D8 bass bin does a superb job all the way from its handover to the satellites, down to the point where energy is felt rather than heard. It sounds larger and more potent than you would expect, and balances this with a likeable sense of agility and speed.

This all means that the DX-2 is well equipped to tackle fast-paced but deft movie moments. The sequence where Joy and Sadness are ejected from the headquarters in Pixar’s Inside Out (Blu-ray) convinces, with the speakers nailing the movement of the memory balls and general sense of disarray while keeping the score and dialogue distinct from the wider effects.

The use of a dedicated centre speaker really pays dividends in situations like this. Sharing drivers across the front soundstage keeps it uniform tonally, resulting in a robust, believable sound with smooth transitions, and dialogue that’s never lost in the mix even when things get hectic.

The system maintains its clear and cohesive presentation with things like Sky’s deranged (but weirdly watchable) Britannia; is a satisfying listen late at night with the volume dropped low; and turns in a decent presentation with music too. That well-judged handover between satellites and woofer ensures an impressively fulsome delivery of Kraftwerk’s Aero Dyriamik (FLAC, 3-0 The Catalogue), with its bassline rolling along nicely with no sense of overhang or delay, nor any obvious feeling of there being three speakers rather than two. With the more considered and relaxed Losing to You by Stars, the DX-2 delivers the vocal centre of the song with surprising scale and genuine realism, given the dinky nature of the satellites. As with film use, you can push the speakers to run out of headroom, but the sub remains as unburstable as ever.

This 2.1 performance naturally isn’t as refined or largescale as that of a pair of floorstanding speakers, but it is achieved while taking up an awful lot less space in the room. And it’s more than good enough to balance some stereo listening along with multichannel.

A slice of home cinema

Again, Wharfedale has got the balance between price and performance bang an. The sonic chops of this sub-E.500 package are considerable, while styling is good and setup fuss-free. There are speaker wires to run and an AVR to budget for, but the DX-2 is not so much bigger or more cumbersome than a high-end saundbar, while offering much more flexibility. This gives buyers a real slice of home cinema joy at a very sensible price point. Like its predecessor, it’s a bit of a bargain.

From “HOME CINEMA CHOICE MARCH 2018”

沒有負擔,只有享受,夫復何求? Soulution 520/501前後級

瑞士不產可可,但巧克力舉世聞名。瑞士沒有大煉鋼廠,但手工手錶世界第一。 瑞士沒有如台灣的電子加工業,但高級音響器材卻讓人嚮往。Soulution 就是一個 讓音響迷嚮往的品牌。

文|劉漢盛

一家專門生產特殊馬達的公司,怎麼會變成瑞士著名 的音響製造商呢? Spemot 這 家創立於 1956年的公司,替許多汽車 廠如福斯、Seat、BMW,以及著名手工具公司Bosch等客製各種馬達。不僅 如此,還生產瑞士著名的 Paco 廚房用 具,這樣一家公司怎麼會轉型成高級 音響製造廠呢?其實並不是轉型,這二種業務還是佔公司營業額大宗,只是另外增加了Soulution的音響製造業務而已。

延攬天才設計師

這個故事起頭是這樣的,Spemot 三個原始創業老闆之一的老 Hammer 把公司股權全部買下,於 1997 年交 給兒子 Cyrill Hammer 經營,從那時 起,小 Hammer 就跟另一位股東 Roland Manz 合力經營 Spemot。這二位老闆 因為喜歡音響,所以也進口德國品牌 Audiolabor 的擴大機,還有 HMS 線材。 到了 2000 年,他們想玩更大,乾脆把 Audiolabor 的設計者 Christoph Schurman 延攬過來,要他研發擴大機,準備轉 型製造音響。Christoph Schurman 這個人很天才,他不僅自己演奏樂器、 搞錄音室,還設計各種擴大機、主動式喇叭,以及其他相關電子產品, 可說是罕見全才。過幾天我要去採訪 Soulution,如果遇上他,再跟他好 好聊聊。Schurman 花了二年設計出原型機,徵詢大家的意見,最後的結論 是應該做更高級的擴大機,也就是不管成本,只要把聲音做到最好。於是 又花了三年研發,到了2005 年才推出 700系列。果然 700系列一鳴驚人,一 砲而紅。不過老實說,如果沒有母公司 Spemot 的財務支持,有那家公司能夠花五年的研發才推出產品呢?

幾項好聲關鍵要點

Soulution 的產品我從一推出就開始聽到今天,綜合他們的做法,我可 以簡單地分析出幾項要點: 第一就是超大餘裕的電源供應。第二是超頻寬。第三是訊號路徑的銅箔配線都特別粗,尤其後級輸出級接到喇叭線端 子更乾脆用厚厚的銅條。第四就是機箱做得特別大、特別堅固。第五就是機內特別注重屏蔽,使各級之間干擾 降低。這樣的特點導致什麼聲音呢? 音質特別好,柔順溫潤,音像龐大, 而且特別寬鬆。咦? 或許有讀者已經發現,上述的設計特質跟德國的 MBL 很相近。沒錯,MBL 的設計也是走這個路子,聲音表現也是音質特別好, 柔潤溫和,音像龐大,特別寬鬆。不 過,二者的聲音還是不一樣,就好像二個男人的嗓音不可能完全一樣。在 此我偷偷告訴一項我觀察到的秘密, 送給台灣的擴大機製造者: Soulution 擴大機的線路板 Layout 幾乎看不到直 角線路,難道這也是聽起來柔潤溫和的原因嗎?

承襲 7系列,售價相對便宜 簡單講過 Soulution 的來龍去脈, 準備進入本文。Soulution 的高價系列是 7系列,相對平價系列則是 5系列,5系列包括 520前級、501單聲道 後級、530綜合擴大機、540 Digital Player,以及 590 USB Converter,這次要寫的是 520前級與 501後級,先說 520前級。它的外觀跟我寫過的 540 CD唱盤完全一樣,只是 CD 唱盤多了抽屜口。面板設計很簡潔,一個大型顯示窗在左邊,旁邊是一個圓形旋鈕,二者之間有 Mute、Prog、以 及 Power三個小按鈕,再來就沒有任 何東西了,這麼簡潔的設計因為面板頂端的弧線與旋鈕的圓弧相搭配, 而顯出不凡氣質。在此插嘴一下,5 系列的外觀早在 2009年就已經設計定 案,可見 Soulution 做事情有條不紊, 按步就班,並不是急就章。

來到背板,可以看到 XLR 與 RCA 前 級輸出端各一組,再來是底下的同廠器材連接埠與RS232。接著是四組輸入端,包括二組 XLR 與二組 RCA。再往左是 MC Phono 唱頭輸入端子,端子下方有二組小扳手開關,負責唱頭的阻抗匹配,匹配範圍從 20歐姆到 1,000歐姆,說明書會告訴您切換之後的不同負載阻抗。

一個旋鈕搞定全部操控

520 前級面板雖然簡單,但那個旋鈕卻同時擁有數種功能。在正常狀態 下可以控制音量大小。再輕按一下會讓音量控制失效,按久一點再放開可以進入輸入端切換選擇,選取您要的 輸入訊源。如果要進入選單設定要怎麼做? 按住 Prog 鈕不放至少10 秒鐘, 就會進入選單模式,接著旋轉大旋鈕來選擇想要的項目,選好之後再按一下大旋鈕表示進入,接著可以轉動大 旋鈕來改變數值,最後再按一下大旋鈕來表示 OK,這樣就設定完畢了。其實這些簡單的設定沒有太大的需要, 出廠時都已經設定好常用狀態,就算 您不去動他都可以正常使用。

520 的電源供應分類比與數位二 組,所謂數位就是面板上顯示幕的各種顯示,以及內部簡單的設定。520 的背板雖然有平衡端子,不過內部線路並非全平衡架構,只是左右聲道分離而已。為何不使用全平衡架構呢? 設計者認為全平衡架構要使用雙倍元件,元件本身的誤差或品質不良導致的失真增加,倒不如將元件數量降低,提升純度。

雙重音量控制系統

在輸入端方面,520 跟其他前級一 樣,採用繼電器做切換,避免各輸入端相互干擾。而在音量控制方面,520 採用雙層設計,第一層為精密金屬皮膜電阻跟繼電器所組成的 R2R 級進式音控系統。為了怕改變音量時失誤,突然 產生的強烈音量損及後級與喇叭,另外以 PGA(Programmable Gain Amplifier) 方式作第二層音量控制,不過這第二層 音量控制只有在用家調整音量時才會啟動,當音量旋鈕不再轉動時,音樂訊號 回到原本的精密電阻繼電器線路上,因 此不會劣化音質。

520 的內部線路與 720 前級類似,採多級設計,頻寬高達 1MHz(-3dB) 速度反應非常快,輸出訊號可以使用長訊號線輕易驅動後級。更棒的是,520 也 跟 720前級一樣,內建MC唱頭放大線路,方便黑膠唱盤用家。

散熱片只有一邊

接著來看 501單聲道後級。它是每聲道 125瓦 (8歐姆負載) 的純A類單聲道 後級,線路同樣來自 700 與 710,它的面板更簡單,只有中央一個旋鈕,負責打開電源(On)、自動電源(Auto)以 及關機(Off)三段切換。關機狀態其實是 S t a n d b y, A u t o 則是以原廠 L i n k 端子 其他器材相連時自動觸發開機之用,至於 On 當然就是開機啦! 有意思的是, 501是單聲道設計,而且純 A類,但是竟然只有右邊有散熱片,面積也不大,這 樣就能有效散熱嗎? 幸好,501 的背板可 以看到有一個散熱風扇,如果機內溫度過高,一定會啟動強制散熱的。當我在 聽音樂時,風扇是一直啟動著,平常就算靠近旁邊,也聽不到風扇雜音。一旦 散熱片溫度升高到手摸會燙時,風扇加快轉動,如果府上很安靜,此時靠近後級背板才可聽到輕微的風扇聲,可見風扇品質很好。

背板上除了一組喇叭線接端, 還有一個同廠器材連接埠,以及 Input 與 Output XLR 端子各一。為何會有 Output 端子呢?這個輸出端子可以連接另外一部後級,做雙擴大機使用。在喇叭線端子下面,還有三個 LED 燈號,Main 燈亮起代表正常 使用狀態,Power 燈亮起代表開始供電,Protect 燈亮起代表故障,此時就要送修了。

電源供應特別注重

打開 501箱體,可以看到左邊是以金屬板密封的電源供應線路,右邊則是放大線路。密封的電源供應中其實包括六組電源供應,除了數位線路與類比線路分離之外,驅動級與輸出級 電源也獨立分組,六組電源各自有穩壓裝置。比較驚人的是,這六組供電 中最大的二組竟然是交換式電源,提供 1,200瓦電能。Soulution 認為他們的交換式電源比傳統線性電源還優,實際聽起來音質純淨,背景噪音低,可 見 Soulution 真的有所本,不是為了降 低成本而使用交換式電源。

在機箱右邊是線路板,首先映入眼簾的是二條銅條連接著功率輸出級的輸出端跟背板喇叭線接端,而喇叭 線接端用的也是大大的銅端子,這樣的做法保證大電流的無阻力輸出。再來是位於中央的四個濾波電容,容量 47,000uF,這是能量儲存水庫,就近供應功率晶體所需。可不要小看這四個 濾波電容,520 在 8歐姆負載時輸出 125瓦,4歐姆負載可以輸出 250瓦,到了2歐姆負載時更可以輸出 500瓦,阻抗降低一半,功率提升一倍,一點都不打折扣,可見其供電充足。

濾波電容旁邊有多組穩壓線路林立,顯然 520 每級放大都很注重穩壓。 功率晶體則是鎖在厚厚的鋁板上,與散熱片連接。放眼線路板上都是傳統穿孔元件,可見520 的設計者還是服膺 老派經典設計原則,難怪聲音聽起來 寬鬆厚實。

聆聽這套前後級的場地在我家開放式大空間,搭配的數位訊源是他家 540 Digital Player,喇叭則用了二對,一對是 AER Momentum,另一對是 ELAC FS 507 VX-Jet。

無論是搭配 ELAC 或 AER,音質都很好,沙沙聲特別美,擦弦質感又真實。但是搭配 Pioneer S-1ex就沒那麼好,無論是鋼琴或小提琴的光澤都稍暗些,活力顯得不足。其實這也在意 料之中,因為 520 的聲音本來就屬於比 較內斂,需要搭配比較活潑,高頻光澤比較強的喇叭。

不會!不會!不會!

老實說,這套前後級的評論可以用簡單幾個字就可以寫完,那就是: 音質醇美,聲音溫和寬鬆,聽起來既美又舒服,讓人忍不住會一直將音樂聽下去。或許您會擔心,這樣的聲音特質會不會導致速度反應慢? 解析力是 否不夠? 音樂活生感會不會死板? 我的答案是:不會!不會!不會!

到底這套前後級的音質是怎麼迷人法? 在此我先不用什麼發燒片,就拿單聲道錄音為例。我用卡拉絲那張 「Puccini Arias & Duets」(EMI 7243 5 62795 20),這張CD 的原始錄音時 間是1954、1955與1958年,我要聽的不是錄音的音效,而是卡拉絲嗓音 音質。一句話: 520、501 把卡拉絲嗓音的美質唱出來了,那是如綢緞般滑 潤的嗓音,沒有尖銳,沒有乾澀,不 會削瘦,不會緊繃,反而是豐潤、有 水分、飽滿與寬鬆的嗓音,這樣的嗓 音說明了這套 Soulution 前、後級音質之美。

接下來是二張比較發燒的: Jennifer Warnes 的「Famous Blue Raincoat」與 Anne Bisson 的「Blue Mind」。這二位歌手的嗓音明顯不同,但都顯出讓人分泌腦啡的美質, 嗓音中沒有一絲雜質,沒有一點沙粒,簡直就像上好的巧克力融化之後那麼的醇美與柔潤,芬芳撲鼻。除了 二位女歌手的嗓音之美之外,伴奏樂 器的音質也很美。例如 Famous Blue Raincoat 那首的伴奏弦樂音質就美得讓 人想要親撫它們,而 Blue Mind 的鋼琴 音質之美也讓人懷疑是否加了蜂蜜?

小提琴還是美

假若您覺得這樣還不足以讓您體會 Soulution 前後級的音質之美,我再拿出 James Ehnes 所演奏的「Homage」 來說明小提琴的音質。這張 CD 從第 22 軌開始就是以諸多名琴演奏同一樂段,讓我們可以分辨不同名琴的音質 音色表現。從第一首開始,這套前後 級就展現出很美的小提琴音質,高頻段完全不會飆出去,即使拉到很高把位,都可以聽出擴大機把小提琴高音拉回去,營造出內斂又具有木頭味的 美聲。至於嘶嘶沙沙的細微擦弦聲更是豐富極了,拉到較低把位時從來沒有斷過,真是引人入勝。

從 22 軌開始就是不同名琴的演奏,雖然每把琴的差異不大,但這套前後級都能夠清楚的分辨,顯然對音質、 音色的辨識能力很強。此外,每把名琴的音質之美很難用文字去區別,總 之聽起來都讓人很舒服就是了。如果音質不美,大腦就不會告訴我「舒服」的感覺。

再來,這套前後級聽小提琴跟鋼琴真的是太棒了,由這二樣樂器,亦可 窺知其他樂器的音質表現。當我聽穆特演奏的貝多芬小提琴奏鳴曲「春」 時,發現 520、501 的小提琴位細微的抖音波動特別清楚,這代表這套前後級的細微強弱變化能力很棒。此外, 鋼琴規模感大,泛音豐富,聽起來特別的「輝煌」。老實說很難解釋「輝煌」是什麼意思,或許可以說是光澤明亮又溫暖,音粒凝聚又爽朗。

驅動力與控制力一樣優異

音質美的擴大機,會不會沒有低 頻控制力與驅動力呢? 當然不會!當 我聽 Leonard Cohen 「Ten New Songs」 以及「Famous Blue Raincoat」時, 501 的低頻驅動力、彈性與控制力讓 人「受不了」。受不了? 很難聽嗎? 不! 太誘人了! 那低頻不是笨重死沉的厚實,也不是擁有強烈衝擊性的厚實,而是擁有靈動活力厚實,不僅量 足,寬厚,還帶著很棒的彈性,尤其是「Famous Blue Raincoat」的第二 首 Bird on a Wire ,以及第三首 Famous Blue Raincoat 、第四首 Joan Of Arc ,那是完全沒有侵略性、非常溫柔的 Q彈低頻,包括腳踩大鼓的噗噗聲都那麼有彈性,收束那麼快。我明明知道真正的腳踩大鼓沒有這麼 Q彈的表現,但寧可被騙,錄音師泡製音效的功夫實在太高明了!

告訴您,當我用這二張 CD 聽過 ELAC FS 507 VX-Jet、AER Momentum 時,每對喇叭的低頻段表現都是這般誘人。尤其是 E L A C,老實說我沒聽過 這麼好聽的 E L A C 喇叭,不僅音質美, 其他「音響二十要」表現也都那麼的全面與平衡。我必須說: 以前真的低估 E L A C 喇叭的表現能力了。不過話說回來,不可能有人會用 Soulution 前後級去搭 E L A C 這對喇叭,所以說了也是白說。

樂器與人聲寬鬆大器

再來我要說這套前後級的另一項優點,那就是樂器形體或線條都不會瘦瘦的,只要是管樂器就會有圓潤的形體,只要是人聲就可以聽到寬鬆大器的身形,即使是弦樂,也可以聽到弦樂的圓潤聲線,而不是細細乾乾緊緊的一條「線」,這樣的特質讓人聽起音樂好像沐浴在寬鬆的聲波下,渾身舒暢。其實這就是寬鬆,無所不在的寬鬆,好像一部大馬力汽車在高速公 路上急馳,又快又穩。

或許您會以為寬鬆大器的形體代表著音像模糊,像暈開的水墨。錯!  這套擴大機的音像凝聚乾淨,像聽 Leonard Cohen 的嗓音時,它們表現出來的就是高度乾淨的嗓音,音像清楚凝聚,輪廓邊緣沒有一絲模糊。另外 聽 Jennifer Warnes 以及 Anne Bisson 的嗓音也是如此。

沒有壓力,只有享受

寫到此處,我不想再寫下去了,因為我的腦子裡都被美妙的音質占滿,會讓人產生快感的腦啡不停泊泊冒出,其他「音響二十要」 表現又是那麼的自然,隱於無形。 聽 Soulution 520 前級、501 後級的過程是如此的沒有壓力,沒有負擔,只有 享受,夫復何求?

轉載自 “音響論壇297期”

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