Got Tone?

Sound advice from the experts on improving your tone production

by Sarah Freiberg

 

"I find tone is like someone's voice," says virtuoso violinist Jaime Laredo, conductor of the prestigious New York String Orchestra Seminar, "and like appearances, no two sounds are alike." In other words, your tone is your musical voice, as individual as you are, and you want it to speak for you as clearly and articulately as possible.

While a great sound is difficult to define, since to a certain extent its beauty lies in the ear of the beholder, top-caliber players tend to agree that imagination plays a far more important role in tone production than does technique. In their efforts to play well, many less-polished string players lose sight of this and focus instead on technical skills, in effect putting the cart before the horse.

Internationally known concert violinist and educator Ida Kavafian describes the process more eloquently: "The first thing that is responsible for a good tone is what each individual has in his or her ear, heart, and mind. Each individual has his or her own concept of sound and its importance. While many technical things are important in creating a good sound, the most important aspect is a person's concept of sound.

"If you can define and hear what kind of sound you want then you will find ways to get it."

German violinist Viviane Hagner agrees that you must first figure out what you want to hear to achieve great tone. She is the winner of the 2000 Young Concert Artists International Auditions and has been hailed by the New York Times as having a tone that is "special: vibrant but slightly dark in color, almost plaintive."

"I produce the sound I want to hear on the violin, but it may be something else that listeners hear," she explains. "It's the greatest compliment if people like it. The violin is probably closest to the human voice—it's probably easiest to touch someone's heart. One must listen really carefully to the sound one produces—this is really most important. Listening is already an improvement. If you can notice that the sound is not nice, that is already an improvement.

"It is so personal and individual what someone likes—and that's the way it should be. In trying, you find out what you like, or what others like and are moved by. After I play, if I provoke some kind of emotion, I think, OK, that's what I am trying to do."

Despite their emphasis on identifying the sound they want to hear, Hagner and Kavafian agree that the music itself should be the driving force behind one’s tone production. "It is vital to have different sounds for different repertoire," Kavafian says. "What you use for Debussy is not what you want to use in Brahms, and vice versa. Everything should originate from the repertoire one is playing—using the appropriate sound for the repertoire, and the character you want in and within a movement."

In other words, you don't want to settle on a generic sound for your entire repertoire. "I don't like the one-size-fits-all beautiful sound," says Muir Quartet violinist and Boston University professor Peter Zazofsky. "It is very unsatisfying in the end—it's just skin deep. You have to do something with a beautiful sound. You must vary the sound to understand the mood of the music.

"It is the manipulation of the sound that makes the superstars."

Many superstars play on phenomenal instruments, but how much does the instrument shape a player's sound? According to Laredo, "The instrument helps, certainly, but people sound the way they sound. A great player can make a cigar box sound great. But a great instrument helps with colors more than the sound."

Cho-Liang Lin offers an illuminating anecdote on the subject. A few years ago, Lin was just putting away his Stradivari violin at the end of intermission at an Italian festival concert, when Salvatore Accardo appeared back stage with his own Strad sporting a broken string. "Accardo asked if instead of taking the time to change a string, he could just borrow my violin," Lin recalls. "I agreed and went into the audience to hear the results. For the first four or five minutes, I heard my violin. But by the end of the first movement, my violin sounded like Salvatore's.

"It's the player, not the instrument, that makes the sound."

The Tools of Tone

Laredo, Lin, and Kavafian—all of whom judged the 2002 Indianapolis International Violin Competition—agree that the player is responsible for creating great tone. During the competition, Lin says, "the first place winner [Hungarian violinist Barnabas Kelemen] didn't have a great instrument, but he managed to get so much out of it that his performance was very impressive."

Keep in mind, Lin adds, that you want to be at home with your instrument. "Many competitors have loaner violins," he explains, "but then they don't have a lifetime affinity with their instruments."

In a competition setting, Kavafian adds, the judges ultimately pay closer attention to the skills of the players than to the quality of their instruments. "All the finalists had different approaches to sound; you could definitely hear the differences," says Kavafian of the competitors at Indianapolis, a rigorous event that has come to be known as the Olympics of the violin. "While it was obvious that some participants had better instruments than others, most of the jury took that into consideration. It didn't put people on different levels if one had borrowed a great instrument. Also the judges were knowledgeable—they knew how good a person was—whether or not they had a great instrument."

The tools of sound production are few, the experts say, but their effects are endless. Sound depends on bow usage, and to a lesser extent, on vibrato. "To make a good sound, there are three basics: speed, pressure, and sounding point," says Zazofsky. "The variety of each will present you with your best sound. What percentage of each depends on the context, but to find the right balance you have to manipulate each of these three variables."

To shape your tone, Laredo adds, you need to think about vibrato, the kind and amount of bow pressure you use, and most importantly, the bow speed. "I find that students often are concentrating on getting a big sound," he says, "but they should look instead to their bow speed. They often forget that they can get many varieties of sound by varying their bow speed."

A good tone, says violin teacher Emlyn Ngai of the Hartt School of Music, should have resonance. "If we approach the instrument and bow in the appropriate manner, we set the whole instrument vibrating," he explains. "A good tone should have a core in it for projection and warmth to please the listener’s ear. A good tone should ring like a bell, pure and beautiful, even without the use of vibrato."

Getting Started

So how do you go about improving your sound? Kavafian suggests that "warming up on long tones is a really good idea. We concentrate so much on the left hand, we forget to warm up the right. Work on smooth bow changes, loosening your fingers so that they can be responsive."

Hagner recommends experimentation as a way to investigate different tones. "Try to feel your bow arm, and really try all different kinds of pressure, go close to and far from the fingerboard," she suggests. "See how many different kinds of sounds you can produce. Try this in the pieces you play. You should always try to be creative, and avoid playing the same way all the time. When I play the same piece many times, I try to find different sounds. Also, a lot of it you can find by really listening carefully. That's how I go about finding the right bow speed. Listening back on tape is very helpful. And you have to remember that it's also different to play in a big hall—the sound does change from little practice rooms."

Ultimately, the best source of inspiration may be your own voice. "When you talk to someone about producing sound, you have to talk about the human voice," Zazofsky says. "The bow has a light tip and a heavy frog. It is easy to make a diminuendo as you go to the tip, even if you don’t plan to do so. People tend to sing better than they play because the bow is a foreign object, not a natural part of you. You don’t want to be phrasing by the bow instead of by the music.

"You want to play the way you sing—always go back to singing."

The vocal model is probably the most successful in that it teaches string players to phrase and shape sound like the natural human musical instrument, says Ngai. "When we think in terms of singing (or speaking) we are attuned to the free, open, relaxed-yet-supported control of air necessary for a good vocal tone. Creating such a tone on the violin is much like this in that the bow arm becomes the pair of lungs and diaphragm," he says.

"Bow speed, weight, contact, and distribution are the equivalent to a singer's breath control."

Weight Training

To understand tone production, Ngai adds, players should learn a bit about the physics and the physiology involved in playing a stringed instrument. Applying the bow to the string, for instance, most players know that motion and weight produce sound. But only uninhibited motion and a natural amount of weight—not pressure—produce good tone. To ensure a free range of motion, Ngai points out, we must rely on our large muscle groups to play the violin. The smaller muscle groups have more complex responsibilities—finding notes, tilting the bow—but they cannot operate easily for any length of time without the support of the larger muscles. At a performance we may see only the violinist’s arms and hands moving, but the player's shoulders, back, legs, and feet are undoubtedly involved as well. "In a sense, we see only the tip of the iceberg," he says.

Relying on the larger, slow-twitch muscles of the shoulders, back, and legs to sustain our playing allows the small muscles, those fidgety, fast-twitch devils, to stay relaxed and unfatigued—in a word, uninhibited. "Fluidity and ease of motion are the most important things in achieving a good tone," says Ngai. "If there is a 'lock' in the right hand's first-finger base knuckle, we hear it in the sound. If our right shoulder is tight, we hear it. If the chin is clamping down on the chin rest and causing tension in the neck, we hear it. If our right wrist is tight, we get a seam or crease in our bow change.

"Every sort of tension seems to be reflected in our sound."

Weight, he adds, occurs naturally because of gravitational force: "The weight of the right arm is more than enough to create a good full tone." Pressure, on the other hand, requires the exertion of force, in our case, flexing muscles. But constant muscular exertion causes tension and fatigue, and produces unwanted results. "Applying pressure to the bow does not create a good tone, but rather stifles or dampens the sound," Ngai explains. "The string is not allowed to vibrate under the hair with ease, precluding the occurrence of overtones and thus resonance."

Warming Up

Once you grasp the physical aspects of playing, it's time to think about putting your warm-up sessions to better use. Dan Stepner, first violinist of the Lydian Quartet and concertmaster of the Handel and Haydn Society, points out that daily practice and warm-up sessions offer regular opportunities not only to learn new pieces but to explore the tonal qualities of sound. "It seems to me one needs to have or develop an appetite for a good tone," he says.

"Recorded or live models are useful," Stepner continues, "but one needs to enjoy one's own sound every day. Any instrument has a range of sounds, and it is good psychology to seek out an instrument's 'best' sounds and learn how to reproduce them at will. I have found it helpful to try to 'find' my bow sound early in each practice or warm-up session by keeping a steady, resonant sound while constantly varying the three 'dimensions' of bowing: bow speed [width], pressure [height], and distance from the bridge [depth].

"I also do some homemade exercises that vary the frequency of changes from up bow to down bow without changing bow speed. For instance, try alternating groups of 16th notes with long, slow notes—bow speed never changing. These exercises can be done with open strings or harmonics and by simulating the string lengths used in passage work, but without the distraction of left-hand problems. When my sound seems warmed up—pleasing, resonant, almost tactile—I begin to play scales and arpeggios.

"The best fingerings for these are the ones that can be done semi-automatically, so that I can continue to monitor my sound."

Zazofsky agrees that warm-up sessions are a good time to explore new sounds, and he warns against relying too heavily on vibrato. He starts his warm-up with slow scales, looking for maximum sound in terms of clarity of tone with the least effort. "If you start practicing after a really good nap, your muscles are nice and relaxed. That's when you get your best sound," he says. "When you've had a good rest, you get your natural arm weight. I try to get that feeling all the time. Listen to each string without vibrato. A beautiful sound has to be that of bow against string. Vibrato is a color, an enhancer. Vibrato won't make up for sound that’s lacking. We really have to produce sound with the bow, so don't go automatically to vibrato.

"I carefully listen for the core of the sound when I warm up. I like really slow double stops, fingered octaves, fourths, and fifths, which stretch the left hand and let you hear the overtones really clearly. In the double stops, I aim to allow the instrument to ring as if I were playing on open strings. Also, you want a slow bow with enough pressure to produce a big sound, right on the edge of becoming scratchy."

Hagner reminds us always to keep the musical context in mind when considering vibrato. "Something marked dolce is very different from espressivo in terms of vibrato," she says. "I think dolce means a slower, more relaxed kind of vibrato. If something is espressivo, though, you press your fingers more on the fingerboard, and increase your vibrato speed."

In your search for your own great sound, it might be helpful to keep this thought from Kavafian in mind: "In terms of sound, your imagination is the most important component. Keep an open mind and explore every possibility.

"A person's imagination is his or her biggest asset."


Photo of Jaime Laredo: © 2003 Garrison Beau Scott, www.garrisonbeauscott.com


Excerpted from Strings magazine, October, 2003, No. 113.


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