Page 96 - Glasbenopedagoški zbornik Akademije za glasbo v Ljubljani / The Journal of Music Education of the Academy of Music in Ljubljana, leto 7, zvezek 16 / Year 7, Issue 16, 2011
P. 96
SBENO-PEDAGOŠKI ZBORNIK, 16. zvezek

As to be seen, the BACH.Bow is playable on all four strings together as well as
on one, two or three strings as long as they are adjacent strings.

Both techniques, the curved bow as well as 2 bows in 1 hand involve certain
limitations with respect to the independency of the four voices, the response of
the bow and the ability to play short notes and fast, especially saltato strokes.
Both techniques are forseen for sustained notes, while the color of tones bowed
from above and from underneath differ a lot.

Limitations can be turned into special expressive meanings, for example, by
England-based Chinese composer Fung Lam who wrote a solo piece called
Caged (2006). Here the melodic lines represent the narrow “caged” feeling,
which is inserted in the bowing manner with two bows, playing partly from under
the string.
The composer described the structure as follows:

– Frustrated, trying to break through but being restrained...
– Struggling, getting more emotional...
– Questioning...
– Being surrounded...
– Slower - gradually giving up...

2bows/2 hands
Bowing with one bow in each hand opens up freedom and independence to each
bow. The price to pay, on the other hand, is the lack of fingering possibilities for
the left hand as long as it is holding a bow. For most compositions using this
playing technique, an extra chair is provided on which to place the left bow from
time to time in order to liberate the left hand.

On the other side, all imaginable bowing strokes can be played simultaneusly
from both sides of the instrument.

Uroš Rojko: Ja (1986/90)
The use of two bows is coherent with a score with two lines. In cases of mirror
image moves of both hands, the notation expands in waves. The visual impression
of wing beats corresponds in an ideal manner to the inner representation of the
movement of the two arms.

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