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What makes Jam Court dulcimers different from other
dulcimers? Primarily, because you can have one crafted to your own
complete custom design. To own a dulcimer that expresses your unique
personality and playing style, you need more than two or three walnut/spruce
models from which to choose. "What if I want Bolivian rosewood
back/sides, Honduras mahogany top, and a curly maple fretboard with ebony
overlay?" At Jam Court, we let you select the wood type for every
piece that goes into your dulcimer. You can even give us your
dimensions for side depth, fretboard width and fretscale! We do custom
inlay using pearl and wood marquetry. We have a few unique soundhole themes
from which to choose or we can work with you to incorporate your own hole
shapes. We also offer side binding (to enhance beauty) and a double back
(to enhance resonance).
Need some help designing the perfect dulcimer? We
can give you advice on how your dulcimer's sound and playability will vary based
on wood selections and dimensions. While each instrument has a uniquely
distinct voice, certain wood types and dimensions yield certain
expectations.
The following describes how we optimize tone, projection, beauty, playability and structural
stability.
Tone
Many design aspects affect the tone of a dulcimer. The
most dramatic are the resonating abilities of the soundboard and (to a lesser
degree) the back, and the volume of air between them. Resonance is
affected by thickness and density of the wood. Softer woods, such as
poplar and spruce, are more free to vibrate, and therefore produce a louder,
brighter tone than more dense woods. Air volume in the sound box is
affected by the overall size of the instrument, including side depth and body
length. Dulcimers with deep sides produce a full sound with more rounded
bass tones. Shallower sides produce a more plaintive,
"old-timey" sound. At 37 ½
inches in overall length and a
standard 2 ½ inch side depth, our dulcimers have a
big sound that stands out in a crowd.
Projection
Compared to some larger instruments (such as the guitar or
banjo), the diminutive size of the dulcimer can cause its voice to be
lost when played in a mixed ensemble. Beyond the wood types
selected, other design aspects can optimize how a dulcimer projects its
sound. An arched fretboard allows a greater surface of the soundboard to
resonate. By reducing the amount of contact the fretboard makes with the
center of the soundboard, it is more free to vibrate. Our solid bracing allows
the instrument to resonate as a unit. Another resonance enhancer is the
double back. This is a second back that
sits about a 1/4" away from the actual back, separated by spacer
blocks. With the "false" back sitting on your lap, the actual
back is free to vibrate without the dampening effect of your legs.
Beauty
Various selections of hardwood can be used to overlay the fretboard and head. This allows for a softer wood to be used for
the fretboard, for increased resonance, while protecting the playing surfaces
with a more durable, dense wood. Also, using a contrasting overlay color
enhances the beauty of the strum hollow and the curved relief carved into the head. Our sound hole
themes are non-traditional in that the holes are offset at an angle from one
side of the soundboard to the other. The shapes themselves vary in size
and orientation to give a more natural look. Our unique bridge pin cover
hides the pins while providing a surface for decorative inlay. The
hardware (tuners and strap buttons) can enhance the beauty of your
dulcimer, choosing between chrome, black or gold. Specialized tuners can
also be ordered, such as gold with brown pearl buttons or black with white pearl
buttons. Side binding, a decorative wood trim along the edges of the
sides, can dress up a dulcimer and make it extraordinary. To personalize
your dulcimer, we will inscribe under one of the sound holes with something
(e.g., bible verse, poetic phrase, person's name, etc.) that is personal and
meaningful to you.
Playability
Our Concert dulcimers
are fretted all the way up to the eighteenth fret, giving you the fifth
note in the third octave of each open string. Great
attention to accuracy and trueness is given when building the fretboard.
Allowing you to specify your fretboard width will give you just the right amount
of space for your fingers. Fretscale (the distance between the nut and
bridge) affects the amount of stretch needed to chord your dulcimer, as well as
its sustain. While longer fretscales provide more sustain, they require a
greater reach for small hands to play chords. Our standard fretscale is 27" which
offers a balance between sustain and chord stretch. Quality tuners
are used to maintain consistent tuning and provide fine adjustment. Our nuts are
slotted to accept both the standard four-string spacing and four-equidistant
string spacing. Our floating bridge design allows you adjust the
intonation to accommodate strings of various gauges. Either loop or
ball-end strings may be used on our dulcimers.
Structural Stability
Jam Court dulcimers are fully braced to protect from the bumps
and knocks of everyday life. We install the following braces in the
interior of every Concert dulcimer:
Center-seam brace: increases strength where the two halves
of the book-matched back are joined.
Cross braces: give lateral support to the back and soundboard when
downward pressure is applied.
Side linings: following the top and bottom lengths of both sides, these
braces provide more surface area for gluing the back and soundboard to the
sides, thus strengthening the joints.
Soundhole braces: increase hole edge thickness from (approx.) 1/8" to
1/4". This allows for more intricate angles in the hole shape without the fear of
breakage.
Additionally, eight small screws are used to firmly secure the fretboard to the soundboard. A
hidden large screw holds the head down to the
endblock.
One of the biggest enemies of acoustic wooden instruments is
humidity. Dry air can draw moisture out of the wood and risk
cracking. Humid air can cause wood to swell and make tuning
difficult. To protect from these changes in humidity, we also apply
finish to the interior of the dulcimer. This extra step may not be visible, but it seals
in the wood's natural moisture content making it more stable.
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