Midterm Flashcards
(38 cards)
The box built around an upright
cabinet
the layers of wood glued together
rim
the thing underneath the piano that holds it together
brace
the first piece inside the rim; glued into the rim; doesn’t touch anything else
soundboard
made of spruce; the grains straight; no knots; light; and amplifier to the piano
soundboard
on the back; strips of wood glued on to back or underneath the soundboard to add strength
soundboard ribs
a wooden disk to allow the screw to grip
soundboard buttons
the soundboards arch; thicker in middle; thinner on the edge
crown
has 2 treble and bass; transfers string vibration to the soundboard
bridge
the cast-iron framework; metal framework that supports the string tension; full perimeter of the piano (iron doesn’t resinate much)
plate
gap between each section of notes
bass/treble break
material strings are made of
stainless steel
bass strings pass over treble strings
overstrung
copperwire wound around the bass strings (to increase their mass)
windings
2 strings per note
bichord
3 strings per note
trichord
the portion of the string that actually produces the tone
speaking length
whatever we have on the end of the speaking length
termination point
downward pressure of the strings on the bridge
downbearing
any part of the string that’s not the speaking length; 2 front and back
duplex scale
material pinblock is made of
laminated (layers) maple (hard/dense) wood
the pin around which the strings loop around
hitch pin
pins that are in the bridge; the strings pass around them; 2 sets
bridge pin
the bar applying downward pressure on the strings; it’s a bearing point
pressure bar