Model U-500 Upright Grand Piano (Oak Cabinet)
HEIGHT - 50 inches.
WIDTH - 60 1/2 inches.
DEPTH - 24 1/2 inches.
WEIGHT - 640 lbs.
LONGEST BASS STRING - 50 inches.
SCALE TENSION - 165 lbs.
ACTION - Pratt-Read & U10 (modified).
HAMMERS - 14 lb. reinforced (no artificial voicing).
WREST PLANK - 1 1/2 inches thick, built up of 1/8" thicknesses of
hard rock maple.
SOUNDING BOARD - Oversized at 18.24 square feet. Force crowned.
RIBS - 15 straight grained pine ribs unequally spaced to
distribute energy over entire soundboard surface.
PLATE - Four corner, full perimeter grey iron casting beautifully
engineered to support the 44,000 lbs. tension of the newly strung back
without the aid of wooden posts.
PRESSURE BARS - 5/8 inch thick pressure bars bolted to the plate
with machine screws.
BASS BRIDGE - Apron type construction to maintain maximum string
length without loss of fundamental harmonics.
TREBLE BRIDGE - Multi-laminated hard rock maple, crowned with
soundboard making it 300% stronger than conventional construction.
PEDALS - Half-blow, sustaining, and bass sustaining.
TUNING PINS - 2 1/2 inch nickel-plated with blued threads for
tuning stability.
HARDWARE - Solid brass.
TOUCH - Very responsive. Concert standard 10mm key dip.
TONE - Rich, deep, full. Extended audible decay.