Meaning of downweight | Babel Free

Definitions

The amount of pressure (in grams) required to press a key on a piano.

countable, uncountable

Examples

“Piano technicians have to measurements at their disposal for measuring touchweight: downweight and upweight. Downweight and upweight are measured in grams. To measure downweight, a gram weight is placed on the key at the front and a rap or thump is given to the shop bench, KEYBED, or action stack with one's fist to break the starting friction”

CEFR level