Cast-iron frame was introduced to hold strings under tension

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Reference no: EM13194786

1. A cast-iron frame was introduced to hold the strings under greater tension.

2. The use of the damper pedal allowed a sonorous blend of tones from all registers of the piano.

3. The piano's range remained basically the same as in the classical period.

4. The piano's hammers were covered with felt.

Reference no: EM13194786

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