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Featured Listings

  • Abbey Piano Services Ltd

    Rookery Farm
    Radstock, Somerset BA3 4UL
    England

    Abbey Piano Services is run by a small team of

  • Pianoroom

    154 Sidwell Street
    Exeter, Devon EX4 6RT
    England

    Founded in April 2007 and following on from the

  • The Piano Pavilion

    Colonial House
    Southend-on-Sea, Essex SS0 9ST
    England

    We specialise in reconditioned and restored

  • Monaghan Music & Piano Centre Ltd

    County Monaghan
    Republic of Ireland

    Piano Centre is the place for Yamaha and

  • Gough & Davy

    Under the City Hall
    13 Paragon Street
    Hull, East Riding of Yorkshire HU1 3NA
    England

    Gough & Davy was established as a Piano retailer

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Did You Know Piano Facts

What is the difference between Overdamping and Underdamping?

Overdamping is a system whereby the piano damping mechanism (the bit that shuts the piano up) is situated above the hammer strike line. Underdamping is where the piano dampers are placed below the hammer strike line. Advantages and disadvantages. Overdamping. Imagine an elastic band three-foot long, you twang it and then put your finger near to the end of the elastic band, to stop it vibrating. This is overdamping

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Take the same elastic band and place your finger near the centre to stop it from vibrating this is underdamping, which of course is more efficient. Overdamping is controlled by gravity where as underdamping is controlled by adjustable springs so on the whole underdamping is far more efficient than overdamping. However, there is one disadvantage with underdamping. That is, if the dampers are incorrectly aligned to the nodes and antinodes of the vibrating string this will result in, the dampers when they come in contact with the string, emphasising certain harmonics on the piano, thus giving you a harmonic ring, this is more common on small uprights and small grandís as the margin of tolerance decreases as the piano becomes smaller.