>Before I changed my tuning method from a bit jerk to more smooth >moves, I had a bass string or two broken on recent grands (the pitch >of those where much changed too by another tech, , but I took the >fault on my hammer technique). >Sure they where happy in the Radio studio with a direct show going on. >Happily there where other concert pianos in the place, so the string >was changed in 10 min (and the pianist broken a second one during the >first part, so another trip and another change) >Since, no breaking bass strings. >Indeed basses are on very high tension in some brands, so careful >tuning is always necessary. >On old rusty... you know it can happen. >Regards Sounds like hard hammers/high tension...not hammer technique...unless the pianist used a tuning hammer in his performance...;-] David I.
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