- Dieter Schrade crystal sound bar, day tone G - 31,4 cents - 439,9 Hz (tone with deviation at A=440Hz in cents), octave 7, color: red-orange, effect when activated: grounding, strengthening, activation, length 17 .5cm, weight: 115g, incl. 1 wooden mallet and packaging box, made in Germany EUR 88.00 - See more - Buy online