Product no.: 80194
Triangle Plate "Earth Day, synodic"
Tuning frequency = Earth day 1553.44 Hz (three octaves higher than the tuning fork frequency 194.18 Hz).
Sound sample: click here
Long side of the triangle = 106 mm / 4.2''
For informations about the frequency of synodic Earth-Day please click here.
Tuning frequency = Earth day 1553.44 Hz (three octaves higher than the tuning fork frequency 194.18 Hz).