Zen Grounding 8990 Gram A#/F# Note Singing Bowl 18" #ztg8990
Size: 18" x 7"
Weight: 8990 g
Average Rim Thickness: 8.5 mm
Undertone Note: A# 59Hz
Fundamental Note: F# 181Hz
Overtone Note: D 351Hz
The undertone note is so low that it is rather felt than heard, while the fundamental note is the most audible. The overtone note is the next highest harmonic frequency produced by this bowl.
This bowl includes a free gonger mallet.
The sound sample and photos are of this specific bowl.