For detecting heart beats and chest sounds using double tube configuration.
Tuning ForkUS$4.61 – US$6.82
Stamped with the musical scale note sounded by the fork and the frequency in Hz at the base of the tine of each fork.
Tuning Fork in SteelUS$2.21 – US$4.61
Lengths vary with frequencies.
Tuning Fork Set of 3 (128, 256, 512HZ)US$14.72
Milled from non-rusting non-magnetic aluminum bar stock.