Combines the acoustic response of a traditional bell and diaphragm into a convenient one-sided chestpiece. New gasketed diaphragm enables the scope to achieve multi-frequency response simply by...
Combines the acoustic response of a traditional bell and diaphragm into a convenient one-sided chestpiece. New gasketed diaphragm enables the scope to achieve multi-frequency response simply by...
Combines the acoustic response of a traditional bell and diaphragm into a convenient one-sided chestpiece. New gasketed diaphragm enables the scope to achieve multi-frequency response simply by...
Combines the acoustic response of a traditional bell and diaphragm into a convenient one-sided chestpiece. New gasketed diaphragm enables the scope to achieve multi-frequency response simply by...