Highly Efficient Piezo Driver. Use with 1 3/8″ Thread HornsA large screw on piezo driver with an effective frequency range of 4-29kHz. The driver can be used as a replacement part or in conjunction with horn flares 10- 12 and 15. Frequency range: :- 4-29kHz Thread: :- 1 3/8″ Impedance @ 1kHz: :- 1000 Ohms Impedance @ 25kHz: :- about 50 Ohms. PIEZO-PIEZO DRIVER
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