41mm Large Piezo Electric Disc Elements SPECIFICATIONS: 1. - Resonant Frequency: 1.9+.5 KHz 2. - Resonant Resistance: 1,000 OHM Max 3. - Capacitance: 70,000pF+30% @ 100Hz 4. - Input Voltage: 30 Vp-p max 5. - Operating Temp: -20C to 60C 6. - Storage Temp -20C to 70C
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