Piezoelectric ceramic plate 312Khz Piezoelectric Ceramic Plate 312Khz Piezoelectric Ceramic Plate is 60×5×0.3mm, Both electrodes on one side (R configuration). Vibration Mode Lengthwise Width Resonant frequency fr 25 KHz±5% 312 KHz±5% Resonant impedance Zr ≤30 Ω ≤2.0 …