PIEZOELECTRIC BUZZER 　 MODEL DIMENSIONS STANDARD D d f RESONANCE FREQUENCY RESONANCE RESISTANCE  CONDENSER FY20B-1A 20±0.2 14.8±0.2 0.4±0.1 7.0±0.6 ≤300 10000±30% FY27B-1A 27±0.3 20±0.3 0.5±0.1 4.6±0.5 ≤200 30000±30% FY35B-1A 35±0.3 25±0.5 0.55±0.1 2.9±0.6 ≤150 30000±30% FY20B-1B 20±0.2 14.8±0.2 0.4±0.1 6.6±0.75 ≤500 10000±30% F27B-1B 27±0.3 20±0.3 0.5±0.1 4.0±0.75 ≤300 140000±30% |Inquiry|Show All Products|Next|

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