The SP-66 is a 50mW red PCB through hole high reliability Audio Transformer with primary 10000R centre tap and 10000R centre tap matching impedances. This audio transformer provides the durability and precision required in today's demanding designs. This transformer is available for a wide variety of applications. The line of Red audio transformers is designed and constructed to meet the rigid requirements of TF5S21ZZ and feature an epoxy moulded case, gold plated leads and exceptional operation from 300Hz to 100kHz.