Voice bandpass circuit
Source: InternetPublisher:清宁时光 Keywords: WIDTH Updated: 2020/06/14
Used to connect an 8-ohm output communication receiver and an 8-ohm speaker or low- impedance phone to suppress continuous random harmful interference during voice transmission . Passband 355 to 2530Hz, 3dB. L1 and L3 are 4amH rings. L2 is an 88mH ring.
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