发明名称 Input/output signals preserver circuit of amplification circuits
摘要 The present invention relates to an input and output signal preservation circuit of an amplification circuit capable of preventing an attenuation of an input signal and an output signal of an amplification circuit in such a manner that an AC input signal is amplified using an amplification device such as a vacuum tube or a transistor in a preamplifier.
申请公布号 US7511573(B2) 申请公布日期 2009.03.31
申请号 US20040574528 申请日期 2004.09.24
申请人 LEE JONG-RYUL;LEE JONG-SEOK 发明人 LEE JONG-RYUL;LEE JONG-SEOK
分类号 H03G3/20;H03F1/33;H03F3/181 主分类号 H03G3/20
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