- 专利标题: Pre-amplifier circuit including microphone pre-amplifier stage
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申请号: US15606128申请日: 2017-05-26
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公开(公告)号: US10148232B2公开(公告)日: 2018-12-04
- 发明人: Sebastiaan de Vries
- 申请人: Tymphany HK Limited
- 申请人地址: CN Hong Kong
- 专利权人: Tymphany HK Limited
- 当前专利权人: Tymphany HK Limited
- 当前专利权人地址: CN Hong Kong
- 代理机构: Cantor Colburn LLP
- 主分类号: H03F1/32
- IPC分类号: H03F1/32 ; H03F1/56 ; H03F3/183 ; H03F3/45 ; H04R3/00 ; H03F3/185 ; H03F1/02 ; H03F1/08 ; H03F3/08 ; H03F3/60 ; H04R5/033 ; H04R5/04 ; H03F3/187 ; H03F3/68
摘要:
A pre-amplifier circuit including a microphone pre-amplifier stage with a direct injection (DI) unit that provides a high impedance source signal and a low impedance XLR connection operable without a line or mic switch.
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