Invention Grant
- Patent Title: Pre-amplifier circuit including microphone pre-amplifier stage
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Application No.: US15606128Application Date: 2017-05-26
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Publication No.: US10148232B2Publication Date: 2018-12-04
- Inventor: Sebastiaan de Vries
- Applicant: Tymphany HK Limited
- Applicant Address: CN Hong Kong
- Assignee: Tymphany HK Limited
- Current Assignee: Tymphany HK Limited
- Current Assignee Address: CN Hong Kong
- Agency: Cantor Colburn LLP
- Main IPC: H03F1/32
- IPC: 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
Abstract:
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.
Public/Granted literature
- US20170346450A1 PRE-AMPLIFIER CIRCUIT INCLUDING MICROPHONE PRE-AMPLIFIER STAGE Public/Granted day:2017-11-30
Information query
IPC分类:
