CN210627172U

CN210627172U - External sound card with external power supply

Info

Publication number: CN210627172U
Application number: CN201921333740.1U
Authority: CN
Inventors: 陈燕山
Original assignee: Guizhou Calais Zhongke Intelligent Technology Co Ltd
Current assignee: Guizhou Calais Zhongke Intelligent Technology Co Ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-05-26
Anticipated expiration: 2029-08-16

Abstract

The utility model discloses an external sound card with external power supply in the field of earplaying equipment, including the sound card body, the sound card body front side sets up the switch of power supply left falling DC power socket left falling USB socket left falling mobile phone interface left falling MAC/PC change over switch left falling two sets of main output interfaces left falling four sets of link input interfaces left falling two sets of MIC/INST input interfaces, the sound card body back side sets up the input/output level LED indicator lamp left falling two sets of input gain knobs left falling two sets of 48V phantom power button left falling two sets of 48V phantom power indicator lamp left falling two sets of earphone volume knobs left falling two sets of TRS earphone output interfaces left falling USB power indicator lamp, the utility model sets up the DC power socket additionally on the basis of setting USB socket power supply, utilizes the 48V external power supply to carry out power supply, simultaneously, the utility model discloses set up the input of two sets of MIC/INST input interfaces supporting musical instruments, and four sets of link output interfaces can realize that four sets of microphones record simultaneously by matching with the link input interfaces, thereby increasing the actual recording experience of users.

Description

External sound card with external power supply

Technical Field

The utility model relates to an equipment field is put to the ear, specifically is an external sound card with external power supply.

Background

External sound card is also called USB sound card. A built-in sound card is integrated with a mainboard or connected with the mainboard through interfaces such as PCI, ISA and PCI-E. External soft sound card is actually the same as the motherboard integrated soft sound card, but because external sound card can use the CODEC better than the motherboard integration to new circuits can be added, external soft sound card can realize better sound quality and more functions. The hard sound card has an independent audio control chip as the hard sound card of the PCI interface, and is different from the hard sound card of the PCI interface in that a separate system interface program is needed to transmit audio data by using a USB bus.

The external sound card is not only suitable for professional recording markets, but also can be applied to network karaoke markets, supports ASIO driving and WDM driving, and has the function of internal recording. From the exterior packaging to the aluminum alloy super-cool housing, US44 exemplifies a professional external sound card from each knob and each LED light. In addition, the network karaoke platform can be widely used, and various live broadcast platforms can be met due to the internal recording and jumper functions of the network karaoke platform.

However, the existing external sound card has the following technical defects: 1. the existing external sound card is connected to a computer for use, but the power supply of the computer is not enough to support the normal operation of the sound card, so that the recorded content cannot be kept due to the power supply disconnection during recording and use, and the normal use is influenced; 2. the existing external sound card does not support the input of musical instruments, and the recording ports of part of microphones of the external sound card are too few, so that the actual recording experience is influenced.

Based on this, the utility model designs an external sound card with external power supply to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an external sound card with external power supply to solve the problems that the prior external sound card proposed in the background art is connected to a computer for use, but the power supply of the computer is not enough to support the normal operation of the sound card, so that the power supply is broken when in recording use, the recorded content can not be kept, and the normal use is influenced; in addition, the existing external sound card does not support the input of musical instruments, and the recording ports of part of microphones of the external sound card are too few, so that the actual recording experience is influenced.

In order to achieve the above object, the utility model provides a following technical scheme: an external sound card with an external power supply, comprising a sound card body having a model of US44, the front face of which is provided in sequence from left to right with power switches left-falling dc power sockets left-falling USB sockets left-falling mobile phone ports left-falling MAC/PC change-over switches left-falling two sets of main output ports left-falling four sets of link output ports left-falling two sets of MIC/INST input ports left-falling four sets of link output ports, the dc power sockets are disposed above the USB sockets, the mobile phone ports are disposed above the MAC/PC change-over switches, the back face of which is provided in sequence from left to right with input/output level LED indicators left-falling two sets of input gain knobs left-falling two sets of 48V phantom power buttons left-falling two sets of main output level buttons left-falling two sets of TRS headphone output ports left-falling USB power indicators, the two sets of input gain knobs are disposed on the 48V phantom power buttons and the 48V phantom power indicator The two groups of 48V phantom power supply buttons are arranged at the outer sides of the two groups of 48V phantom power supply indicator lamps, and the two groups of earphone volume knobs are arranged at the upper ends of the two groups of TRS earphone output interfaces.

Preferably, the USB socket is electrically connected with the USB power indicator, and when the USB socket is connected with an external computer, the USB power indicator is turned on.

Preferably, the periphery of the input gain knob is designed to be a light-transmitting cup, when the microphone has an input signal, the light-transmitting cup turns blue, and when the input signal is overloaded, the light-transmitting cup turns red.

Preferably, the 48V phantom power button and the 48V phantom power indicator lamp are electrically connected.

Preferably, the volume knob of the earphone rotates to control the volume of the output interface of the TRS earphone.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model additionally arranges a DC power supply socket on the basis of arranging the USB socket and supplying power through the computer, and utilizes a 48V external power supply to supply power, thereby effectively ensuring the normal operation recording of the whole body; and simultaneously, the utility model discloses set up the input that two sets of MIC INST input interface supported the musical instrument, and four group's link output interface cooperation link input interface can realize four group's microphones recording simultaneously, increase user's actual recording experience.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the front view of the structure of the present invention;

FIG. 2 is a schematic view of the back view of the structure of the present invention;

fig. 3 is a block diagram illustrating the use principle of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

the system comprises a 1-sound card body, a 2-power switch, a 3-direct current power socket, a 4-USB socket, a 5-mobile phone interface, a 6-MAC/PC change-over switch, a 7-main output interface, an 8-link output interface, a 9-link input interface, a 10-MIC/INST input interface, an 11-input/output level LED indicator light, a 12-input gain knob, a 13-48V phantom power button, a 14-48V phantom power indicator light, a 15-main output level button, a 16-earphone volume knob, a 17-TRS earphone output interface and an 18-USB power indicator light.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, an external sound card with an external power supply comprises a sound card body 1, the sound card body 1 being of the type US44, the sound card body 1 being provided with a power switch 2 in the front face thereof from left to right in sequence with a left-falling dc power socket 3, a left-falling USB socket 4, a left-falling hand MAC/PC switcher 6, two left-falling four sets of link output interfaces 7, two left-falling four sets of link input interfaces 8, two left-falling two sets of MIC/INST input interfaces 10, a dc power socket 3 disposed above the USB socket 4, the hand interface 5 disposed above the MAC/PC switcher 6, the back face of the sound card body 1 being provided with an input/output level LED indicator 11 from left to right in sequence with two left-falling two sets of input gain knobs 12, two left-falling two sets of 48V phantom power buttons 13, two left-falling two sets of 48V phantom power indicator lamps 14, two left-falling two sets of 48V phantom power buttons 15, a left-falling two sets of volume indicator lamps 16, a left-falling three-falling, two sets of input gain knobs 12 are arranged at the upper ends of two sets of 48V phantom power buttons 13 and two sets of 48V phantom power indicators 14, two sets of 48V phantom power buttons 13 are arranged at the outer sides of two sets of 48V phantom power indicators 14, and two sets of earphone volume knobs 16 are arranged at the upper ends of two sets of TRS earphone output interfaces 17.

The USB socket 4 is electrically connected with the USB power indicator 18, and when the USB socket 4 is connected with an external computer, the USB power indicator 18 is lighted. The periphery of the input gain knob 12 adopts a light-transmitting cup design, when the microphone has an input signal, the light-transmitting cup turns blue, and when the input signal is overloaded, the light-transmitting cup turns red. The 48V phantom power button 13 is electrically connected with the 48V phantom power indicator 14, the external power supply is turned on through the 48V phantom power button 13, and whether the 48V phantom power indicator 14 is lighted or not is observed to detect the work of the power supply. The earphone volume knob 16 is rotated to control the volume of the TRS earphone output interface 17.

The specific application of this embodiment is:

combine specification attached figure 1-3, the utility model discloses a switch 2 opens the power output of sound card body 1, opens external power supply through external power supply 48V phantom power button 13 and carries out power supply for the microphone input end of link input interface 9, and the user rotates the tone quality difference of adjusting the input through input gain knob 12, adopts the printing opacity cup design around microphone input gain knob 12: when the microphone has an input signal, the light-transmitting cup turns blue, and when the input signal is overloaded, the light-transmitting cup turns red; the microphone input port with double channels adopts an A-level preamplifier circuit, has no bottom noise/great dynamics, and meets the requirement of any professional recording production; the input/output level LED indicator lamp is turned on through the main output level button 15 to carry out sound quality low-pass filtering detection, a MIDI interface and a USB socket 4 interface are arranged, synthesizer equipment and a computer can be connected, a digital coaxial interface of an S/PDIF is provided, and decoder equipment is connected; in addition, because of the normal operating that computer power is not enough to supply the sound card, the utility model discloses can connect external 48V power supply to supply power through DC power socket 3 and carry out holistic power supply.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides an external sound card with external power supply, includes sound card body (1), and sound card body (1) model is US44, its characterized in that: the front face of the sound card body (1) is sequentially provided with a power switch (2) from left to right, a direct-current power socket (3) from left to right, a USB socket (4) from left to right, a MAC/PC transfer switch (6) from left to right, two sets of main output interfaces (7) from left to four sets of link output interfaces (8) from four sets of link input interfaces (9) from left to right, two sets of MIC/INST input interfaces (10), the direct-current power socket (3) is arranged above the USB socket (4), the handset interface (5) is arranged above the MAC/PC transfer switch (6), the back face of the sound card body (1) is sequentially provided with an input/output level LED indicator (11) from left to right, two sets of input gain knobs (12) from left to right, two sets of 48V phantom power buttons (13) from left to right, two sets of 48V phantom power indicator (14) from left to right, two sets of TRS power indicator (18) from left to right, two sets of volume indicators (16) and two sets of TRS output interfaces (17) ) The two groups of input gain knobs (12) are arranged at the upper ends of the two groups of 48V phantom power buttons (13) and the two groups of 48V phantom power indicators (14), the two groups of 48V phantom power buttons (13) are arranged at the outer sides of the two groups of 48V phantom power indicators (14), and the two groups of earphone volume knobs (16) are arranged at the upper ends of the two groups of TRS earphone output interfaces (17).

2. The external sound card with the external power supply of claim 1, wherein: the USB socket (4) is electrically connected with the USB power indicator (18), and when the USB socket (4) is connected with an external computer, the USB power indicator (18) is lighted.

3. The external sound card with the external power supply of claim 1, wherein: the periphery of the input gain knob (12) adopts a light-transmitting cup design, when the microphone has an input signal, the light-transmitting cup is changed into blue, and when the input signal is overloaded, the light-transmitting cup is changed into red.

4. The external sound card with the external power supply of claim 1, wherein: the 48V phantom power button (13) is electrically connected with the 48V phantom power indicator lamp (14).

5. The external sound card with the external power supply of claim 1, wherein: the earphone volume knob (16) rotates to control the volume of the TRS earphone output interface (17).