CN203225869U

CN203225869U - Multichannel monitoring controller

Info

Publication number: CN203225869U
Application number: CN 201220690952
Authority: CN
Inventors: 于春志
Original assignee: NINGBO YINZHOU ALCTRON ELECTRONICS CO Ltd
Current assignee: NINGBO YINZHOU ALCTRON ELECTRONICS CO Ltd
Priority date: 2012-12-13
Filing date: 2012-12-13
Publication date: 2013-10-02
Anticipated expiration: 2022-12-13

Abstract

The utility model provides a multichannel monitoring controller. A signal output end of a corresponding input interface circuit is respectively connected with a MIAN input selection circuit and a CUE input selection circuit. A first signal output end of the MIAN input selection circuit is connected with a MIAN output circuit, and a first signal output end of the CUE input selection circuit is connected with a CUE output circuit. A second signal output end of the MIAN input selection circuit, a second signal output end of the CUE input selection circuit, and a signal output end of a microphone input circuit are connected with a headphone amplifier input selection circuit. A first signal output end of the headphone amplifier input selection circuit is connected with a headphone amplifier output circuit, and a second signal output end of the headphone amplifier input selection circuit is connected with the MIAN output circuit, the multichannel output selection circuit, and the CUE output circuit. The multichannel monitoring controller is provided with a plurality of channels of output interfaces, each of which is provided with an independent level control potentiometer, and therefore the audio signal of each channel can be controlled independently during the recording of a plurality of signals, and the recording effect can be improved.

Description

A kind of multichannel is monitored controller

Technical field

The utility model relates to a kind of multichannel and monitors controller, belongs to the audio frequency apparatus technical field.

Background technology

It is a kind of audio frequency apparatus that can be distributed into one road audio input signal multichannel voice frequency output signal that multichannel is monitored controller, but existing multichannel is monitored controller the multichannel output signal is all adopted same control device, therefore when many signals are recorded, can't control one road signal separately, cause recording result relatively poor.

Summary of the invention

The utility model all adopts same control device for the multichannel output signal that solves the existence of existing multichannel monitoring controller, the problem that can't control one road signal separately, and then provide a kind of multichannel to monitor controller.For this reason, the utility model provides following technical scheme:

A kind of multichannel is monitored controller, comprise input interface circuit, the MIAN input selection circuit, the CUE input selection circuit, the microphone input circuit, ear is put input selection circuit, ear is put output circuit, the MIAN output circuit, multichannel output select circuit and CUE output circuit, the signal output part of input interface circuit is connected with the signal input part of MIAN input selection circuit and the signal input part of CUE input selection circuit respectively, first signal output part of MIAN input selection circuit is connected with the MIAN output circuit, first signal output part of CUE input selection circuit is connected with the CUE output circuit, the secondary signal output of MIAN input selection circuit, the secondary signal output of CUE input selection circuit and the signal output part of microphone input circuit all are connected with the signal input part that ear is put input selection circuit, first signal output part that ear is put input selection circuit is connected with the signal input part that ear is put output circuit, and ear is put secondary signal output and the MIAN output circuit of input selection circuit, the multichannel output select circuit is connected with the CUE output circuit.

The utility model provides a kind of multichannel to monitor controller, be provided with multichannel input multichannel output interface, and every road all is furnished with independently level control potentiometer, in carrying out the process that many signals record, can control the audio signal on each road separately, thereby improve recording result.

Description of drawings

In order to be illustrated more clearly in the technical scheme of the utility model embodiment, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the overall structure schematic diagram that the multichannel that provides of embodiment of the present utility model is monitored controller;

Fig. 2 is the structural representation of the input interface circuit that provides of embodiment of the present utility model;

Fig. 3 is the structural representation of the MIAN input selection circuit that provides of embodiment of the present utility model;

Fig. 4 is the structural representation of the CUE input selection circuit that provides of embodiment of the present utility model;

Fig. 5 is the structural representation of the microphone input circuit that provides of embodiment of the present utility model;

Fig. 6 is the structural representation that ear that embodiment of the present utility model provides is put output circuit.

Embodiment

Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection.

This embodiment provides a kind of multichannel to monitor controller, as shown in Figure 1, comprise input interface circuit 1, MIAN input selection circuit 2, CUE input selection circuit 3, microphone input circuit 4, ear is put input selection circuit 5, ear is put output circuit 6, MIAN output circuit 7, multichannel output select circuit 8 and CUE output circuit 9, the signal output part of input interface circuit 1 is connected with the signal input part of MIAN input selection circuit 2 and the signal input part of CUE input selection circuit 3 respectively, first signal output part of MIAN input selection circuit 2 is connected with MIAN output circuit 7, first signal output part of CUE input selection circuit 3 is connected with CUE output circuit 9, the secondary signal output of MIAN input selection circuit 2, the secondary signal output of CUE input selection circuit 3 and the signal output part of microphone input circuit 4 all are connected with the signal input part that ear is put input selection circuit 5, first signal output part that ear is put input selection circuit 5 is connected with the signal input part that ear is put output circuit 6, and ear is put secondary signal output and the MIAN output circuit 7 of input selection circuit 5, multichannel output select circuit 8 is connected with CUE output circuit 9.

Concrete, the circuit structure of input interface circuit 1 can comprise 6.35mm interface input channel and RCA interface input channel as shown in Figure 2.The circuit structure of MIAN input selection circuit 2 as shown in Figure 3, the circuit structure of CUE input selection circuit 3 as shown in Figure 4, the circuit structure of microphone input circuit 4 as shown in Figure 5, the circuit structure that ear is put output circuit 6 is as shown in Figure 6.Described multichannel is monitored controller can also comprise MIAN output indicating circuit, and MIAN output indicating circuit is connected in the circuit between MIAN input selection circuit 2 and the MIAN output circuit 7.

The course of work that the multichannel that this embodiment provides is monitored controller comprises: audio signal is from input interface circuit 1 input, amplification through U1, by C103, MIAN passage and CUR channel selector switch are removed in the C203 coupling, the switch of pressing which passage will make signal from which passage output, as two passages of need have output then two switches all press down.

1. when pressing MIAN ST1 switch, the ST1 indicator light is lighted, and signal is exported from 1 pin and 7 pin of U3 after entering U3, being divided into four the tunnel one the tunnel receives on the MIAN OUT CANNON through U4, the second the tunnel goes ear to put input selector switch, and it is the MIAN input that switch is upspring, and pressing is the CUR input; Third Road outputs to the MONO switch through U6, arrives the MUTE switch again, is divided into three the tunnel behind the MUTE switch, enters A respectively, B, and C road output selector switch is pressed the A switching signal and is outputed on the A CANNON through

past U10

1,7 pin; Press the B switching signal and output on the B CANNON through

U9

1,7 pin, press the C switching signal and output on the C CANNON through U9 8,14 pin; The four the tunnel removes the LED level indicating circuit.

2. after pressing CUR ST1 switch, CUR ST1 lamp is lighted, and signal is divided into two-way through the output of 8,14 pin of U3, and one the tunnel removes CUR output CANNON through U4, and another Lu Quer is put input selector switch.Microphone input signal can only be exported from the CUR passage.

The multichannel that adopts this embodiment to provide is monitored controller, by being provided with multichannel input multichannel output interface, and every road all is furnished with independently level control potentiometer, in carrying out the process that many signals record, can control the audio signal on each road separately, thereby improve recording result.

The above; it only is the preferable embodiment of the utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model embodiment discloses; the variation that can expect easily or replacement all should be encompassed within the protection range of the present utility model.Therefore, protection range of the present utility model should be as the criterion with the protection range of claim.

Claims

1. a multichannel is monitored controller, it is characterized in that, comprise input interface circuit (1), MIAN input selection circuit (2), CUE input selection circuit (3), microphone input circuit (4), ear is put input selection circuit (5), ear is put output circuit (6), MIAN output circuit (7), multichannel output select circuit (8) and CUE output circuit (9), the signal output part of input interface circuit (1) is connected with the signal input part of MIAN input selection circuit (2) and the signal input part of CUE input selection circuit (3) respectively, first signal output part of MIAN input selection circuit (2) is connected with MIAN output circuit (7), first signal output part of CUE input selection circuit (3) is connected with CUE output circuit (9), the secondary signal output of MIAN input selection circuit (2), the signal output part of the secondary signal output of CUE input selection circuit (3) and microphone input circuit (4) all is connected with the signal input part that ear is put input selection circuit (5), first signal output part that ear is put input selection circuit (5) is connected with the signal input part that ear is put output circuit (6), and ear is put secondary signal output and the MIAN output circuit (7) of input selection circuit (5), multichannel output select circuit (8) is connected with CUE output circuit (9).

2. multichannel according to claim 1 is monitored controller, it is characterized in that input interface circuit (1) comprises 6.35mm interface input channel and RCA interface input channel.

3. multichannel according to claim 1 is monitored controller, it is characterized in that, described multichannel is monitored controller and is also comprised MIAN output indicating circuit, and MIAN output indicating circuit is connected in the circuit between MIAN input selection circuit (2) and the MIAN output circuit (7).