JPS59164392U

JPS59164392U - Split circuit for horn speaker

Info

Publication number: JPS59164392U
Application number: JP5836483U
Authority: JP
Inventors: 始今田
Original assignee: オンキヨー株式会社
Priority date: 1983-04-18
Filing date: 1983-04-18
Publication date: 1984-11-05

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来のｌ　２ｄＢ１０ＣＴの分割回路図、第２
図は従来のスピーカシステムの模膜的周波数特性図、第
３図、及び第４図は本考案分割回路の構成図、第５図は
本考案の１実施例の結線図、第６図は他の実施例の結線
図、第７図は本考案分割回路（および従来例分割回路を
使用したスピーカシステムの上方向指向性特性図、第９
図は従来例分割回路を使用したスピーカシステムの上方
向指向性特性図である。１．１′は入力端子、２は入力部フィルタ、３はバッフ
ァ回路、４はアテネータ、５は第２のバイパスフィルタ
、６は高域側スピーカユニットとしてのホーンスピーカ
である。１１１目 −（ｄ呼才　２　）コ１　　　　　　　　　　　１　１用隷１Ｌ ”ｌ　　ｌ　　　ｌ’−１Ｆｌ　　１２００　　　　メＮ　　凰　　　Ｌノ韻男ｌ翫→Figure 1 is a dividing circuit diagram of a conventional l 2dB10CT;
The figure is a schematic frequency characteristic diagram of a conventional speaker system, Figures 3 and 4 are configuration diagrams of the dividing circuit of the present invention, Figure 5 is a wiring diagram of one embodiment of the present invention, and Figure 6 is another example. 7 is a wiring diagram of the embodiment of the invention, and FIG. 7 is an upward directivity characteristic diagram of a speaker system using the split circuit of the present invention (and a conventional split circuit)
The figure is an upward directivity characteristic diagram of a speaker system using a conventional dividing circuit. 1.1' is an input terminal, 2 is an input filter, 3 is a buffer circuit, 4 is an attenuator, 5 is a second bypass filter, and 6 is a horn speaker as a high frequency side speaker unit. 111th - (d call sai 2) ko 1 1 1 servant 1L ``l l l'-1Fl 1 200 Men N 凰 L ノ rhyme man l 翫→

Claims

[Claims for Utility Model Registration] 1. In a horn speaker division circuit constituting a multi-way speaker system, an input filter 2 having the function of cutting off a neighboring band including the horn cutoff frequency of the horn speaker, and a buffer circuit 3 are provided. and a second bypass filter 5 are connected to a horn speaker 6 in cascade, respectively.
A split circuit for a horn speaker, characterized in that the circuit is connected to a horn speaker. 2. The division circuit for a horn speaker according to claim 1, characterized in that an attenuator 4 is inserted between the horn speaker 6 and the input terminal 1.1'. 3. The horn speaker according to claims 1 and 2, wherein the input filter 2 is constituted by a 5 dB 10 CT bypass filter C6□ whose cutoff frequency is the cutoff frequency of the horn. For split circuit. 4. Claims for registration of a utility model, characterized in that the input filter 2 is a parallel circuit of a choke coil L51, a capacitor C61, and an electric resistor R51, and has an anti-resonance frequency equal to the horn cutoff frequency. The horn speaker division circuit described in item 1. 5 The attenuator 4 is inserted between the input section filter 2 and the second bypass filter 5, and the attenuator 4 is inserted between the input section filter 2 and the second bypass filter 5, and the attenuator 4
2. The divisional circuit for a horn speaker according to claim 2, which is registered as a utility model and is characterized in that the circuit has a configuration in which the above is omitted. 6. The split horn speaker according to claim 5, wherein the input section filter 2 is constituted by a 5 dB10C'r bypass filter C6□ whose cutoff frequency is the cutoff frequency of the horn. circuit. 7. The input section filter 2 includes a choke coil L51,
Utility model registration claim 5, which is a parallel circuit of a capacitor C51 and an electric resistor R51, and has an anti-resonance frequency equal to the cutoff frequency of the horn.
Split circuit for horn speakers as described in section.