JPS5958496U

JPS5958496U - Electronic musical instrument effect device

Info

Publication number: JPS5958496U
Application number: JP15218082U
Authority: JP
Inventors: 清吉田; 原　貴幹
Original assignee: ヤマハ株式会社
Priority date: 1982-10-08
Filing date: 1982-10-08
Publication date: 1984-04-16
Also published as: JPH0331999Y2

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 drawings]

第１図及び第２図は、レスリースビー力装置を示す路線
的縦断面図及び平面図、第３図及び第４図はその周波数
特性を示す特性曲線図、第５図はこ−力考案による電子
楽器の効実装置の基本構成を示すブロック図、第６図は
周波数変調信号を示す信号波形図、第７図及び第８図は
高音域抽出回路の説明に供する周波数特性曲線図、第９
図はこの考案の具体的実施例を示すブロック図、第１０
図はその各部の信号を示す信号波形図、第１１図及び第
１２図は高音域抽出回路の説明に供する周波数特性曲線
図、第１３図は変調信号発生部の他の例−を示すブロッ
ク図である。２２、　２３．　２８．　４３．　４４．　４６．　４
７゜４８・・・遅延装置、２４．　２９．　５０．　５
１・・・周波数変調信号発生回路、２５．２６・・・混
合！路、２７、　４９．　６６、　６７・・・高音域抽
出回路、３２．　　　．３３・・・左、右スピーカ、５
２．　５３．　５５．　５６゜６４・・・振幅変調装置
、５４．５７・・・振幅変調信号発生回路、６３．６５
・・・移相器、６８．６９・・・レベル制御回路。易　、５　図７、、　、　ｓ　　」；茫１　　　・−に３し情９ν４゜第　５　図ル　−ＩＯ監（Ｈ２） −＄ＩＯ劇：」：： −１ ’７　　　　　　　　　　　　２Ａ　　ＩＯＡ　　（１
−１１）■ ：　　　　　　螢！３　　図　　　　−＝Figures 1 and 2 are a longitudinal sectional view and a plan view showing the Leslie Bee power device, Figures 3 and 4 are characteristic curve diagrams showing its frequency characteristics, and Figure 5 is the power device. FIG. 6 is a signal waveform diagram showing a frequency modulation signal, FIGS. 7 and 8 are frequency characteristic curve diagrams for explaining the treble range extraction circuit, and FIG. 9
The figure is a block diagram showing a specific embodiment of this invention.
The figure is a signal waveform diagram showing the signals of each part, Figures 11 and 12 are frequency characteristic curve diagrams for explaining the treble range extraction circuit, and Figure 13 is a block diagram showing another example of the modulation signal generation section. It is. 22, 23. 28. 43. 44. 46. 4
7゜48...Delay device, 24. 29. 50. 5
1...Frequency modulation signal generation circuit, 25.26...Mixing! Road, 27, 49. 66, 67...Treble range extraction circuit, 32. ．． 33...Left, right speaker, 5
2. 53. 55. 56゜64... Amplitude modulation device, 54.57... Amplitude modulation signal generation circuit, 63.65
...Phase shifter, 68.69...Level control circuit. Easy , 5 Figure 7 , , , s '';
-11)■: Firefly! 3 Figure -=

Claims

[Scope of utility model registration request]

a modulation signal generating section that sends out a plurality of first frequency modulation signals having mutually different phases and a second frequency modulation signal having a frequency approximately twice the frequency of the first frequency modulation signal; Frequency: a plurality of first modulators that frequency modulate a musical tone signal using a modulation signal; a treble range extraction circuit that extracts a high frequency component of the musical tone signal; 1. An effect device for an electronic musical instrument, comprising: a second modulation device that frequency-modulates the output signal of the treble range extraction circuit, and is configured to generate sounds from the output signals of each of the modulation devices.