JPH0336235U - - Google Patents
Info
- Publication number
- JPH0336235U JPH0336235U JP9595389U JP9595389U JPH0336235U JP H0336235 U JPH0336235 U JP H0336235U JP 9595389 U JP9595389 U JP 9595389U JP 9595389 U JP9595389 U JP 9595389U JP H0336235 U JPH0336235 U JP H0336235U
- Authority
- JP
- Japan
- Prior art keywords
- muting
- battery
- section
- detection section
- operates
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Noise Elimination (AREA)
- Circuits Of Receivers In General (AREA)
Description
第１図は本考案の一実施例の電気回路図、第２
図は従来機器の電気回路図である。
Ｔｕ……チユーナ部、Ｐ……ＰＬＬコントロー
ラ、Ｂａ……電池、Ｚ……ツエナダイオード（検
出部）、Ｄ……バツテリーインジケータ、Ｑ１…
…ミユーテイング用トランジスタ（ミユーテイン
グ用スイツチング素子）、Ｑ２……ミユーテイン
グ制御用トランジスタ（ミユーテイング制御用素
子）。
Fig. 1 is an electrical circuit diagram of one embodiment of the present invention;
The figure is an electrical circuit diagram of a conventional device. Tu... tuner section, P... PLL controller, Ba... battery, Z... tuner diode (detection section), D... battery indicator, Q1...
...mutating transistor (mutating switching element), Q2...mutating control transistor (mutating control element).
Claims (1)
ユーナ部と、駆動電源となる電池の電圧が所定値
まで低下したのを検出する検出部と、この検出部
による電池の消耗の検出結果を表示するバツテリ
ーインジケータとを備えてなる音響機器において
、作動して前記チユーナ部の出力を遮断するミユ
ーテイング用スイツチング素子と、前記検出部に
よる電池の消耗の検出時に前記ミユーテイング用
スイツチング素子を作動させるミユーテイング制
御用素子とからなるミユーテイング回路を設けた
ことを特徴とする音響機器。 Equipped with a frequency synthesizer type tuner section using a PLL circuit, a detection section that detects when the voltage of the battery serving as the driving power source has decreased to a predetermined value, and a battery indicator that displays the detection result of battery consumption by this detection section. A muting circuit comprising a muting switching element that operates to cut off the output of the tuner section, and a muting control element that operates the muting switching element when the detection section detects battery consumption. An audio device characterized by being provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9595389U JPH0336235U (en) | 1989-08-16 | 1989-08-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9595389U JPH0336235U (en) | 1989-08-16 | 1989-08-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0336235U true JPH0336235U (en) | 1991-04-09 |
Family
ID=31645184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9595389U Pending JPH0336235U (en) | 1989-08-16 | 1989-08-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0336235U (en) |
-
1989
- 1989-08-16 JP JP9595389U patent/JPH0336235U/ja active Pending