SU640455A1 - Sound-reproducing device - Google Patents
Sound-reproducing deviceInfo
- Publication number
- SU640455A1 SU640455A1 SU762345631A SU2345631A SU640455A1 SU 640455 A1 SU640455 A1 SU 640455A1 SU 762345631 A SU762345631 A SU 762345631A SU 2345631 A SU2345631 A SU 2345631A SU 640455 A1 SU640455 A1 SU 640455A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- sound
- reproducing device
- output
- reference element
- input
- Prior art date
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Description
crop и корректирующую цепь, выход которой соединен с дополНИтельным входом усилител , отличающеес тем, что, с целью повышени качества звуковосироизведеии , в иего введены аттенюатор, элемент сравнени и форсирующее звено с измен емой посто нной времени, при этом обща точка последовательно соединенных резистора и громкоговорител через форсирующее звено св зана с первым входомcrop and a correction circuit, the output of which is connected to an additional amplifier input, characterized in that, in order to improve the sound and sound quality, an attenuator, a reference element and a boost link with a variable time constant are introduced, with a common point of series-connected resistors and a speaker through the boost link is connected to the first entrance
элемента сравнени , выход усилител через аттенюатор соединен с вторым входом элемента сравнени , выход которого св зан с входом корректирующей цени.the reference element, the output of the amplifier is connected via an attenuator to the second input of the reference element, the output of which is connected to the input of the correction value.
ИсточнакН информации, прин тые во виимание при экспертизеSources of information taken for examination
1.Патент США № 3704345, кл. 179.1, 1975.1. US patent number 3704345, class. 179.1, 1975.
2.Авторское свидетельство СССР № 360726, кл. Н 04R 3/08, 1972.2. USSR author's certificate number 360726, cl. H 04 R 3/08, 1972.
SS
ru.ru.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU762345631A SU640455A1 (en) | 1976-04-06 | 1976-04-06 | Sound-reproducing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU762345631A SU640455A1 (en) | 1976-04-06 | 1976-04-06 | Sound-reproducing device |
Publications (1)
Publication Number | Publication Date |
---|---|
SU640455A1 true SU640455A1 (en) | 1978-12-30 |
Family
ID=20656196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU762345631A SU640455A1 (en) | 1976-04-06 | 1976-04-06 | Sound-reproducing device |
Country Status (1)
Country | Link |
---|---|
SU (1) | SU640455A1 (en) |
-
1976
- 1976-04-06 SU SU762345631A patent/SU640455A1/en active
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