ES417912A2 - Amplifier for deaf hearing aids with electroactical transformer connected to the same. (Machine-translation by Google Translate, not legally binding) - Google Patents

Amplifier for deaf hearing aids with electroactical transformer connected to the same. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES417912A2
ES417912A2 ES417912A ES417912A ES417912A2 ES 417912 A2 ES417912 A2 ES 417912A2 ES 417912 A ES417912 A ES 417912A ES 417912 A ES417912 A ES 417912A ES 417912 A2 ES417912 A2 ES 417912A2
Authority
ES
Spain
Prior art keywords
translation
amplifier
machine
legally binding
google translate
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.)
Expired
Application number
ES417912A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOMMER AG
Original Assignee
BOMMER AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from CH1305772A external-priority patent/CH542564A/en
Application filed by BOMMER AG filed Critical BOMMER AG
Publication of ES417912A2 publication Critical patent/ES417912A2/en
Expired legal-status Critical Current

Links

Landscapes

  • Amplifiers (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)

Abstract

Improvements introduced in the object of the main patent no. 341,354 by "amplifier for deaf hearing aids with electroacoustic transformer connected to it in whose counter-coupling branch there are two diodes equal to each other, connected in antiparallel connection", characterized in that the diodes have in each case, a characteristic according to which, at feed voltages of 100, 150 and 200 -mv, correspond currents of 10-15 μa, 30-40 μa and 100-150 μa. (Machine-translation by Google Translate, not legally binding)
ES417912A 1972-09-05 1973-08-16 Amplifier for deaf hearing aids with electroactical transformer connected to the same. (Machine-translation by Google Translate, not legally binding) Expired ES417912A2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1305772A CH542564A (en) 1966-07-06 1972-09-05 Hearing aid with an amplifier and with an electro-acoustic transducer connected to the same

Publications (1)

Publication Number Publication Date
ES417912A2 true ES417912A2 (en) 1976-06-01

Family

ID=4388902

Family Applications (1)

Application Number Title Priority Date Filing Date
ES417912A Expired ES417912A2 (en) 1972-09-05 1973-08-16 Amplifier for deaf hearing aids with electroactical transformer connected to the same. (Machine-translation by Google Translate, not legally binding)

Country Status (3)

Country Link
JP (1) JPS4965709A (en)
AT (1) AT320043B (en)
ES (1) ES417912A2 (en)

Also Published As

Publication number Publication date
AT320043B (en) 1975-01-27
JPS4965709A (en) 1974-06-26

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Legal Events

Date Code Title Description
FD2A Announcement of lapse in spain

Effective date: 20170704