TERMIUM Plus®
From: Translation Bureau
On social media
Consult the Government of Canada’s terminology data bank.
MICROPHONES RESPONSE [2 records]
Record 1 - internal organization data 2010-04-14
Record 1, English
Record 1, Subject field(s)
- Acoustics (Physics)
- Audio Technology
Record 1, Main entry term, English
- free field
1, record 1, English, free%20field
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- free sound field 2, record 1, English, free%20sound%20field
- sound free field 3, record 1, English, sound%20free%20field
- acoustical free field 4, record 1, English, acoustical%20free%20field
- acoustic free field 5, record 1, English, acoustic%20free%20field
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
An isotropic, homogeneous sound field that is free from all bounding surfaces. 6, record 1, English, - free%20field
Record number: 1, Textual support number: 1 CONT
In a free field, a sound wave decreases in intensity by a factor equal to the square of the distance from the source. 7, record 1, English, - free%20field
Record number: 1, Textual support number: 1 OBS
A nonreflecting space required for measurement of the acoustic response of microphones and loudspeakers. 8, record 1, English, - free%20field
Record 1, French
Record 1, Domaine(s)
- Acoustique (Physique)
- Électroacoustique
Record 1, Main entry term, French
- champ acoustique libre
1, record 1, French, champ%20acoustique%20libre
correct, masculine noun, standardized
Record 1, Abbreviations, French
Record 1, Synonyms, French
- champ libre 2, record 1, French, champ%20libre
correct, masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Champ acoustique dans lequel l'effet des conditions aux limites est négligeable. [Définition normalisée par l'AFNOR et reproduite avec son autorisation.] 3, record 1, French, - champ%20acoustique%20libre
Record number: 1, Textual support number: 1 OBS
champ acoustique libre : terme normalisé par l'AFNOR. 4, record 1, French, - champ%20acoustique%20libre
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Acústica (Física)
- Electroacústica
Record 1, Main entry term, Spanish
- campo acústico libre
1, record 1, Spanish, campo%20ac%C3%BAstico%20libre
correct, masculine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2009-08-26
Record 2, English
Record 2, Subject field(s)
- Radar, Radio Guidance and Goniometry
- Audio Technology
Record 2, Main entry term, English
- cardioid pattern
1, record 2, English, cardioid%20pattern
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
- cardioid diagram 2, record 2, English, cardioid%20diagram
correct
- heart-shaped diagram 3, record 2, English, heart%2Dshaped%20diagram
less frequent
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
Heart-shaped pattern obtained as the response or radiation characteristic of certain directional antennas, or as the response characteristic of certain types of microphones. 4, record 2, English, - cardioid%20pattern
Record 2, Key term(s)
- heart-shape diagram
- heart shape diagram
- heart shaped diagram
Record 2, French
Record 2, Domaine(s)
- Radar, radioguidage et radiogoniométrie
- Électroacoustique
Record 2, Main entry term, French
- diagramme en cardioïde
1, record 2, French, diagramme%20en%20cardio%C3%AFde
correct, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Guía radárica, radioguía y radiogoniometría
- Electroacústica
Record 2, Main entry term, Spanish
- diagrama en cardioide
1, record 2, Spanish, diagrama%20en%20cardioide
correct, masculine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Copyright notice for the TERMIUM Plus® data bank
© Public Services and Procurement Canada, 2026
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau
Features
GCtranslate (available on the Government of Canada network only)
Use this artificial intelligence prototype to translate Government of Canada content up to and including Protected B. Available to employees of selected departments and agencies only.
Writing tools
The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.
Glossaries and vocabularies
Access Translation Bureau glossaries and vocabularies.
- Date Modified:


