|
Penerangan Produk
ITEM |
Simbol |
Syarat Ujian |
Min |
Standard |
Maks |
Unit |
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Sensitiviti |
S |
f=1KHz, SPL=1μBar |
-64 |
-62 |
-60 |
dB 0dB=1V/μBar |
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Impedans |
Z |
f=1KHz, SPL=1μBar |
2.2 |
KΩ |
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Directivity |
Omni-directional |
||||||||||
Penggunaan Semasa |
saya |
500 |
μA |
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Julat Voltan Operasi |
VS |
1.0 |
4.5 |
10 |
V |
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Nisbah S/N |
S/N(A) |
f=1KHz, SPL=1Pa A Curve |
55 |
dB |
|||||||
Ciri Voltan Menurun |
△S |
f=1KHz, SPL=1Pa VS=4.5-3.0V |
-3 |
dB |
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Tahap Bunyi Input Maks |
MISPL |
f=1KHz, herotan≤3% |
115 |
dB |
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