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Latest News:

Stiffness controlled diaphragm as a possible sound attenuation solution

25 July 2024

Originally inspired by telegraph and telecom domains, the audio industry has seen first uses of the audio equalization with…

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Speciality Microphones

Home / Products / Acoustic Components / Microphones / Specialty Microphones

The BU Series piezo-ceramic accelerometer has output from 20 Hz to above 10 kHz, and is used primarily as a contact microphone for high noise environments. It may also be used as an accelerometer with lightweight structures. As a contact microphone, the BU may be worn on the throat, or touching a bony part of the head (top, temple, or mastoid bone). BU has been integrated into helmet designs for radio communication for military and emergency services.

ImageNameDescriptionDiameter / length [mm]Width [mm]Thickness [mm]DirectivityImpedance [Ohm]Nominal Voltage [V]Sensitivity @ 1kHz [dBV re. 1V/Pa]Sensitivity Tolerance [± dB]SNR [dB]AOP [dB]ConnectionProduct status
TO-24609-B26EC ST microphone3.5693.5691.30Omnidirectional44001.6-363941203-WireActive
TO-30034-000EC ST microphone7.653.582.62Omnidirectional37501.6-34365.51183-WirePreferred
TO-30994-000EC ST microphone3.5693.5691.30Omnidirectional37501.6-343941183-WireActive
NR-25994-D63EC ST microphone5.563.991.12Bi-directional200010-353941193-WireActive
NR-30572-000EC ST microphone5.563.991.12Bi-directional440010-323941163-WireActive
WP-23501-000EC ST microphone5.563.992.21Bi-directional250010-343941182-WirePreferred
WP-23502-000EC ST microphone5.563.992.21Omnidirectional440010-323941163-WirePreferred
WP-23502-P16EC ST microphone5.563.992.21Omnidirectional440010-323941163-WirePreferred
WP-25993-D63EC ST microphone5.563.992.21Bi-directional200010-353941193-WirePreferred
WP-30113-P03EC ST microphone5.563.992.21Omnidirectional440010-543541383-WireActive
VFG-30747-000EC ST microphone3-3.70Omnidirectional44403-353941193-WireActive
MR-23151-000EC ST microphone22.12-9.3Omnidirectional300--673941512-WirePreferred
NR-23158-000EC ST microphone5.563.991.12Bi-directional440010-293941133-WireActive
NR-23159-000EC ST microphone5.563.991.12Bi-directional250010-453941292-WireActive
NR-23160-000EC ST microphone5.563.991.12Bi-directional250010-323941162-WireActive
NR-25994-C97EC ST microphone5.563.991.12Bi-directional44005-273941113-WireActive
FG45-32491-000EC ST microphone2.565-2.55Omnidirectional2200010-383541223-WireActive
FG-23742-D65EC ST microphone2.565-2.54Omnidirectional44003-433581273-WirePreferred
FG38-30490-C36EC ST microphone2.565-2.54Omnidirectional44001.6-313661153-WireActive
FG-23329-D65EC ST microphone2.565-2.54Omnidirectional44003-333641173-WirePreferred
FG-23329-P142EC ST microphone2.565-2.54Omnidirectional44003-343641183-WirePreferred
EM-24446-C36EC ST microphone3.5693.5692.21Omnidirectional44001.6-323661163-WireActive
EM-26334-C53EC ST microphone3.5693.5692.21Omnidirectional44001.6-323661163-WireActive
EM-23446-C36EC ST microphone3.5693.5692.21Omnidirectional44001.6-363661203-WirePreferred
DFG-30445-000EC ST microphone2.69-2.56uni-directional17003-493441333-WirePreferred
EA-21842-C36EC ST microphone5.563.992.21Omnidirectional350010-393941233-WirePreferred
EK-23024-C36EC ST microphone5.563.992.21Omnidirectional440010-333681173-WireActive
EK-23028-C36EC ST microphone5.563.992.21Omnidirectional440010-373631213-WireActive
EK-23132-C36EC ST microphone5.563.992.21Omnidirectional440010-333681173-WireActive
EK-23133-000EC ST microphone5.563.992.21Omnidirectional440010-333681173-WireActive
EK-26899-P03EC ST microphone5.563.992.18Omnidirectional-10-513541353-WireActive
EK-26899-P58EC ST microphone5.563.992.18Omnidirectional-10-513541353-WireActive
BTM-26901-B01EC ST microphone7.243.571.70Omnidirectional / Directional52001.3-35.53651203-WireActive
WP-25393-000EC ST microphone5.563.992.21Bi-directional44001.3-41.53941263-WirePreferred
WP-30113-P132EC ST microphone5.563.992.21Omnidirectional440010-543541383 Wire + GroundActive
EM-30081-P133EC ST microphone3.5693.5692.21Omnidirectional44001.3-483941323-WireActive
FG38-31011-S16EC ST microphone2.565-2.54Omnidirectional44001.6-313661153-WireActive
EM-24346-D65EC ST microphone3.5693.5692.21Omnidirectional44001.3-323941163-WireActive
EM-24446-G10EC ST microphone3.5693.5692.21Omnidirectional44001.6-323941163-WireActive
BFG-30035-G22EC ST microphone2.565-2.54Omnidirectional52001.3-34365.51183-WirePreferred
BJ-21590-000EC ST microphone7.875.594.01Omnidirectional3900--55.53NA1402-WirePreferred
BJ-21591-000EC ST microphone7.875.594.01Omnidirectional3900--55.53NA1402-WirePreferred
BJ-23141-134EC ST microphone7.875.594.01Omnidirectional300--67.53NA1522-WirePreferred
BJ-28471-000EC ST microphone7.875.594.01Noise Cancelling150--703NA1542-WireActive
Filter: Reset
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Home / Products / Acoustic Components / Microphones / Specialty Microphones

Speciality Microphones

The BU Series piezo-ceramic accelerometer has output from 20 Hz to above 10 kHz, and is used primarily as a contact microphone for high noise environments. It may also be used as an accelerometer with lightweight structures. As a contact microphone, the BU may be worn on the throat, or touching a bony part of the head (top, temple, or mastoid bone). BU has been integrated into helmet designs for radio communication for military and emergency services.

ImageNameDescriptionDiameter / length [mm]Width [mm]Thickness [mm]DirectivityImpedance [Ohm]Nominal Voltage [V]Sensitivity @ 1kHz [dBV re. 1V/Pa]Sensitivity Tolerance [± dB]SNR [dB]AOP [dB]ConnectionProduct status
TO-24609-B26EC ST microphone3.5693.5691.30Omnidirectional44001.6-363941203-WireActive
TO-30034-000EC ST microphone7.653.582.62Omnidirectional37501.6-34365.51183-WirePreferred
TO-30994-000EC ST microphone3.5693.5691.30Omnidirectional37501.6-343941183-WireActive
NR-25994-D63EC ST microphone5.563.991.12Bi-directional200010-353941193-WireActive
NR-30572-000EC ST microphone5.563.991.12Bi-directional440010-323941163-WireActive
WP-23501-000EC ST microphone5.563.992.21Bi-directional250010-343941182-WirePreferred
WP-23502-000EC ST microphone5.563.992.21Omnidirectional440010-323941163-WirePreferred
WP-23502-P16EC ST microphone5.563.992.21Omnidirectional440010-323941163-WirePreferred
WP-25993-D63EC ST microphone5.563.992.21Bi-directional200010-353941193-WirePreferred
WP-30113-P03EC ST microphone5.563.992.21Omnidirectional440010-543541383-WireActive
VFG-30747-000EC ST microphone3-3.70Omnidirectional44403-353941193-WireActive
MR-23151-000EC ST microphone22.12-9.3Omnidirectional300--673941512-WirePreferred
NR-23158-000EC ST microphone5.563.991.12Bi-directional440010-293941133-WireActive
NR-23159-000EC ST microphone5.563.991.12Bi-directional250010-453941292-WireActive
NR-23160-000EC ST microphone5.563.991.12Bi-directional250010-323941162-WireActive
NR-25994-C97EC ST microphone5.563.991.12Bi-directional44005-273941113-WireActive
FG45-32491-000EC ST microphone2.565-2.55Omnidirectional2200010-383541223-WireActive
FG-23742-D65EC ST microphone2.565-2.54Omnidirectional44003-433581273-WirePreferred
FG38-30490-C36EC ST microphone2.565-2.54Omnidirectional44001.6-313661153-WireActive
FG-23329-D65EC ST microphone2.565-2.54Omnidirectional44003-333641173-WirePreferred
FG-23329-P142EC ST microphone2.565-2.54Omnidirectional44003-343641183-WirePreferred
EM-24446-C36EC ST microphone3.5693.5692.21Omnidirectional44001.6-323661163-WireActive
EM-26334-C53EC ST microphone3.5693.5692.21Omnidirectional44001.6-323661163-WireActive
EM-23446-C36EC ST microphone3.5693.5692.21Omnidirectional44001.6-363661203-WirePreferred
DFG-30445-000EC ST microphone2.69-2.56uni-directional17003-493441333-WirePreferred
EA-21842-C36EC ST microphone5.563.992.21Omnidirectional350010-393941233-WirePreferred
EK-23024-C36EC ST microphone5.563.992.21Omnidirectional440010-333681173-WireActive
EK-23028-C36EC ST microphone5.563.992.21Omnidirectional440010-373631213-WireActive
EK-23132-C36EC ST microphone5.563.992.21Omnidirectional440010-333681173-WireActive
EK-23133-000EC ST microphone5.563.992.21Omnidirectional440010-333681173-WireActive
EK-26899-P03EC ST microphone5.563.992.18Omnidirectional-10-513541353-WireActive
EK-26899-P58EC ST microphone5.563.992.18Omnidirectional-10-513541353-WireActive
BTM-26901-B01EC ST microphone7.243.571.70Omnidirectional / Directional52001.3-35.53651203-WireActive
WP-25393-000EC ST microphone5.563.992.21Bi-directional44001.3-41.53941263-WirePreferred
WP-30113-P132EC ST microphone5.563.992.21Omnidirectional440010-543541383 Wire + GroundActive
EM-30081-P133EC ST microphone3.5693.5692.21Omnidirectional44001.3-483941323-WireActive
FG38-31011-S16EC ST microphone2.565-2.54Omnidirectional44001.6-313661153-WireActive
EM-24346-D65EC ST microphone3.5693.5692.21Omnidirectional44001.3-323941163-WireActive
EM-24446-G10EC ST microphone3.5693.5692.21Omnidirectional44001.6-323941163-WireActive
BFG-30035-G22EC ST microphone2.565-2.54Omnidirectional52001.3-34365.51183-WirePreferred
BJ-21590-000EC ST microphone7.875.594.01Omnidirectional3900--55.53NA1402-WirePreferred
BJ-21591-000EC ST microphone7.875.594.01Omnidirectional3900--55.53NA1402-WirePreferred
BJ-23141-134EC ST microphone7.875.594.01Omnidirectional300--67.53NA1522-WirePreferred
BJ-28471-000EC ST microphone7.875.594.01Noise Cancelling150--703NA1542-WireActive
Filter: Reset
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Search for specific product:

Categories:

  • Acoustic Components
  • Capacitive, Multifunctional Sensors
  • Processors
  • Wireless Systems

Latest News:

Stiffness controlled diaphragm as a possible sound attenuation solution

25 July 2024

Originally inspired by telegraph and telecom domains, the audio industry has seen first uses of the audio equalization with…

Read More »
« Previous Next »

Search for specific product:

Categories:

  • Acoustic Components
  • Capacitive, Multifunctional Sensors
  • Processors
  • Wireless Systems

Latest News:

Stiffness controlled diaphragm as a possible sound attenuation solution

25 July 2024

Originally inspired by telegraph and telecom domains, the audio industry has seen first uses of the audio equalization with…

Read More »
« Previous Next »

Speciality Microphones

Home / Products / Acoustic Components / Microphones / Specialty Microphones

The BU Series piezo-ceramic accelerometer has output from 20 Hz to above 10 kHz, and is used primarily as a contact microphone for high noise environments. It may also be used as an accelerometer with lightweight structures. As a contact microphone, the BU may be worn on the throat, or touching a bony part of the head (top, temple, or mastoid bone). BU has been integrated into helmet designs for radio communication for military and emergency services.

ImageNameDescriptionDiameter / length [mm]Width [mm]Thickness [mm]DirectivityImpedance [Ohm]Nominal Voltage [V]Sensitivity @ 1kHz [dBV re. 1V/Pa]Sensitivity Tolerance [± dB]SNR [dB]AOP [dB]ConnectionProduct status
TO-24609-B26EC ST microphone3.5693.5691.30Omnidirectional44001.6-363941203-WireActive
TO-30034-000EC ST microphone7.653.582.62Omnidirectional37501.6-34365.51183-WirePreferred
TO-30994-000EC ST microphone3.5693.5691.30Omnidirectional37501.6-343941183-WireActive
NR-25994-D63EC ST microphone5.563.991.12Bi-directional200010-353941193-WireActive
NR-30572-000EC ST microphone5.563.991.12Bi-directional440010-323941163-WireActive
WP-23501-000EC ST microphone5.563.992.21Bi-directional250010-343941182-WirePreferred
WP-23502-000EC ST microphone5.563.992.21Omnidirectional440010-323941163-WirePreferred
WP-23502-P16EC ST microphone5.563.992.21Omnidirectional440010-323941163-WirePreferred
WP-25993-D63EC ST microphone5.563.992.21Bi-directional200010-353941193-WirePreferred
WP-30113-P03EC ST microphone5.563.992.21Omnidirectional440010-543541383-WireActive
VFG-30747-000EC ST microphone3-3.70Omnidirectional44403-353941193-WireActive
MR-23151-000EC ST microphone22.12-9.3Omnidirectional300--673941512-WirePreferred
NR-23158-000EC ST microphone5.563.991.12Bi-directional440010-293941133-WireActive
NR-23159-000EC ST microphone5.563.991.12Bi-directional250010-453941292-WireActive
NR-23160-000EC ST microphone5.563.991.12Bi-directional250010-323941162-WireActive
NR-25994-C97EC ST microphone5.563.991.12Bi-directional44005-273941113-WireActive
FG45-32491-000EC ST microphone2.565-2.55Omnidirectional2200010-383541223-WireActive
FG-23742-D65EC ST microphone2.565-2.54Omnidirectional44003-433581273-WirePreferred
FG38-30490-C36EC ST microphone2.565-2.54Omnidirectional44001.6-313661153-WireActive
FG-23329-D65EC ST microphone2.565-2.54Omnidirectional44003-333641173-WirePreferred
FG-23329-P142EC ST microphone2.565-2.54Omnidirectional44003-343641183-WirePreferred
EM-24446-C36EC ST microphone3.5693.5692.21Omnidirectional44001.6-323661163-WireActive
EM-26334-C53EC ST microphone3.5693.5692.21Omnidirectional44001.6-323661163-WireActive
EM-23446-C36EC ST microphone3.5693.5692.21Omnidirectional44001.6-363661203-WirePreferred
DFG-30445-000EC ST microphone2.69-2.56uni-directional17003-493441333-WirePreferred
EA-21842-C36EC ST microphone5.563.992.21Omnidirectional350010-393941233-WirePreferred
EK-23024-C36EC ST microphone5.563.992.21Omnidirectional440010-333681173-WireActive
EK-23028-C36EC ST microphone5.563.992.21Omnidirectional440010-373631213-WireActive
EK-23132-C36EC ST microphone5.563.992.21Omnidirectional440010-333681173-WireActive
EK-23133-000EC ST microphone5.563.992.21Omnidirectional440010-333681173-WireActive
EK-26899-P03EC ST microphone5.563.992.18Omnidirectional-10-513541353-WireActive
EK-26899-P58EC ST microphone5.563.992.18Omnidirectional-10-513541353-WireActive
BTM-26901-B01EC ST microphone7.243.571.70Omnidirectional / Directional52001.3-35.53651203-WireActive
WP-25393-000EC ST microphone5.563.992.21Bi-directional44001.3-41.53941263-WirePreferred
WP-30113-P132EC ST microphone5.563.992.21Omnidirectional440010-543541383 Wire + GroundActive
EM-30081-P133EC ST microphone3.5693.5692.21Omnidirectional44001.3-483941323-WireActive
FG38-31011-S16EC ST microphone2.565-2.54Omnidirectional44001.6-313661153-WireActive
EM-24346-D65EC ST microphone3.5693.5692.21Omnidirectional44001.3-323941163-WireActive
EM-24446-G10EC ST microphone3.5693.5692.21Omnidirectional44001.6-323941163-WireActive
BFG-30035-G22EC ST microphone2.565-2.54Omnidirectional52001.3-34365.51183-WirePreferred
BJ-21590-000EC ST microphone7.875.594.01Omnidirectional3900--55.53NA1402-WirePreferred
BJ-21591-000EC ST microphone7.875.594.01Omnidirectional3900--55.53NA1402-WirePreferred
BJ-23141-134EC ST microphone7.875.594.01Omnidirectional300--67.53NA1522-WirePreferred
BJ-28471-000EC ST microphone7.875.594.01Noise Cancelling150--703NA1542-WireActive
Filter: Reset
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