How to estimate SPL from a microphone output ?
14 October 2025
When developing audio devices involving microphones, knowing the actual Sound Pressure Level (SPL) hitting your sensor is crucial. It…
When developing audio devices involving microphones, knowing the actual Sound Pressure Level (SPL) hitting your sensor is crucial. It…
| Image | Name | Dimensions [mm] (Ø x t) (l x w x t) | Impedance (Ohm or Ω) | Rated power [W] | F0 (Hz) | Frequency range [Hz] |
|---|---|---|---|---|---|---|
| TEAX09C005-8 | 26x13x6,5 | 8 | 0,5 | 635 | 300 - 15000 |
| TEAX32C20-8 | 51,2x22,5 | 8 | 10 | 400 | 100 - 15000 |
| TEAX32C30-4/B | 53x19,6 | 4 | 30 | 260 | 100 - 20000 |
| TEAX13C02-8/RH | 26,3x9 | 8 | 1 | 560 | 500 - 20000 |
| TEAX14C02-8 | 37x20x9,85 | 8 | 0,8 | 600 | 300 - 20000 |
| TEAX19C01-4LP | 30x6,3 | 4 | 1 | 600 | 200 - 20000 |
| TEAX19C01-8 | 33,8x12,8 | 8 | 2 | 350 | 300 - 20000 |
| TEAX25C05-8 | 44x14,5 | 8 | 5 | 230 | 200 - 20000 |
| TEAX25C10-8/HS | 50,8x19 | 8 | 10 | 202 | 100 - 20000 |
| TEAX25C10-8SP | 91x83x24 | 8 | 10 | 367 | 200 - 20000 |
| Image | Name | Dimensions [mm] (Ø x t) (l x w x t) | Impedance (Ohm or Ω) | Rated power [W] | F0 (Hz) | Frequency range [Hz] |
|---|---|---|---|---|---|---|
|
| TEAX09C005-8 | 26x13x6,5 | 8 | 0,5 | 635 | 300 - 15000 |
|
| TEAX32C20-8 | 51,2x22,5 | 8 | 10 | 400 | 100 - 15000 |
|
| TEAX32C30-4/B | 53x19,6 | 4 | 30 | 260 | 100 - 20000 |
|
| TEAX13C02-8/RH | 26,3x9 | 8 | 1 | 560 | 500 - 20000 |
|
| TEAX14C02-8 | 37x20x9,85 | 8 | 0,8 | 600 | 300 - 20000 |
|
| TEAX19C01-4LP | 30x6,3 | 4 | 1 | 600 | 200 - 20000 |
|
| TEAX19C01-8 | 33,8x12,8 | 8 | 2 | 350 | 300 - 20000 |
|
| TEAX25C05-8 | 44x14,5 | 8 | 5 | 230 | 200 - 20000 |
|
| TEAX25C10-8/HS | 50,8x19 | 8 | 10 | 202 | 100 - 20000 |
|
| TEAX25C10-8SP | 91x83x24 | 8 | 10 | 367 | 200 - 20000 |
When developing audio devices involving microphones, knowing the actual Sound Pressure Level (SPL) hitting your sensor is crucial. It…
When developing audio devices involving microphones, knowing the actual Sound Pressure Level (SPL) hitting your sensor is crucial. It…
Exciters are drive unit components that lack the frame and diaphragm of traditional speakers and function by vibrating a rigid surface to create sound. They’re ideal for numerous applications where traditional speakers will not fit due to shape or size.
| Image | Name | Dimensions [mm] (Ø x t) (l x w x t) | Impedance (Ohm or Ω) | Rated power [W] | F0 (Hz) | Frequency range [Hz] |
|---|---|---|---|---|---|---|
|
| TEAX09C005-8 | 26x13x6,5 | 8 | 0,5 | 635 | 300 - 15000 |
|
| TEAX32C20-8 | 51,2x22,5 | 8 | 10 | 400 | 100 - 15000 |
|
| TEAX32C30-4/B | 53x19,6 | 4 | 30 | 260 | 100 - 20000 |
|
| TEAX13C02-8/RH | 26,3x9 | 8 | 1 | 560 | 500 - 20000 |
|
| TEAX14C02-8 | 37x20x9,85 | 8 | 0,8 | 600 | 300 - 20000 |
|
| TEAX19C01-4LP | 30x6,3 | 4 | 1 | 600 | 200 - 20000 |
|
| TEAX19C01-8 | 33,8x12,8 | 8 | 2 | 350 | 300 - 20000 |
|
| TEAX25C05-8 | 44x14,5 | 8 | 5 | 230 | 200 - 20000 |
|
| TEAX25C10-8/HS | 50,8x19 | 8 | 10 | 202 | 100 - 20000 |
|
| TEAX25C10-8SP | 91x83x24 | 8 | 10 | 367 | 200 - 20000 |