Dynamic vs. Electrostatic Microphones: the Difference
17/06/2026
While both convert acoustic pressure into electrical signals, their operating principles lead to significant differences in sensitivity, band…
While both convert acoustic pressure into electrical signals, their operating principles lead to significant differences in sensitivity, band…
Dampers are acoustic cloth screens for insertion inside acoustic tubing. These damping elements are used between the receiver outlet and the ear canal to smoothen the frequency response. Various acoustical resistances and sizes are available.
| Image | Name | Description | Diameter / length [mm] | Thickness [mm] | Resistance [Ohm] | Color | Product status |
|---|---|---|---|---|---|---|---|
 | BF-32212-000 | Damping screen | 1.78 | 1.65 | 1200 | White | Active |
| BF-3292-000 | Damping screen | 1.37 | 1.57 | 1000 | Brown | Active |
|
| BF-3320-000 | Damping screen | 1.12 | 1.41 | 1000 | Brown | Active |
| BF-7083-000 | Damping screen | 1.37 | 1.57 | 680 | White | Active |
 | BF-9778-000 | Damping screen | 1.37 | 1.57 | 2200 | Red | Active |
| BF-3039-A10 | Damping screen | 1.37 | 1.57 | 1500 | Green | Active |
| BF-1778-000 | Damper extraction tool | 7.92 | 2.6 | N/A | N/A | Active |
| BF-1859-000 | Damping plug | 2.08 | 2.44 | 680 | White | Active |
| BF-1860-000 | Damping plug | 2.08 | 2.44 | 1000 | Brown | Active |
 | BF-1861-000 | Damping plug | 2.08 | 2.44 | 1500 | Green | Active |
| BF-1921-000 | Damping plug | 2.08 | 2.44 | 2200 | Red | Active |
| BF-1922-000 | Damping plug | 2.08 | 2.44 | 3300 | Orange | Active |
| BF-1923-000 | Damping plug | 2.08 | 2.44 | 4700 | Yellow | Active |
| BF-1988-000 | Damping screen | 1.12 | 1.41 | 680 | White | Active |
|
| BF-1991-000 | Damping screen | 1.12 | 1.41 | 1500 | Green | Active |
| BF-1995-000 | Damping screen | 1.12 | 1.41 | 2200 | Red | Active |
| BF-1997-000 | Damping screen | 1.78 | 1.65 | 680 | White | Active |
 | BF-1999-000 | Damping plug | 2.08 | 2.44 | 330 | Grey | Active |
 | BF-3034-000 | Damping screen | 1.78 | 1.65 | 330 | Grey | Active |
|
| BF-3035-000 | Damping screen | 1.78 | 1.65 | 1000 | Brown | Active |
 | BF-3036-000 | Damping screen | 1.78 | 1.65 | 3300 | Orange | Active |
 | BF-3037-000 | Damping screen | 1.78 | 1.65 | 2200 | Red | Active |
| BF-3038-000 | Damping screen | 1.78 | 1.65 | 1500 | Green | Active |
 | BF-3039-000 | Damping screen | 1.37 | 1.57 | 1500 | Green | Active |
 | BF-3163-000 | Damping screen | 1.12 | 1.41 | 4700 | Yellow | Active |
Dampers are acoustic cloth screens for insertion inside acoustic tubing. These damping elements are used between the receiver outlet and the ear canal to smoothen the frequency response. Various acoustical resistances and sizes are available.
| Image | Name | Description | Diameter / length [mm] | Thickness [mm] | Resistance [Ohm] | Color | Product status |
|---|---|---|---|---|---|---|---|
| BF-32212-000 | Damping screen | 1.78 | 1.65 | 1200 | White | Active |
|
| BF-3292-000 | Damping screen | 1.37 | 1.57 | 1000 | Brown | Active |
|
| BF-3320-000 | Damping screen | 1.12 | 1.41 | 1000 | Brown | Active |
| BF-7083-000 | Damping screen | 1.37 | 1.57 | 680 | White | Active |
| BF-9778-000 | Damping screen | 1.37 | 1.57 | 2200 | Red | Active |
|
| BF-3039-A10 | Damping screen | 1.37 | 1.57 | 1500 | Green | Active |
|
| BF-1778-000 | Damper extraction tool | 7.92 | 2.6 | N/A | N/A | Active |
|
| BF-1859-000 | Damping plug | 2.08 | 2.44 | 680 | White | Active |
|
| BF-1860-000 | Damping plug | 2.08 | 2.44 | 1000 | Brown | Active |
| BF-1861-000 | Damping plug | 2.08 | 2.44 | 1500 | Green | Active |
|
| BF-1921-000 | Damping plug | 2.08 | 2.44 | 2200 | Red | Active |
|
| BF-1922-000 | Damping plug | 2.08 | 2.44 | 3300 | Orange | Active |
|
| BF-1923-000 | Damping plug | 2.08 | 2.44 | 4700 | Yellow | Active |
| BF-1988-000 | Damping screen | 1.12 | 1.41 | 680 | White | Active |
|
| BF-1991-000 | Damping screen | 1.12 | 1.41 | 1500 | Green | Active |
| BF-1995-000 | Damping screen | 1.12 | 1.41 | 2200 | Red | Active |
| BF-1997-000 | Damping screen | 1.78 | 1.65 | 680 | White | Active |
| BF-1999-000 | Damping plug | 2.08 | 2.44 | 330 | Grey | Active |
| BF-3034-000 | Damping screen | 1.78 | 1.65 | 330 | Grey | Active |
|
| BF-3035-000 | Damping screen | 1.78 | 1.65 | 1000 | Brown | Active |
| BF-3036-000 | Damping screen | 1.78 | 1.65 | 3300 | Orange | Active |
| BF-3037-000 | Damping screen | 1.78 | 1.65 | 2200 | Red | Active |
|
| BF-3038-000 | Damping screen | 1.78 | 1.65 | 1500 | Green | Active |
| BF-3039-000 | Damping screen | 1.37 | 1.57 | 1500 | Green | Active |
| BF-3163-000 | Damping screen | 1.12 | 1.41 | 4700 | Yellow | Active |
While both convert acoustic pressure into electrical signals, their operating principles lead to significant differences in sensitivity, band…
While both convert acoustic pressure into electrical signals, their operating principles lead to significant differences in sensitivity, band…
Dampers are acoustic cloth screens for insertion inside acoustic tubing. These damping elements are used between the receiver outlet and the ear canal to smoothen the frequency response. Various acoustical resistances and sizes are available.
| Image | Name | Description | Diameter / length [mm] | Thickness [mm] | Resistance [Ohm] | Color | Product status |
|---|---|---|---|---|---|---|---|
| BF-32212-000 | Damping screen | 1.78 | 1.65 | 1200 | White | Active |
|
| BF-3292-000 | Damping screen | 1.37 | 1.57 | 1000 | Brown | Active |
|
| BF-3320-000 | Damping screen | 1.12 | 1.41 | 1000 | Brown | Active |
| BF-7083-000 | Damping screen | 1.37 | 1.57 | 680 | White | Active |
| BF-9778-000 | Damping screen | 1.37 | 1.57 | 2200 | Red | Active |
|
| BF-3039-A10 | Damping screen | 1.37 | 1.57 | 1500 | Green | Active |
|
| BF-1778-000 | Damper extraction tool | 7.92 | 2.6 | N/A | N/A | Active |
|
| BF-1859-000 | Damping plug | 2.08 | 2.44 | 680 | White | Active |
|
| BF-1860-000 | Damping plug | 2.08 | 2.44 | 1000 | Brown | Active |
| BF-1861-000 | Damping plug | 2.08 | 2.44 | 1500 | Green | Active |
|
| BF-1921-000 | Damping plug | 2.08 | 2.44 | 2200 | Red | Active |
|
| BF-1922-000 | Damping plug | 2.08 | 2.44 | 3300 | Orange | Active |
|
| BF-1923-000 | Damping plug | 2.08 | 2.44 | 4700 | Yellow | Active |
| BF-1988-000 | Damping screen | 1.12 | 1.41 | 680 | White | Active |
|
| BF-1991-000 | Damping screen | 1.12 | 1.41 | 1500 | Green | Active |
| BF-1995-000 | Damping screen | 1.12 | 1.41 | 2200 | Red | Active |
| BF-1997-000 | Damping screen | 1.78 | 1.65 | 680 | White | Active |
| BF-1999-000 | Damping plug | 2.08 | 2.44 | 330 | Grey | Active |
| BF-3034-000 | Damping screen | 1.78 | 1.65 | 330 | Grey | Active |
|
| BF-3035-000 | Damping screen | 1.78 | 1.65 | 1000 | Brown | Active |
| BF-3036-000 | Damping screen | 1.78 | 1.65 | 3300 | Orange | Active |
| BF-3037-000 | Damping screen | 1.78 | 1.65 | 2200 | Red | Active |
|
| BF-3038-000 | Damping screen | 1.78 | 1.65 | 1500 | Green | Active |
| BF-3039-000 | Damping screen | 1.37 | 1.57 | 1500 | Green | Active |
| BF-3163-000 | Damping screen | 1.12 | 1.41 | 4700 | Yellow | Active |