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Balanced armature receivers and speakers
(4)
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(35)
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Dimensions
3.57mm x 3.57mm x 1.70mm (.1405in x .1405in x .067in)
(3)
3.61mm x 3.61mm x 1.30mm (.142in x .142in x .051in)
(6)
5.09mm x 2.80mm x 2.59mm (.200in x .111in x .102in)
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12B
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12KN
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12N
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12S
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125
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23
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240
(5)
241
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58
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60
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6dB
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985
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-54.5
(4)
-55.5
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-56
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-58.5
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MPO 500
109
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Impedance 1 kHz
1030
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125
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128
(2)
130
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2152
(3)
260
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265
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280
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500
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515
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MPO Pk
124
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DDL
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Impedance 500
1390
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174
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185
(1)
190
(1)
32
(1)
330
(3)
340
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80
(2)
85
(2)
90
(4)
Sensitivity
100
(9)
95.5
(1)
96
(12)
97
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97.5
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99.5
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Noise max
29
(4)
31
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32.5
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-98.5
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Damping
Ferrofluid
(6)
Ferrofluid + IIII
(5)
I
(1)
II
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III
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Undamped
(5)
Ferrofluid
No
(15)
Yes
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Electrical rolloff
180
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n_a
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Vibration
Standard
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FFH-26856-I05
FFH-26553-I02
FFH-26786-I04
FFH-26308-I04
FFH-23605-I02
FFH-23469-I04
FFH-23375-I02
Radio Communications
FH/FFH Series
FFH-23373-I04
FFH-23371-I04
BTM-23546-D47
BTM-26902-B01
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