GF0778B Datasheet, PDF (1/3 Pages) CUI INC – SPEAKER

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MODEL: GF0778B │ DESCRIPTION: SPEAKER
FEATURES
• square frame
• S.P. Level (db) 95
• paper cone
date 10/02/2013
page 1 of 3
RoHS
SPECIFICATIONS
parameter
nominal size
impedance
resonant frequency
sound pressure level
response
input power
operation
buzz, rattle, etc.
magnet
load test
heat test
humidity test
RoHS
conditions/description
at 0.8 kHz, 1 V
at 1 V
1 W, 50 cm ave., at 0.5, 0.6, 0.8, 1 kHz
10 dB max.
must be normal at program source
must be normal at sine wave
size: 45 x 22 x 8 mm
48 hours of white noise at
20 ~ 50% RH for 48 hours
90 ~ 95% RH for 48 hours
yes
FREQUENCY RESPONSE CURVE
parameter
conditions/description
potentiometer range
50 dB
rectifier
RMS
lower limit frequency
20 Hz
wr. speed
100 mm/sec
zero level
70 dB
min
6.8
200
92
Fo
68
38
typ
77
8
250
95
3
3
4.89
3
70
40
max
9.2
300
98
15,000
5
72
42
units
mm
Ω
Hz
dB
Hz
W
W
Vdc
W
°C
°C
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