GF0778B

date 10/02/2013

page 1 of 3

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MODEL: GF0778B │ DESCRIPTION: SPEAKER

SPECIFICATIONS

parameter conditions/description min typ max units

nominal size 77 mm

impedance at 0.8 kHz, 1 V 6.8 8 9.2

Ω

magnet size: 45 x 22 x 8 mm

load test 48 hours of white noise at 3 W

heat test 20 ~ 50% RH for 48 hours 68 70 72 °C

humidity test 90 ~ 95% RH for 48 hours 38 40 42 °C

RoHS yes

FREQUENCY RESPONSE CURVE

parameter conditions/description

potentiometer range 50 dB

rectifi er RMS

lower limit frequency 20 Hz

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tolerance: ±0.5 mm

CUI offers a one (1) year limited warranty. Complete warranty information is listed on our website.

CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is

assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use.

CUI products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical component is any component of a

life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.