date 08/05/2022

page 1 of 3

MODEL: GF0778B | DESCRIPTION: SPEAKER

cuidevices.com

FEATURES

• 77 mm

• square frame

• 3.0 W

• 8 Ω

• ferrite magnet

• paper cone

SPECIFICATIONS

parameter

conditions/description

min

typ

max

units

input power

3.0

5.0

W

impedance

at 0.8 kHz, 1.0 V

6.8

8

9.2

Ω

resonant frequency (Fo)

at 1.0 V

200

250

300

Hz

frequency response

Fo

15,000

Hz

sound pressure level

at 1.0 W, 50 cm, avg at 0.5, 0.6, 0.8, 1.0 kHz

92

95

98

dB

buzz, rattle, etc.

must be normal at sine wave

4.89

V

dimensions

77 x 77 x 30.5

mm

magnet

ferrite

cone material

paper

terminal

solder eyelets

weight

133.0

g

operating temperature

-25

70

°C

hand soldering

for maximum 3 seconds

360

380

400

°C

RoHS

yes

Additional Resources: Product Page | 3D Model