GF0778B

Additional Resources: Product Page | 3D Model date 08/05/2022 page 1 of 3 MODEL: GF0778B | DESCRIPTION: SPEAKER FEATURES • 77 mm • square frame • 3.0 W •8Ω • ferrite magnet • paper cone SPECIFICATIONS parameter conditions/description min impedance at 0.8 kHz, 1.0 V 6.8 resonant frequency (Fo) at 1.0 V 200 input power frequency response typ max units 3.0 5.0 W 8 9.2 Ω 250 300 Hz Fo sound pressure level at 1.0 W, 50 cm, avg at 0.5, 0.6, 0.8, 1.0 kHz buzz, rattle, etc. must be normal at sine wave dimensions 77 x 77 x 30.5 magnet ferrite cone material paper terminal solder eyelets 92 95 15,000 Hz 98 dB 4.89 weight 133.0 operating temperature -25 hand soldering for maximum 3 seconds RoHS yes V mm 360 cuidevices.com 380 g 70 °C 400 °C Additional Resources: Product Page CUI DEVICES | MODEL: GF0778B | DESCRIPTION: SPEAKER 77.0 3.031 68.5 2.697 45.0 1.772 30.5 1.201 1 17.0 0.669 0.5 3.0 0.118 5.0 0.197 0.1 (4 PLCS) 4.45 0.175 (-) 61.0 2.402 0.5 (+) 2.80 0.110 61.0 2.402 0.5 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 3D Model date 08/05/2022 | page 2 of 3 MECHANICAL DRAWING units: mm tolerance: ±0.8 mm | cuidevices.com Additional Resources: Product Page | 3D Model CUI DEVICES | MODEL: GF0778B | DESCRIPTION: SPEAKER date 08/05/2022 | page 3 of 3 REVISION HISTORY rev. description date 1.0 initial release 09/18/2006 1.01 applied new template 02/14/2012 1.02 updated height, updated solder tabs and mounting holes 10/02/2013 1.03 updated drawing, brand update 03/16/2020 1.04 logo, datasheet style update 08/05/2022 The revision history provided is for informational purposes only and is believed to be accurate. CUI Devices offers a one (1) year limited warranty. Complete warranty information is listed on our website. CUI Devices reserves the right to make changes to the product at any time without notice. Information provided by CUI Devices is believed to be accurate and reliable. However, no responsibility is assumed by CUI Devices for its use, nor for any infringements of patents or other rights of third parties which may result from its use. CUI Devices 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. cuidevices.com