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GT8C40

⌀ 8 inch      Ferrite
Nom. Impedance: 8Ω(LF) 8Ω(HF)
Voice Coil ⌀: 38mm(LF)  34mm(HF)
Continuous Program: 300W(LF)  60W(HF)
Sensitivity: 93dB(LF)  96dB(HF)
Availability:
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Nominal Diameter

8'' / 210 mm

Power Handling Nominal.(AES)

150W(LF) 30W(HF)

Continuous Program

300W(LF) 60W(HF)

Basket type

Ferrite

Voice Coil Diameter

38mm(LF)  34mm(HF)

Magnet Material

Ferrite

Sensitivity 1W/1m

93dB(LF)  96dB(HF)

Frequency Range

89 Hz-20K Hz

Winding Material

Copper(LF)

Former Material(LF&HF）

Kapton

Cone Material

Paper

Connector Type

Faston


F0

89 Hz 

Re

5.6Ω(LF)   6Ω(HF)

Qes

0.42

Qms

2.45

Qts

0.40

Vas

13.55 dm³

Sd

0.02 m²

X max

± 5mm

Mms

14.9 g

Bl

7.43 T.m

Le(1kHz）

0.59 mH

Cms

0.21 mm/N


Overall Diameter

210 mm

Front Mount Baffle Cutout Diameter

185 mm

Bolt Circle Diameter

198 mm

Total Depth

120 mm

Flange  Thickness

7 mm

Net Weight

2.5 kg

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Ningbo BTL Audio

We are a producer maintaining production bases in Ningbo and Guangzhou, designs and manufactures high-quality PA loudspeakers.
We integrate forward-thinking design, stringent materials, precision testing, and automated production with skilled assembly to guarantee exceptional quality and reliability.
Trusted by top audio brands, we deliver field-proven driver solutions. This enables our clients to save time on sourcing and testing, capture market trends faster, and minimize post-sale issues.
Ultimately, we help partners, ensure superior quality, boost brand image, stand out, and build enduring brand reputations beyond short-term gains.

Contact Us

    +86-13456142388 / +86-15957486002
    13456142388 / 15957486002
   jackie.shen@btlaudio.com  / cicy.shi@btlaudio.com
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