4-212/C8/25 HEX

Discover the 4" (10cm) midrange driver 4-212/C8/25 HEX from ETON, featuring its innovative open phase plug design and 3-layer Hexacone sandwich membrane. With a power handling of 50 watts and a frequency range of 100 - 5400 Hz, this speaker offers versatile applications and spatially open reproduction with neutral sound characteristics. The mechanical properties include a basket edge thickness of 6 mm and a weight of 1.2 kg. The midrange driver features an overhung drive system and a ferrite magnet, while the 25 mm voice coil is made of copper and Kapton, ensuring reliable performance.

Discover the 4" (10cm) midrange driver 4-212/C8/25 HEX from ETON, characterized by an open phase plug design and a 3-layer Hexacone sandwich membrane. This speaker offers spatially open reproduction with neutral sound characteristics. The mechanical properties include a basket edge thickness of 6 mm and a weight of 1.2 kg. With a power handling of 50 watts and an effective frequency range of 100 - 5400 Hz, this midrange driver is designed for versatile applications. It also features an overhung drive system and a ferrite magnet. The voice coil with a diameter of 25 mm is made of copper and Kapton, ensuring reliable performance.

Mechanical Data

• Terminal 2.8/4.8 mm
  
• Screw hole diameter 4.5/8 mm
  
• Basket edge thickness 6 mm
  
• Total depth 66 mm
  
• Installation diameter 96 mm
  
• Weight 1.2 kg
  
• Total diameter 122 mm
  

Voice Coil

• Number of layers 2
  
• Carrier material Kapton
  
• Wire material Cu
  
• Diameter 25 mm
  

Technical Data

• DC resistance Re 5.9 Ω
  
• Mechanical resistance RMS 0.58 kg/s
  
• Effective radiating area SD 55 cm2
  
• Electrical quality factor Qes 0.43
  
• Force factor BLxl 5.8 Tm
  
• Power handling Watt 50 W
  
• Compliance of suspension CMS 0.84 mm/N
  
• Total quality factor Qts 0.39
  
• Total moving mass (including air mass) MMD 6.2 g
  
• Voice coil inductance Le 0.4 mH
  
• Resonance frequency TSP fr 69 Hz
  
• Resonance frequency 1W fr 57 Hz
  
• Average sound pressure level 1W/1m SPL 88 dB
  
• Equivalent volume VAS 3.6 dm3
  
• Nominal impedance Zn 8 Ω
  
• Xmax mechanical +/- 5.5 mm
  
• Mechanical quality factor Qms 5.09
  
• Xmax electrical +/- 2 mm
  

Magnet

• Drive system Overhung
  
• Ferrofluid no
  
• Dimensions 90 x 36 mm
  
• Air gap height 6 mm
  
• Height 10 mm
  
• Material Ferrite
  
• Magnetic flux density 1.15 T
  

Frequency Range

• Recommended frequency range 100 - 5400 Hz