Jensen C8R 25W 8'' Replacement Speaker 4 OHM
The 25 Watt C8R was predominantly used in small practice amps throughout the 1960s. This 8" speaker has a nice mid range with smooth break up. Crystal clear tone with brightly shining highs. It responds to overdrive distortion with a bright fuzz lead voice.
- Overall Diameter: 8 in
- Voice Coil Diameter: 1.0 in
- Magnet Weight: 10 oz
- Overall Weight: 2.20 lbs
- Flux Density: 1.0 T
Thiele-Small Parameters
- Voice Coil DC Resistance: 3.00 Ω
- Resonance Frequency: 131.0 Hz
- Mechanical Q Factor: 9.65
- Electrical Q Factor: 1.66
- Total Q Factor: 1.42
- Mechanical Moving Mass: 9.2 g
- Mechanical Compliance: 161 µm/N
- Force Factor: 3.76 Wb/m
- Acoustic Volume: 10.3 lt.
- Linear Displacement: 1 mm
- Reference Efficiency: 1.34 %
- Diaphragm Area: 213.8 cm2
- Electrical Resistance: 19 Ω
- Voice Coil @ 1kHz: 0.22 mH
Constructive Characteristics
- Magnet: Ferrite
- Voice Coil Winding: Copper
- Voice Coil Former: Kapton
- Cone: Paper
- Surround: Integrated Paper
- Dust Dome: Solid Paper
- Basket: Pressed Sheet Steel
Electrical Characteristics
- Nominal Impedance: 4 Ω
- Rated Power: 25 W
- Musical Power: 50 W
- Sensitivity@1W,1m: 94.4 dB