Product Details

Description

The THE COPPERHEAD 10" Lead / Rhythm Guitar Speaker- American is an Eminence guitar speaker for musicians, builders, and repair technicians seeking a purposeful replacement or new-cabinet driver. The Eminence Copperhead guitar speaker combines the best of two tones, balancing country honk with a touch of classic blues. Extremely balanced vintage tone for smooth, driven leads and clean rhythm. Key specifications include 75 W power handling, 8 Ω nominal impedance, 80 Hz - 4.5 kHz usable frequency range, 98.8 dB sensitivity.

Its construction features a ferrite magnet, a paper cone, a 1.5", 38 mm voice coil, supporting reliable performance in compatible cabinets and amplifiers. Use it for amplifier upgrades, custom cabinet projects, tonal experimentation, or restoring a working rig with a speaker selected for its musical response. Before installation, confirm the amplifier's impedance requirement, available mounting depth, cabinet cutout, and power compatibility. For best results, choose an enclosure and amplifier pairing appropriate for the published specifications and the desired playing style.

Characteristics
Filter series
Patriot
Model
The Copperhead
Characteristics application
10" Open or Closed Back
Configuration
1, 2, or 4 x 10"
Low end response
Moderate
High end response
Moderate
Overall coloration
Extremely balanced vintage tone with a little country honk and a touch of classic blues tone.
Break up modes
Balanced
Characteristics power range

75

Instrument

Lead/Rhythm Guitar
Harmonica

Characteristics genre

Bluegrass
Blues
Country
Funk

Specifications
Nominal basket diameter
10", 254mm
Nominal impedance
8 Ω
Power rating watts
75 W
Resonance
105 Hz
Usable frequency range
80 Hz - 4.5 kHz
Sensitivity
98.8 dB
Gap height
0.312", 7.9 mm
Voice coil diameter
1.5", 38 mm
Thiele & Small Parameters
Resonant frequency fs
105 Hz
Dc resistance re
7.59
Coil inductance le
0.37
Mechanical q qms
13.27
Electromagnetic q qes
1.05
Total q qts
0.98
Compliance equivalent volume vas
27 liters, 0.95 cu.ft.
Peak diaphragm displacement volume vd
0 cc
Mechanical compliance of suspension cms
0.14 mm/N
Bl product bl
8.8
Diaphragm mass inc airload mms
16
Efficiency bandwidth product ebp
100
Surface area of cone sd
366.1 cm²
Mounting Information
Recommended enclosure volume sealed
Acceptable
Recommended enclosure volume vented
Acceptable
Driver volume displaced
0.034 cu.ft. / 0.95 liters
Overall diameter
10.11", 256.8 mm
Baffle hole diameter
9.13", 231.9 mm
Front sealing gasket
Yes
Rear sealing gasket
Yes
Mounting holes diameter
0.23", 5.8mm
Mounting holes b c d
9.6", 243.8mm
Depth
4.2", 106.7 mm
Net weight
4.5 lbs, 2.04 kg
Shipping weight
6.4 lbs, 2.90 kgs
Materials of Construction
Coil construction
Edgewound copper
Voice coil former
Polyimide
Magnet material
Ferrite
Basket material
Pressed steel
Cone composition
Paper
Surround
Paper
Dust cap composition
Zurette