Product Details

Characteristics
Filter series
Redcoat
Model
The Governor
Characteristics application
12" Open or Closed Back
Configuration
1, 2, or 4 x 12"
Low end response
Moderate
High end response
Moderate
Overall coloration
Classic British tone. Thick and raunchy with lots of mids
Break up modes
Bright
Characteristics power range

75

Instrument

Lead/Rhythm Guitar

Characteristics genre

Rock

Specifications
Nominal basket diameter
12", 305mm
Nominal impedance
16 Ω
Power rating watts
75 W
Resonance
103 Hz
Usable frequency range
80 Hz - 5 kHz
Sensitivity
102.2 dB
Gap height
0.312", 7.9 mm
Voice coil diameter
1.75", 44 mm
Thiele & Small Parameters
Resonant frequency fs
103 Hz
Dc resistance re
14
Coil inductance le
0.7
Mechanical q qms
12.51
Electromagnetic q qes
0.66
Total q qts
0.63
Compliance equivalent volume vas
32.8 liters, 1.16 cu.ft.
Peak diaphragm displacement volume vd
64.4 cc
Mechanical compliance of suspension cms
0.09 mm/N
Bl product bl
19.5
Diaphragm mass inc airload mms
28
Efficiency bandwidth product ebp
157
Maximum linear excursion xmax
1.24 mm
Surface area of cone sd
519.5 cm²
Mounting Information
Recommended enclosure volume sealed
Acceptable
Recommended enclosure volume vented
Acceptable
Driver volume displaced
0.079 cu.ft. / 2.25 liters
Overall diameter
12.03", 305.6 mm
Baffle hole diameter
11.07", 281.2 mm
Front sealing gasket
Yes
Rear sealing gasket
Yes
Mounting holes diameter
0.25", 6.4mm
Mounting holes b c d
11.59", 294.4mm
Depth
5.2", 132.1 mm
Net weight
10.8 lbs, 4.9 kg
Shipping weight
12.6 lbs, 5.72 kgs
Materials of Construction
Coil construction
Edgewound copper
Voice coil former
Nomex
Magnet material
Ferrite
Basket material
Pressed steel
Cone composition
Paper
Surround
Paper
Dust cap composition
Zurette
cover
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