Coil Construction
Coil Former
Magnet Composition
Core Details
Basket Materials
Cone Composition
Cone Edge Composition
Dust Cap Composition
Nominal Basket Diameter
Nominal Impedance*
Power Rating**
Resonance
Usable Frequency Range
Sensitivity***
Magnet Weight
Gap Height
Voice Coil Diameter
Resonant Frequency (fs)
DC Resistance (Re)
Coil Inductance (Le)
Mechanical Q (Qms)
Electromagnetic Q (Qes)
Total Q (Qts)
Compliance Equivalent Volume (Vas)
Peak Diaphragm Displacement Volume (Vd)
Mechanical Compliance of Suspension (Cms)
BL Product (BL)
Diaphragm Mass Inc. Airload (Mms)
Efficiency Bandwidth Product (EBP)
Maximum Linear Excursion (Xmax)
Surface Area of Cone (Sd)
Maximum Mechanical Limit (Xlim)
Recommended Enclosure Volume
Sealed
Vented
Overall Diameter
Baffle Hole Diameter
Front Sealing Gasket
Rear Sealing Gasket
Mounting Holes Diameter
Mounting Holes B.C.D.
Depth
Net Weight
SPECIFICATION
THIELE & SMALL PARAMETERS
MOUNTING INFORMATION
MATERIALS OF CONSTRUCTION
Please see footnotes on back cover for information regarding Nominal Impedance, Power Rating and Sensitivity.
PRO AUDIO/GUITAR & BASS
5
STANDARD SERIES
GUITAR
EPA-S3015
EPA-S3015
28-54 ltr/1.0-1.9 cu. ft.
54-193 ltr/1.9-6.8 cu. ft.
15.16", 385.06mm
13.84", 351.54mm
Fitted As Standard
Fitted As Standard
.25", 6.35mm
14.56", 369.82mm
5.83", 148.08mm
17.40 lbs, 7.89 kg
Copper Voice Coil
Polyimide Former
Ferrite Magnet
Vented
Steel
Treated Paper
Sealed Cloth Edge
Treated Paper
15", 381mm
8 ohms
425W
43Hz
44Hz-2.5kHz
98
80 oz
.39", 10.01mm
3.0", 76.2mm
15"
43Hz
5.8
1.14mH
7.90
.44
.42
180.60 ltr/6.38 cu. ft.
402.70cc
.17mm/N
16.9 T-M
80.6 grams
98
4.6mm
881.2cm
2
9.0mm
EGTR-S108
EGTR-S108
N/A
N/A
8.24", 209.30mm
7.10", 180.34mm
Fitted As Standard
Fitted As Standard
.22", 5.59mm
7.79", 197.87mm
2.90", 73.66mm
2.50 lbs, 1.13 kg
Copper Voice Coil
Polyimide Former
Ferrite Magnet
Extended Core
Steel
Full Molded
Paper
Zurette
8", 203mm
8 ohms
30W
101Hz
100Hz-6.5kHz
94.5
9 oz
.24", 5.99mm
1.0", 25.4mm
8"
101Hz
6.1
.42mH
9.87
1.49
1.30
17.49 ltr/.62 cu. ft.
14.00cc
.26mm/N
4.9 T-M
9.4 grams
68
.6mm
218.2cm
2
N/A
EGTR-S1010
EGTR-S1010
N/A
N/A
10.11", 256.79mm
9.13", 231.90mm
Fitted As Standard
Fitted As Standard
.23", 5.84mm
9.69", 246.13mm
3.85", 97.79mm
3.10 lbs, 1.41 kg
Copper Voice Coil
Polyimide Former
Ferrite Magnet
Standard
Steel
Full Molded
Paper
Zurette
10", 254mm
8 ohms
30W
147Hz
100Hz-5.5kHz
99.1
15 oz
.24", 5.99mm
1.0", 25.4mm
10"
147Hz
6.1
.39mH
12.52
2.18
1.86
13.31 ltr/.47 cu. ft.
23.60cc
.07mm/N
6.6 T-M
16.9 grams
67
.6mm
371.5cm
2
N/A
EGTR-S1510
EGTR-S1510
N/A
N/A
10.11", 256.79mm
9.13", 231.90mm
Fitted As Standard
Fitted As Standard
.23", 5.84mm
9.69", 246.13mm
4.13", 104.90mm
6.70 lbs, 3.04 kg
Copper Voice Coil
Polyimide Former
Ferrite Magnet
Extended Core
Steel
Full Molded
Paper
Zurette
10", 254mm
8 ohms
50W
109Hz
80Hz-4.0kHz
99.7
34 oz
.32", 8.00mm
1.5", 38.1mm
10"
109Hz
6.7
.65mH
8.26
.71
.65
21.16 ltr/.75 cu. ft.
28.30cc
.11mm/N
11.2 T-M
19.4 grams
154
.8mm
371.5cm
2
N/A
EGTR-S1012
EGTR-S1012
N/A
N/A
12.25", 311.15mm
11.01", 279.65mm
Fitted As Standard
Fitted As Standard
.25", 6.35mm
11.72", 297.69mm
4.41", 112.01mm
3.80 lbs, 1.72 kg
Copper voice coil
Polyimide former
Ferrite magnet
Standard
Steel
Curved Paper/Integral Surround
Paper
Linen Dust Cap
12", 305mm
8 ohms
35W
104Hz
80Hz-5.0kHz
100.2
15 oz
.24", 5.99mm
1.0", 25.4mm
12"
104Hz
5.9
.28mH
13.89
2.50
2.12
35.76 ltr/1.26 cu. ft.
44.70cc
.08mm/N
6.5 T-M
27.7 grams
42
.8mm
552.0cm
2
3.2mm
