User Guide

File: Alpha6ASmallVentedMidHighBox.bb6
Alpha6A Small Vented Cabinet
By Jerry McNutt, Eminence Speaker LLC
100 Watt Thermal Limit; Must use a steep high pass filter set to 150 Hz or
higher for optimal performance.
Box Properties
--Description--
Name:
Type: Vented Box
Shape: Prism, square (optimum)
--Box Parameters--
Vb = 0.104 cu.ft
V(total) = 0.122 cu.ft
Fb = 154.6 Hz
QL = 7
F3 = 151.8 Hz
Fill = minimal
--Vents--
No. of Vents = 1
Vent shape = round
Vent ends = one flush
Dv = 2 in
Lv = 1.559 in
Driver Properties
--Description--
Name: Alpha-6
Type: Standard one-way driver
Company: Eminence Speaker LLC
Comment: Revised OCT 2005
Piston: Paper cone.
Suspension: Cloth surround.
Dust Cap: Solid paper dust cap.
Frame: Pressed steel basket.
Voice Coil: 1.5 inch (38.1 mm) copper.
Magnet: 20 oz ferrite magnet.
--Configuration--
No. of Drivers = 1
--Driver Parameters--
Fs = 118 Hz
Qms = 5.68
Vas = 5.8 liters
Xmax = 3.5 mm
Sd = 126.7 sq.cm
Qes = 0.6
Re = 7.2 ohms
Le = 0.19 mH
Z = 8 ohms
Pe = 100 watts
Normalized Amplitude Response (dB-SPL/Hz)
Eminence Designer
dB
6
0
-6
-12
-18
-24
-30
-36
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Custom Amplitude Response (dB-SPL/Hz at 1 m) with 100 watts
Eminence Designer
dB
121
115
109
103
97
91
85
79
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K
Maximum Acoustic Power (dB-SPL/Hz at 1 m)
Eminence Designer
dB
120
114
108
102
96
90
84
78
5 Hz 10 50 100 500 1 K 5 K 10 K 20 K