Altec Lansing 938-8AE - Manual (Page 2)

SPECIFICATIONS
System Type:
Pressure Sensitivity:
Frequency Response:
Power Handling:
Maximum Long Term
Output:
Impedance:
Distribution Pattern:
Components:
Crossover Network:
Two way, vented, full range loudspeaker
system
100 dB SPL (1W, 1M, 80 Hz-15 kHz,
re: 20pPa, see Note 2)
80 Hz-15 kHz (see Figure 1, Note 3)
150 watts, 80 Hz-15 kHz, AES method
(see Note 4)
300 watts, 80 Hz -15 kHz continuous
program material (see Note 12)
600 watts peak power, 80 Hz-15 kHz (see
Note 13)
122 dB SPL (1M, re: 20pPa, see Note 5)
128 dB SPL peak
7.20 minimum, maximum inductive phase
angle = 68° at 8 Hz, maximum capacitive
phase angle = 59° at 20 Hz (see Figures
3 and 4, Note 11)
60° horizontally by 40° vertically (see
Figure 8)
16" coaxial loudspeaker, part number
50-03-026768
938-8AO part number 56-06-027683,
938-8AE part number 56-06-027506
Crossover frequency 2 kHz with choice of
Enclosure:
Input Connector:
Replacement H,F,
Diaphragm:
L,F, Recone Kit:
Replacement Grille:
Dimensions:
Net Weight:
Shipping Weight:
Finish:
high frequency attentuation.
Vented type for optimum response, built
of
Vi inch (1.9 cm) birch plywood lined
with glass wool, includes tee nut mounting
points on each side and a removable grille.
938-8AD; red and black five way binding
posts and two
W phone jacks wired in
parallel.
938-8AE; red and black five way binding
posts and XLR connectors wired in parallel
(Pin 2 is positive and Pin 3 is negative).
Model 26420
R604-8L
Model RC 938
20.5" (52.1 cm) high
22" (55.8 cm) wide
21.5" (54.6 cm) deep
58 lbs. (26.4 kg)
60 lbs. (27.3 kg)
Black, texture finish, polyurethane paint,
black grille cloth
so
100
zoo
500 IK ZK
FREQUENCY (Hj)
SK I OK ZOK
Figure 1. Frequency Response (See Notes 1 and 3)
FREQUENCY (Hz)
Figure 2. Phase Response (See Note 6)
50 100 ZOO SOO IK ZK 5K 10K ZOK
FREQUENCY (H i )
Figure 3. Magnitude of Impedance
20 SO 100 200 500 IK 2K
FREQUENCY (Hz)
SK 10K 20K
Figure 5. Harmonic Distortion at .01 Rated Power
(1.5 watts, See Note 7)
SO 100 200 500 IK 2K
FREQUENCY (Hz)
10K 20K
Figure 6. Harmonic Distortion at 0.1 Rated Power
(15 watts. See Note 7)