Test System:
Receiver:
Technics SF-DX6 home theater receiver (low end tests)
Harman Kardon AVR-525 (high end tests)
Onyko LS-V500c
DVD Player:
Toshiba SD2109
Decoder:
Technics SHA500D
Infinity Alpha Specifications
Alpha 40 Main Speakers
|
Frequency Response (±3dB): |
45Hz — 22kHz |
|
Recommended Power Amplifier Range: |
10 — 150 watts |
|
Sensitivity (2.83V @ 1m): |
91dB |
|
Nominal Impedance: |
8 ohms |
|
Crossover Frequency: |
500Hz, 3,000Hz; 24dB/octave |
|
Low-Frequency Driver: |
Dual 6-1/2" (165mm) CMMD™ |
|
Midrange Driver: |
5-1/4" (130mm) CMMD™ |
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High-Frequency Driver: |
1" (25mm) CMMD™ |
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Dimensions (H x W x D): |
35-7/16" x 8-11/16" x 12-5/8" (90.0cm x 22.0cm x 32.0cm) |
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Weight: |
44 lb (23.5kg) |
Alpha 25es Surround Speakers
|
Frequency Response (±3dB): |
60Hz — 22kHz |
|
Recommended Power Amplifier Range: |
10 — 125 watts |
|
Sensitivity: |
87dB |
|
Nominal Impedance: |
8 ohms |
|
Crossover Frequency: |
2,500Hz; 24dB/octave |
|
Low-Frequency Driver: |
Two 5-1/4" (130mm) CMMD™ |
|
High-Frequency Driver: |
Two 1" (25mm) CMMD™ |
|
Dimensions (H x W x D): |
13-3/4" x 14" x 7-1/2" (35.0cm x 36.0cm x 19.0cm) |
|
Weight: |
18 lb (8.2kg) |
Alpha 37 c Center Speaker
|
Frequency Response (±3dB): |
45Hz — 22kHz |
|
Recommended Power Amplifier Range: |
10 — 150 watts |
|
Sensitivity (2.83V @ 1m): |
91dB |
|
Impedance: |
8 ohms |
|
Crossover Frequency(ies): |
500Hz, 3,000Hz; 24dB/octave |
|
Low-Frequency Driver: |
Dual 6 1/2" (165mm) CMMD™ |
|
Midrange Driver: |
4" (100mm) CMMD™ |
|
High-Frequency Driver: |
1" (25mm) CMMD™ |
|
Dimensions (H x W x D): |
9" x 23" x 12-1/2" (22.9cm x 58.4cm x 31.8cm) |
|
Weight: |
32 lb (14.6kg) |
Alpha 1200s Sub Woofer
|
Frequency Response (±3dB): |
28Hz — 150Hz |
|
Internal Subwoofer Amplifier Power: |
500 watts with Bass Optimization System |
|
Crossover Frequency(ies): |
50Hz — 150Hz, continuously variable; 24dB/octave |
|
Low-Frequency Driver: |
12" (305mm) CMMD™ |
|
Dimensions (H x W x D): |
17-1/2" x 17-1/4" x 18-1/4" (44.5cm x 43.8cm x 46.4cm) |
|
Weight: |
45 lb (20.5kg) |
by Lawrence on September 14, 2004:
“Big powerful sound stage. No coloration! I mean none! A bit shiny until broken in but after a few hours they really come to life. You've gotta hear it to believe it.” More...