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THANK YOU FOR A GOOD TRANSACTION, NICE COPY, CLEAR
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Very Good! All the diagram are easy to read, and its complete.
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This was an excellent source of detailed assembly information on a device which is at least 12 years old. A very lucky find, coupled with great service.
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Excellent Service Manual and best price on the Internet. This Service Manual covers everything you could ever need including full circuit schematics, component layout diagrams, stripdown procedure and full parts list/breakdown. I needed this to carry out a modification to one of these headunits and this manual covered everything I needed. Fast delivery, processed within a few hours.
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Thought I would never find a copy of the Technics SX-EN2 Service Manual until I found Owner-Manuals.com. Price was very fair and I received the download promptly. While a photocopy, it is quite readable and includes all the pertinent information and diagrams. Thank you Owner-Manuals!
Beta EightX 8" Woofer � Technical Data
SPECIFICATIONS
DIAMETER: SENSITIVITY (2.83 V @ 1 M): POWER HANDLING: FREQUENCY RESPONSE: NOMINAL IMPEDANCE: VOICE-COIL DIAMETER: DIMENSIONS:
mounting depth 3.625" (92.08 mm)
IMPEDANCE CURVE
8" (203.2 MM) 90 dB 200 W
RMS
100.0 Ohms
30.0
20 ~ 600 HZ 4 OHMS 1.5" (38.6 MM)
10.0
3.0
1.0 20 Frequency 50 100 Hz 200 500 1k 2k
cutout diameter 7.28" (184.91 mm) outer diameter 8.78" (223.01 mm)
INFINITE BAFFLE FREQUENCY RESPONSE @ 2.83 V
100 dB In-Car 12 dB LP @ 70 Hz 95 90 85 80 75 70 Out-Of-Car
THIELE-SMALL PARAMETERS
VOICE COIL DC RESISTANCE: R EVC (OHMS) . . . . . . 2.90 VOICE COIL INDUCTANCE @ 1 KHZ: L EVC (MH). . . . . . . . 3.70 DRIVER RADIATING AREA: S D (IN 2) . . . . . . . . 33.33 S (CM2). . . . . . . 216.00
D
MOTOR FORCE FACTOR: COMPLIANCE VOLUME: SUSPENSION COMPLIANCE: MOVING MASS, AIR LOAD: MOVING MASS, DIAPHRAGM: FREE-AIR RESONANCE: MECHANICAL Q: ELECTRICAL Q: TOTAL Q: MAGNETIC-GAP HEIGHT: VOICE-COIL HEIGHT: MAXIMUM EXCURSION:
BL (TM) . . . . . . . . . 9.09 V (FT3). . . . . . . . . 1.43
AS
65
VAS (LITERS). . . . . . 33.72 C MS (µM/N) . . . . 509.00 MMS (GRAMS) . . . . . 49.68 MMD (GRAMS). . . . . 47.85 FS (HZ) . . . . . . . . 31.65 Q MS . . . . . . . . . . . . 6.80 Q ES . . . . . . . . . . . . 0.35 Q TS . . . . . . . . . . . . 0.33 H (IN) . . . . . . . . . 0.31
AG
60
C
20 Frequency
50
100 Hz
200
500
1k
2k
INFINITE BAFFLE EXCURSION/GROUP DELAY @ 100 W
20.0 Xd mM 17.5 15.0 T mSec 10.0 7.5 5.0
12.5 Group Delay 10.0
2.5
HAG (MM) . . . . . . . . 8.00 H (IN) . . . . . . . . . 1.06
VC
0.0
7.5
-2.5
HVC (MM) . . . . . . . 27.00 X MAX (IN) . . . . . . . . 0.37 X MAX (MM). . . . . . . . 9.50
5.0 2.5 0.0 20 Frequency 50 100 Hz 200 500 1k Transducer Excursion
C
-5.0 -7.5 -10.0 2k
8�32 . . Infinity Technical Data
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