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Very good manual for Technics SL 303. Manuale molto utile.
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Technical Manual
REFERENCE 20
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
Nominal Impedance: Power Rating: Efficiency: Crossover Frequencie: Frequency Response: 6 ohms 15-100 watts 90 dB @ 2.8 volt/1 meter 3,000Hz 50Hz-25kHz +/-2.5dB
Reference Series 2-Way Speaker System
PHYSICAL SPECIFICATIONS:
1x - 1" (2.5cm) Polycell Tweeter 1x - 9" (20.3cm) IMG Woofer XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX Dimensions: 18-1/4"H x 10-1/2"W" x 9.85"D XXXXXXXXXXX XXXXXXXXX46.35cm(H) x 26.67cm(W) x 25.08cm(D) Cabinet Not Sold Grille #A026-4569 Crossover #A015-5075 Logo #716-4326
PRODUCTION HISTORY
Introduced in 1991 Discontinued 1993 Original Retail Price: $350.00/pair
TECHNICAL INFORMATION
POLYCELL
TWEETER #902-4606 DIAPHRAGM #751-5099 9" WOOFER #902-4592 NLA
USE 902-7298
C1 3.3µF POLY R1 8.0� 5W
INPUTS
L1 0.70mH
TWEETER
15" BLU/BLK .110" FEMALE CLIP
L2 0.80mH
11" RED .250" FEMALE CLIP
C2 15.0µF R1 3.0� 10W
WOOFER
11" RED/BLK .205" FEMALE CLIP
REV B 5/2003 REV A 6-98
INFINITY SYSTEMS INC., 250 Crossways Park Drive, Woodbury, New York 11797
REFERENCE 20 Reference Series 2-Way Speaker System
15" BLUE .205" FEMALE CLIP
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