JBL Incorporated, 8500 Balboa Boulevard, P.O. Box 2200, Northridge, California 91329 U.S.A.
JBL Control 227C/CT REV B
07-09
Technical Manual
JBL Control 227C/CT
SPECIFICATIONS
ACOUSTIC & ELECTRICAL SPECIFICATIONS:
• Frequency Range: 43 Hz – 19 kHz (–10 dB)
• Frequency Response: 75 Hz – 17 kHz
• Coverage Pattern: 120º conical, broadband
• Directivity Factor (Q): 7.0 (1k - 16 kHz)
• Directivity Index (DL): 8.5 dB (1k - 16kHz)
• Long-Term System Power 150 W (1600 W peak), 2 hrs
Rating, IEC: 100 W (1000 W peak), 100 hrs
• Sensitivity (2.83V @ 1m): 90 dB measured half-space
95 dB computed for competitive
comparision
• Maximum SPL: 112 dB cont ave (118 dB peak)
• Crossover Network: 2.2 kHz, 3rd order (18 dB/oct) high-pass
plus conjugate to HF, 3rd order low-pass
to LF (363589-001)
• Nominal Impedance (227C): 8 ohms
• Transformer Taps (227CT): 70V: 68W, 34W, 17W, 8.5W
100V: 68W, 34W, 17W, N/C
TRANSDUCER SECTION:
• Cabinet: MTC-200BB6
• Grille: MTC-RG6/8
• Low Frequency Driver: 165 mm (6.5 in.) Kevlar reinforced
cone (363801-001)
• High Frequency Driver: 25 mm (1 in.) exit compression
driver (363802-001)
AURAL SWEEP TEST SPECIFICATIONS:
A.
System Aural Sweep Test:
7.0V Input, 20 Hz to 20 kHz
B. L.F. Aural Sweep Test: 4.0V Input, 20 Hz to 1.2 kHz
C. H.F. Aural Sweep Test: 2.0V Input, 20 Hz to 20 kHz
PHYSICAL SPECIFICATIONS:
• Enclosure Dimensions: 0.305mm (12 in) round baffle x depth
(Diameter x Depth) from back of baffle 147 mm (5.8 in)
• Net Weight / Ship Weight: 227C: 4.1 kg (9.0 lb); 5.4 kg (12.0 lb)
• Net Weight / Ship Weight: 227CT:5.2 kg (11.5 lb); 6.6 kg (14.5
lb)
WARRANTY INFORMATION:
• Refer to Warranty Statement packed with each product.
Owners Manual
363947-004
Warranty Card
59660
Packaging
364103-001
PACKAGE WIRING DIAGRAM
SCHEMATIC
Network
Assembly
363589-001
YEL/BLK
GRN/BLK GRN
YEL
Driver, Hi Frequency
363802-001
Driver, Low Frequency
363801-001
