JBL Studio S312 Technical Manual

• Nominal Impedance 8 ohms • Max Amp Power 250 watts • Frequency Response 35 Hz - 20 kHz • Sensitivity 92 dB (1 watt @ 1 meter) • Crossover Frequency 750 Hz, 3000 Hz SYSTEM COMPONENTS: • Enclosure S312 (Not for sale) • Grille 335147-002 • Low Frequency Transducer 12” PolyPlas™Shielded (335151-001) DC Resistance 5.6 ohms ±10% • Mid Frequency Transducer 4” PolyPlas™ Shielded (335439-001) DC Resistance 4.3 ohms ±10% • High Frequency Transducer 1” (25mm) Titanium dome Shielded (335663-001) DC Resistance 3.4 ohms ±10% • Crossover Network 335412-001 AURAL SWEEP TEST SPECIFICATIONS: • A. System Aural Sweep Test 6.0V Input 30 Hz to 20 kHz • B. L.F. Aural Sweep Test 6.0V Input 30 Hz to 1 kHz • C. M.F. Aural Sweep Test 4.0V Input 500 Hz to 4 kHz • D. H.F. Aural Sweep Test 2.83V Input 3 kHz to 20 kHz PHYSICAL SPECIFICATIONS: • Enclosure dimensions: 41” x 16” x 12⁷⁄₈” (H x W x D) 1041mm x 406mm x 327mm • Weight 68 lbs. /31kg Each WARRANTY: • Refer to Warranty Statement packed with each product. Owner's Manual 335404-001 Warranty Card 331994-001 Survey Card 331384-001 OWNER'S MANUAL Upper/Lower Foam 335408-001 Microfoam (2pcs.) Outer Carton 335403-001 PACKAGING 02/00 JBL Consumer Products, Inc. 250 Crossways Park Dr., Woodbury, New York 11797 S312 Studio Series Driver High Frequency 335663-001 Driver Mid.Frequency 335439-001 Driver Low Frequency 335151-001 YELLOW/BLACK WHITE/BLACK GREEN/BLACK WHITE GREEN YELLOW Crossover Network 335412-001 – + +IN –IN INPUT GREEN BLK/GREEN WHT/BLACK WHITE YELLOW YEL/BLK RED BLACK L.F. M.F. + H.F. 250 + + 205 205 – 110 – 205 – 110 L1 3.5mH R1 2.4/10W C1 50µF 100V C2 0.01µF 250V R3 40/5W R2 1.2/10W R4 0.62/10W L2 400µH C3 20µF/100V C4 0.01µF/250V C5 6µF/100V R5 10/5W L3 220µH C6 0.01/250V S312 SCHEMATIC WIRING DIAGRAM

333249-001 Enclosure S312 (Not for Sale) Screws (8) #8 x .75 HXS- HD 903802-012 Woofer 335151-001 Screws (4) #6 x .75" PPH 63563 Screws (4) #8 x 1" HXS-HD BLK 72216 Terminal cup 335471-002 Binding Post Nut (2) T879-01 Screw (4) #6 x .75" PPH 63563 Faceplate Gasket 335667-001 Flower Pot 334072-001 Faceplate 335157-001 Screws (6) #6 x .75 HXS- HD 908302-012 Screws (2) #6 x .375" PPH 903401-006 Tweeter 335663-001 Midrange 335439-001 Screw (4) #6 x 75" PPH 61867 S312 Studio Series S312 Studio Series 02/00 JBL Consumer Products, Inc. 250 Crossways Park Dr., Woodbury, New York 11797 EXPLODED VIEW