JBL SRX728 - SRX738 Model Specifications; SRX718 S Model Specifications

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SRX718S - 18¨, bass-reflex, subwoofer
Frequency Range (-10 dB): 31 Hz - 220 Hz
Frequency Response (±3 dB): 34 Hz - 220 Hz
Input Connection Modes: Switchable, +1/-1 or +2/-2
Recommended Crossover Frequencies: HPF: 80 Hz, 24 dB/octave LPF: 80 Hz, 24 dB/octave
Power Rating (Continuous³/Program/Peak): Parallel: 800 W / 1600 W / 3200 W
Maximum SPL²: 130 dB SPL peak
Sensitivity (1w @ 1m): 95 dB SPL
LF Driver: 1 x JBL 2268H 457 mm (18 in) Differential Drive® woofer with neodymium-magnet and dual voice-coils
Nominal Impedance: 8 ohms
Active Tunings: dbx DriveRack, all models. Settings available at www.jblpro.com
Mounting: Top mounted M20 threaded socket for optional SS4-BK pole
Enclosure: Rectangular, 18 mm, 13-ply birch plywood
Finish: Black DuraFlex™ finish
Grille: Powder coated, black, 16-gauge perforated steel with acoustically transparent charcoal foam backing
Input Connectors: Neutrik® Speakon® NL-4 (x2)
Dimensions (H x W x D): 508 mm x 597 mm x 749 mm (20.0 in x 23.5 in x 29.5 in)
Net Weight: 36 kg (79 lb)
Optional Accessories: SRX718S-CVR: Pull-over padded cover
SS4-BK: Adjustable, heavy-duty pole, M20 thread to 35 mm
WK-4: Caster kit
¹ IEC filtered noise with 6 dB crest factor.
² Calculated based on power rating and sensitivity.
³ 40 Hz - 120 Hz pink noise with 6 dB crest factor.
SRX738 - 18¨, three-way, bass-reflex (suspendable version, SRX738F)
Frequency Range (-10 dB): 35 Hz - 20 kHz
Frequency Response (±3 dB): 44 Hz - 20 kHz
Coverage Pattern: 60º x 40º nominal
Crossover Modes: Bi-amp / passive, internally switchable
Crossover Frequencies: 2 kHz / 350 Hz
Power Rating (Continuous¹/Program/Peak): Passive: 800 W / 1600 W / 3200 W
Bi-amp LF: 800 W / 1600 W / 3200 W
Bi-amp HF: 350 W / 700 W / 1400 W
Maximum SPL²: 130 dB SPL peak
System Sensitivity (1w @ 1m): 95 dB SPL (passive mode)
Mid / High Sensitivity (1w @ 1m): 108 dB SPL (bi-amp mode)
LF Driver: 1 x JBL 2268H 457 mm (18 in) Differential Drive® woofer with neodymium-magnet and dual voice-coils
MF Driver: 1 x JBL CMCD-81H Cone Midrange Compression Driver™, integral 2169H 200 mm (8 in) Differential Drive®
HF Driver: 1 x JBL 2431H 75 mm (3 in) voice-coil, neodymium-magnet compression driver
Nominal Impedance: Passive: 8 ohms
Bi-amp LF: 8 ohms
Bi-amp HF: 8 ohms
Active Tunings: dbx DriveRack, all models. Settings available at www.jblpro.com
Enclosure: Trapezoidal, 15mm, 11-ply birch plywood
Suspension / Mounting: 5 x suspension points, M10 or optional track kit (F version only)
Transport: 2 x steel handles
Finish: Black DuraFlex™ finish
Grille: Powder coated, black, 16-gauge perforated steel with acoustically transparent charcoal foam backing
Input Connectors: Neutrik ® Speakon® NL-4 (x2)
Dimensions (H x W x D): 1092 mm x 541 mm x 648 mm (43 in x 21.3 in x 25.5 in)
Net Weight: 43 kg (95 lb)
Optional Accessories: SRX738-CVR: Pull-over padded cover
SRX-FF3: Flying hardware kit (for use with F versions only)
229-00009-01: Suspension kit, includes 3 x 10 mm forged eyebolts & washers (for use with F versions only)