Description
Delta 18S
MUST CALL FOR BEST PRICE
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SYSTEM CONFIGURATION
- System Type: 18-inch bass reflex, directradiating, subwoofer
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- Frequency Range (-10 dB): 27Hz–160Hz
- Frequency Response (+/-3 dB): 29Hz–140Hz
- Maximum Peak SPL (Measured): 133dB @ 1m
ACOUSTIC PERFORMANCE
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- Peak Power: 2400 watts
- Continuous Power: 1200 watts
- Amplifier Topology: Class D / Switching
- Amplifier Cooling: Passive
POWER AMPLIFICATION
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- LF Transducer: 18-inch (458mm) ultra-high excursion cone transducer, 4-inch (101mm) voice coil, ferrite magnet
TRANSDUCER
- LF Transducer: 18-inch (458mm) ultra-high excursion cone transducer, 4-inch (101mm) voice coil, ferrite magnet
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- System Control: high-pass & low-pass crossover filters, transducer EQ and time alignment, transducer excursion, thermal, and amplifier clip protection
- User Controls: Rear panel selection of 5 DSP low-pass modes: (80 Hz, 100 Hz, 120 Hz, 140 Hz, User) Polarity reverse enable/ disable XLR out high-pass filter bypass enable/disable
DSP FUNCTIONALITY
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- Wireless Type: Bluetooth 2.0 + EDR. Class 2 RF
- Wireless Range (typical): 82 ft. (25m) clear line-of-sight
- Wireless Control App: Live Drive™ (app by Alto Professional, available on the App Store)
- Simultaneous Devices Connectable: 1 to 3 Delta series loudspeakers
- Compatible Wireless Devices: iPhone 3GS and newer, iPad 2 and newer, iPod touch (4th generation) and newer
- iOS Version Requirements: iOS 6.1 and newer
- Wireless Control Features: Level Control (-∞ to + 10dB), Mute, Signal level metering (-70 to 0dB) DSP Low pass mode (80 Hz, 100 Hz, 120 Hz, 140 Hz, User) Rear Panel control lockout, Bass-Tilt EQ, Delay, Polarity, User low-pass filter, Monitoring (Limit, Peak, Fault)
WIRELESS CONTROL AND MONITORING
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- Power Supply Design: Fully regulated switching, with Power Factor Correction
- Input Voltage Nominal Range: 100–240 VAC, 50/60 Hz
- Input Voltage Operating Range: 90–264 VAC, 50/60 Hz
- Voltage Selection: Automatic (self-regulating)
- Power Connector: Male IEC
- Current Requirement: 6A per system @ 120 VAC. 3A per system @ 240 VAC
- AC Line Cord: 9.8 ft. (3m) IEC female, to regional AC male, 18 AWG
AC LINE POWER
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- Input Connectors: 2 x XLR/TRS combo connectors, balanced
- Input Impedance: 10 KΩ balanced, 20 KΩ unbalanced
- Input level Controls: Rotary volume control to control subwoofer level
- Acoustic Polarity: Positive voltage applied to XLR Pin 2 generates positive pressure from LF driver. Reversable via rear panel switch.
- Output Connector: 2 x male XLR, with loop-through high-pass filter bypass via by rear panel switch
- Output Mix Control: Switch to select output mix Preor Post- volume control
- Ground Switch: Push-button to lift input signal input ground connection
- Bluetooth: Momentary contact to initiate Bluetooth pairing mode
- DSP Mode Selection: Momentary contact to cycle through DSP EQ modes
- DSP Modes Available: 5 total: 80 Hz, 100 Hz, 120 Hz, 140 Hz, User
- DSP Wireless Control: Live Drive™ iOS App over Bluetooth
- Grille Logo LED On/Off Control: Recessed push-button switch
- Standby mode On/Off Control: Recessed push-button switch
- LED Indicators: Signal Present / Limit, Power / Standby
- Line Input Level Control Range: -∞ to +10dB, detented at 0dB, +4dBu nominal input level, +10dBu input level for max output
CONNECTORS AND CONTROLS
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ENCLOSURE
- Construction: 15mm and 18mm premium plywood, internally-braced
- High-durability textured catalyzed polyurethane, black
- Mounting: 12 x M10 female threaded screw sockets
- Handles: 2 x ergonomic handles with aluminum cross-bar
- Stand mount: 1 x 35mm female socket
- Grille: 1.2mm-thick perforated steel, black powder-coat
- Operating Temperature: -10°C to 40°C (14°F to 104°F)
- Dimensions (H x W x D) 24.9″ x 20.9″ x 28.4″ 632mm x 523mm x 721mm
- Net Weight: 104.7 lbs (47.6 kg)
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