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Alto Professional TS12S - subwoofer loudspeaker
The Alto Professional TS12S is a professional subwoofer with an active Class D amplifier delivering 2500W peak power. Equipped with a 12-inch driver featuring a 3-inch voice coil, the subwoofer provides powerful, controlled bass in the 38-110 Hz range. The MDF enclosure with internal bracing ensures clean sound without unwanted resonances. The TS12S offers switchable EQ modes (Off, Live, DJ), a 0°/90°/180°/270° phase selector, and full electronic protection. The 36 mm socket allows for the mounting of full-range speakers. An ideal choice for reinforcing concert halls, clubs, places of worship, as well as fixed and portable installations.
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Product Description
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Alto Professional TS12S – Professional Subwoofer for Demanding Audio Installations
In professional sound reinforcement, every detail of the sound matters, and the perfect reproduction of low frequencies forms the foundation of a successful performance. The Alto Professional TS12S is the most powerful active subwoofer in the manufacturer's lineup, delivering incredibly deep, dynamic bass with a peak power of 2500W. This subwoofer is designed as the foundation of any sound system, ensuring perfect balance between high, mid, and low frequencies. Thanks to its high-performance Class D amplifier, this unit brings concert halls to life, fills music clubs with bass, and elevates instrumental performances in places of worship to a completely new level of quality.
Product Features
The TS12S subwoofer stands out with a range of professional technical solutions:
- 2500W peak power at 4Ω load – sufficient for the most demanding installations
- 12-inch (305mm) driver with a 3-inch (76.2mm) high-temperature voice coil – precise low-frequency reproduction
- Class D amplifier – high energy efficiency with minimal heat generation
- Maximum SPL: 130 dB @1m – powerful, loud sound
- Frequency response: 44 Hz–95 Hz (-3 dB), extended to 38 Hz–110 Hz (-10 dB)
- MDF enclosure with internal bracing – elimination of unwanted resonances
- Splatter-spray resistant coating – durability in concert conditions
Full Control Over Sound
Professional sound reinforcement requires flexibility, which the Alto TS12S provides through its versatile onboard electronics switches. The intuitive phase selector (0°/90°/180°/270°) allows for precise time alignment of the subwoofer with full-range speakers, eliminating phase cancellation issues. Three EQ modes allow for quick adjustment of the bass character to suit different types of performances – the Off mode provides neutral sound, Live adds energy and clarity, and DJ boosts low frequencies for a characteristic club sound. Dedicated input and output paths enable seamless integration with any full-range speakers, including the TrueSonic series from Alto Professional.
Applications
- Concert halls and amphitheaters – powerful instrumental and vocal reinforcement
- Music clubs and discos – deep, pulsating bass defining the party atmosphere
- Places of worship and sacred venues – clean reinforcement of choral music and organs
- Fixed installations in restaurants, bars, and event spaces
- Portable sound systems – durable construction resistant to transport
- Corporate events and conferences – professional reinforcement of presentations and performances
Detailed Technical Specifications
- Output power: 2500W peak @4Ω
- Low-frequency transducer: 12" (305mm) woofer; 3" (76.2mm) high-temperature voice coil
- Frequency response: 44 Hz–95 Hz (-3 dB)
- Frequency range: 38 Hz–110 Hz (-10 dB)
- Maximum SPL: 130 dB (@1m)
- Inputs: (2) XLR+1/4" (6.35mm) combo
- Outputs: (2) XLR
- Power connector: Standard IEC
- Input voltage: 100-120V, 50/60 Hz; 220-240V AC 50/60 Hz
- Power consumption: 1600W
- Fuse: 100-120V: T15AL AC250V; 220-240V: T8AL AC250V
- Dimensions: 454.7 x 459.7 x 505.5 mm (H x W x D)
- Weight: 25.9 kg
Materials and Construction
The Alto Professional TS12S enclosure is made of MDF panels with an internal bracing system, guaranteeing structural rigidity while simultaneously controlling resonances. Every vibration is precisely managed, eliminating unwanted crackling and buzzing. The scratch-resistant splatter-spray finish ensures resistance to dirt and wear, which is crucial in intensively used concert installations. The top panel is equipped with a 36 mm socket for direct mounting of full-range speakers, creating a stable and secure sound reinforcement stack.
Package Contents
- Alto Professional TS12S active subwoofer
- IEC power cable
- User manual
Summary
The Alto Professional TS12S is an active subwoofer that meets the expectations of the most demanding sound engineers and sound system installers. The combination of powerful 2500W output, a precise 12-inch driver, and advanced control electronics makes it the foundation of any professional audio system. Whether you are managing an intimate event in a place of worship, a dynamic night in a music club, or a monumental concert tour – the TS12S will deliver bass that moves the audience and adds unforgettable character to your performance. Choose equipment you can rely on in every situation.
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Product delivery details Alto Professional TS12S - subwoofer loudspeaker
Shipment from Warsaw, Poland.
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Product faq
Alto Professional TS12S - subwoofer loudspeaker - Frequently asked questions.
What is the power output of the Alto Professional TS12S?
The speaker has a peak power of 1000 W and program power of 500 W, ensuring powerful and clean bass sound.
What speaker size does the TS12S model have?
The device is equipped with one 12-inch low-frequency driver, providing deep and precise bass.
Is the Alto TS12S an active speaker?
Yes, it is an active speaker, meaning it has a built-in amplifier and does not require a separate external amplifier to operate.
What applications is this subwoofer recommended for?
The Alto TS12S is ideal for PA systems at concerts, events, clubs, and as a supplement to main systems in small and medium installations.
How many inputs and outputs does the speaker have?
The subwoofer features XLR and Jack (TRS) connections on both input and output, allowing easy daisy-chaining with other speakers.
Does the speaker have volume and frequency controls?
Yes, the rear panel includes knobs for volume (Volume) and high-pass filter adjustment, allowing precise sound matching.
What are the dimensions and weight of the product?
The speaker is compact and portable, weighing approximately 16 kg, facilitating transport and stage setup.
Can the speaker be set up vertically?
Yes, thanks to mounting handles and a robust design, the speaker can be positioned horizontally or vertically, and also mounted on speaker stands.
What are the main advantages of this model?
Key advantages include high power, lightweight plastic construction, built-in Class D amplifier, and flexible connectivity.
Does the Alto TS12S pair well with other Alto speakers?
Yes, the speaker is designed to work seamlessly with other active speakers from the Alto Professional range, creating a cohesive sound system.
