SRT 4201 shallow-profile passive subwoofer

The SRT 4201 is a high power shallow profile passive subwoofer system. Front ported, and with a dual 15" voice coul transducer, it produces powerful and detailed low frequency reponse for a thrilling cinematic experience.  

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Prodigious bass

Shallow profile

Less extraneous noise

Prodigious bass

Dual coil 15" transducer with powerful motor to deliver LF down to 30Hz at 600 watts continuous power

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Shallow profile

Slim, it can be kept horizontally or vertically, behind screen and against wall

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Less extraneous noise

Large twin ports to minimize port turbulence noise at high SPL 

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Dedicated controller

To be used in conjunction with SRT 4201 SC controller for optimal performance

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Engineered solution

Tone matched mutichannel system

Technical Specifications

SPEAKER

  • DESCRIPTION

    Shallow-profile passive subwoofer

  • TRANSDUCER COMPLEMENTS

    15 inch dual voice coil subwoofer

  • ENCLOSURE TYPE

    Vented, through  twin  aerodynamic port

  • ENCLOSURE

    MDF

  • OVERALL FREQUENCY RESPONSE

    30Hz ~ crossover frequency

  • USABLE FREQUENCY RESPONSE

    35Hz ~ crossover frequency

  • NOMINAL IMPEDANCE

  • POWER

    AES: 600W, PROGRAM: 1200W, PEAK: 2400W

  • SPL

    1W/1M half space: 97dB, MAX CONTINUOUS: 126dB, MAX PEAK: 129dB

  • INPUT CONNECTOR 

    Binding post (speaker)

  • DIMENSIONS (WxHxD)

    1100mm x 600mm x 279mm

  • NET WEIGHT

    44.3kg

CONTROLLER

  • DESCRIPTION

    Controller for SRT 4201

  • INPUT

    Fully balanced through XLR  socket

  • OUTPUT

    4 x Fully balanced through XLR  socket

  • VOLUME CONTROL

    -∞ to 0dB

  • SUBSONIC FILTER

    Custom

  • LOW PASS FILTER

    150Hz, 12dB/octave

  • MAX OUTPUT VOLTAGE

    8V

  • SIGNAL TO NOISE RATIO

    100dB, referred to full output

  • THD+NOISE

    0.01% or less

  • SWITCHES

    Power switch on front, volume control at rear

  • INDICATORS

    Power  indicator on front

  • POWER REQUIREMENT

    Power  indicator on front

  • FINISH

    Black Painted 

  • MOUNTING OPTIONS

    1RU Rack-mounting

  • DIMENSIONS (WxHxD)

    482mm x 44mm x 165mm

  • NET WEIGHT

    2.3kg

SPEAKER

  • DESCRIPTION

    Shallow-profile passive subwoofer

  • TRANSDUCER COMPLEMENTS

    15 inch dual voice coil subwoofer

  • ENCLOSURE TYPE

    Vented, through  twin  aerodynamic port

  • ENCLOSURE

    MDF

  • OVERALL FREQUENCY RESPONSE

    30Hz ~ crossover frequency

  • USABLE FREQUENCY RESPONSE

    35Hz ~ crossover frequency

  • NOMINAL IMPEDANCE

  • POWER

    AES: 600W, PROGRAM: 1200W, PEAK: 2400W

  • SPL

    1W/1M half space: 97dB, MAX CONTINUOUS: 126dB, MAX PEAK: 129dB

  • INPUT CONNECTOR 

    Binding post (speaker)

  • DIMENSIONS (WxHxD)

    1100mm x 600mm x 279mm

  • NET WEIGHT

    44.3kg

CONTROLLER

  • DESCRIPTION

    Controller for SRT 4201

  • INPUT

    Fully balanced through XLR  socket

  • OUTPUT

    4 x Fully balanced through XLR  socket

  • VOLUME CONTROL

    -∞ to 0dB

  • SUBSONIC FILTER

    Custom

  • LOW PASS FILTER

    150Hz, 12dB/octave

  • MAX OUTPUT VOLTAGE

    8V

  • SIGNAL TO NOISE RATIO

    100dB, referred to full output

  • THD+NOISE

    0.01% or less

  • SWITCHES

    Power switch on front, volume control at rear

  • INDICATORS

    Power  indicator on front

  • POWER REQUIREMENT

    Power  indicator on front

  • FINISH

    Black Painted 

  • MOUNTING OPTIONS

    1RU Rack-mounting

  • DIMENSIONS (WxHxD)

    482mm x 44mm x 165mm

  • NET WEIGHT

    2.3kg

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Included in the box

Box 1: 1 x SRT 4201 subwoofer
Box 2: 1 x SRT 4201 SC controller, 1 x power cord, 1 x owner's manual

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Our Story

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Sonodyne brings over 50 years of exceptional sonic value to its new wireless range.

Started in 1970 by IIT engineer, Ashoke Mukherjee, Sonodyne focussed on innovation. A range of high fidelity stereo systems were introduced including turntables, cassette decks, amplifiers and speakers. Built with great attention to design and performance, Sonodyne products have a cult following among audiophiles.

With R&D at the core, a range of professional products were developed initially for studio, and then for installation, cinema and live sound applications. Professional users, globally, have endorsed the Sonodyne promise of exceptional sonic value. With vertically integrated factories in Mumbai and Kolkata, Sonodyne products are built to high standards of performance and reliability.

In this digital era, our new range of wireless speakers showcases our relentless commitment to high fidelity. Today, music is on the cloud, accessible on phone, tablet, PC, or TV. There is continuous improvement in streaming quality. Look no further. There is a Sonodyne solution for your evolved streaming need.

SRT 4201
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