Technical Highlights

  • 3000W RMS power at 1 Ohm, high efficiency of 90%.
  • Dual MOS-FET PWM power supply, stable at 1-Ohm load.
  • Variable low-pass filter 35Hz-250Hz, phase shift up to 180°.
  • More technical details
Regular price €1,899.00
Regular price €1,899.00 selling price €1,899.00
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ProductSALT-3

including VAT
Estimated delivery: Sep 28–Oct 5.
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Every product purchased from Masori includes an additional year of warranty in the third year after purchase (months 25–36). We cover repair or replacement free of charge for covered warranty claims. Automatic and free – exclusively for Masori customers. Your statutory rights remain unaffected.

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datasheet
Sundown Audio-SALT-2000.6-6-Kanal Verstärker-masori-kaufen
Sundown AudioSALT-2000.6
Regular price €1,899.00
Regular price €1,899.00 selling price €1,899.00

The SALT-3 from Sundown Audio sets new standards in terms of 1-channel amplifiers. As the leader in Korean Class-D amplifier technology, it will impress you with its optimal performance at everyday voltages. Whether you are an SPL competitor, a HiFi enthusiast, or a lover of sound quality, the SALT-3 series has been developed with great attention to detail to bring a smile to your face every time the music starts playing. With a powerful MOS-FET PWM power supply, a stable 1-ohm load, and various filter options, this amplifier series offers innovative features that ensure an excellent listening experience.

properties

  • The Sundown Audio SALT amplifiers represent the pinnacle of Korean Class-D amplifier technology. They stand on the shoulders of three previous generations of Korean high-end amplifiers from 15 years (the SAZ v.1, SAZ v.2, and SCV series) to achieve even higher performance. Our customers have been asking us for many years to produce amplifiers that deliver optimal performance at realistic operating voltages in the 12-volt range and not at 14+ volts. The SALT - Sundown Audio Low-Voltage Technology - series is our answer!
  • "Whether you are a world-class SPL competitor, a dedicated enthusiast, or simply a fan of sound quality, the SALT series will feel at home in your system. Each individual model has been designed with great attention to detail to ensure that they bring a smile to your face every time the music starts playing, and that they will last for many years to come."
  • Cosmetically, they deviate significantly from our original design, which is an external indicator of the improved performance level. The heatsink is the heaviest we have ever produced, has the largest surface area, and is finished in a striking titanium color. These amplifiers look as good as they sound, and once you hold one in your hands, the build quality is obvious. The icing on the cake is the revised remote control with temperature, voltage, and clipping indicators, allowing you to easily monitor the vital signs of your valuable audio system.
  • Digital connectable Class D mono block amplifier
  • Dual MOS-FET PWM Power Supply
  • Stable 1-Ohm Load
  • 24 dB/Octave - Variable Low-Pass Filter
  • 24 dB/Octave - Variable Subsonic Filter
  • 9 dB/Octave - Variable Bass Boost
  • 180° variable phase shift
  • 4-way protection circuit (thermal, voltage, speaker short circuit, DC offset)
  • Wired remote control with voltage and temperature display and clipping indicator

Technical Data

  • Input sensitivity: 6V - 0.2V
  • 3000 x 1 @ 1 Ohm RMS Mono
  • 1500 x 1 @ 2 Ohm RMS Mono
  • 750 x 1 @ 4 Ohm RMS Mono
  • Variable Subsonic Crossover Filter: 10HZ - 50HZ
  • Variable low-pass filter: 35Hz - 250Hz
  • Bass boost at 45Hz 0-9dB
  • Efficiency: 90%
  • Signal-to-noise ratio: 90DB
  • Damping factor: 400
  • Frequency response: 10 Hz - 250 Hz
  • Control of the phase shift 0-180 degrees
  • Tested Voltage & THD: 12.8V & less than 1% THD
  • Operating voltage: DC 9V - 15.5V input voltage
  • Recommended fuse: 300 Amperes
  • Dimensions 49.8 cm L x 21.8 cm W x 6.6 cm H

datasheet

Open data sheet

Frequently Asked Questions about SALT-3


Why is the Sundown Audio SALT-3 a leader in Korean Class-D amplifier technology?

The Sundown Audio SALT-3 is distinguished by its use of the latest Class-D technology from Korea and represents the pinnacle of this development. Compared to previous models like the SAZ v.1, SAZ v.2, and SCV series, the SALT-3 offers improved performance at realistic voltages in the range of 12 volts. It integrates a digitally bridgeable mono block amplifier that operates at a stable 1-ohm load. Additionally, it features a variable low-pass filter with 24 dB/octave, a variable subsonic filter, and an extended bass boost at 45Hz from 0-9dB. These technical features ensure a premium listening experience.

What power does the Sundown Audio SALT-3 deliver at different impedances?

The Sundown Audio SALT-3 delivers different RMS power depending on the impedance of the speakers. At a 1-ohm load, it achieves an impressive power of 3000 watts x 1 RMS mono. When the impedance is increased to 2 ohms, the power drops to 1500 watts x 1 RMS mono. At 4 ohms, the amplifier produces 750 watts x 1 RMS mono. These power specifications make the SALT-3 a versatile amplifier that can adapt to different needs and setups. This power level is particularly advantageous in SPL competitions.

How does the Sundown Audio SALT-3 affect sound through its filter options?

The Sundown Audio SALT-3 significantly enhances sound through its various filter options. The variable low-pass filter is adjustable between 35Hz and 250Hz, allowing for precise control of frequency transmission to the speaker. The variable subsonic crossover filter, adjustable between 10Hz and 50Hz, protects the bass drivers from unwanted subsonic signals. The bass boost at 45Hz can be adjusted between 0 and 9dB, providing powerful reproduction of low frequencies. These filters ensure precise and high-quality sound processing, especially for high-fidelity and SPL applications.

What safety features does the Sundown Audio SALT-3 have?

The Sundown Audio SALT-3 offers extensive safety features. With a 4-way protection circuit, the Amplifier is protected against thermal overheating, current voltage fluctuations, speaker short circuits, and DC offset. A low THD value of less than 1% ensures that distortion remains below 1%, even at high levels. The unique temperature and voltage monitoring of the wired remote control additionally allows for constant monitoring of operating conditions. These measures ensure safe and reliable operation, extending the lifespan of the Amplifier.

What role does the heatsink play in the Sundown Audio SALT-3?

The heatsink of the Sundown Audio SALT-3 is crucial. As the heaviest and largest heatsink ever produced by Sundown Audio, it maximizes heat dissipation, which plays an essential role in stable performance. Its titanium color is not only aesthetically pleasing but also indicates improved build quality. The large surface area ensures more efficient heat dissipation of the Amplifier, allowing for consistent and reliable amplification even over longer periods. Especially during intense use, such as in SPL competitions, optimal cooling is indispensable for performance consistency.

How do you install the Sundown Audio SALT-3 in your vehicle?

Installing the Sundown Audio SALT-3 requires precise planning. With dimensions of 49.8 cm in length, 21.8 cm in width, and 6.6 cm in height, it is important to measure the space in the vehicle beforehand. The recommended Fuse is 300 Amperes, ensuring that the power supply remains stable. When mounting, ensure there is enough space for necessary ventilation to avoid overheating. Position the Amplifier so that the remote control with voltage and temperature display remains easily accessible. Proper wiring and fusing are also essential for safe operation.

How does phase shift affect the sound of the SALT-3?

The variable phase shift of the Sundown Audio SALT-3 offers flexibility in sound tuning. Thanks to the ability to adjust the phase position between 0 and 180 degrees, you can optimize the timing of the signal to minimize phase issues between the Subwoofer and the main speakers. This is particularly important when the speakers are unevenly distributed in the vehicle to ensure that the sound waves arrive in sync. Without a correct phase position, there can be cancellations or amplifications in the frequency response, negatively affecting the quality of the sound image.

What input sensitivity does the Sundown Audio SALT-3 have and why is it important?

The Sundown Audio SALT-3 has a variable input sensitivity adjustable from 6V to 0.2V. This adaptability is essential to ensure compatibility with different source devices. A high input sensitivity means that even low-intensity signals can be effectively amplified, which can be advantageous in practical application scenarios. This ensures that the amplifier works optimally with both head units and other signal sources without loss of sound quality or dynamics, even when the source voltage varies.

What operating voltage does the Sundown Audio SALT-3 support?

The Sundown Audio SALT-3 supports an operating voltage between DC 9V and 15.5V. This flexibility allows for use in a variety of vehicles and different voltage environments. In combination with Sundown Audio's Low-Voltage Technology, the amplifier delivers consistent and outstanding performance even at low voltage down to 12 volts. It is important that the voltage inputs are kept within these limits to avoid damage and ensure a long lifespan. This allows for the construction of powerful and reliable audio systems in the vehicle.

How does the wired remote control provide additional control for the Sundown Audio SALT-3?

The wired remote control of the Sundown Audio SALT-3 offers unique monitoring and control capabilities. It not only displays the current voltage and temperature but also signals clipping, which means that signal overdriving can be avoided. This real-time monitoring is particularly crucial for SPL competitions, where maximizing performance without distortion is essential. Additionally, it allows the user to conveniently monitor the vital signs of the audio system from the driver's seat and quickly intervene if necessary to optimize the performance of the sound system.

Manufacturer information/responsible person

JR Labs
Rainer Jakob
Heinrich-Hertz-Straße 13 A
46325 Borken
Germany

Contact: jakobrainer@jr-labs.eu

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