SPL Audio Track One

Brand:  SPL Audio
SKU: SM-4707

Product Highlights

Compact and competent.

The Track One is a fully equipped channel strip for fast and reliable voice and instrument recording, meeting the highest demands on sound and reliability.

103,585

In stock

Estimated delivery dates: Apr 15, 2026 - Apr 19, 2026

In stock

The Sonic Aspects

Transformers are used as an alternative to electronic balancing stages in the inputs and outputs.

Transformers can be found in many classics of audio engineering. They make the bass and fundamental tines rounder and give it a little more punch. The high and overtone range sounds a bit silkier and more present.

We find transformers to be advantageous, especially for voices. For highest precision and speed in signal transmission (transient processing), however, electronic stages are better suited. The bottom line is that it is a question of taste and application.

In the Mic Preamplifier

In the case of preamplifiers or channel strips, the 2161 input transformer, which is specially designed for microphone inputs, provides an additional gain of up to 14 dB (depending on the microphone), which must then be added to the scaling.

This relieves the microphone preamplifier. Since the transformer ratio passively increases the level, no noise is added. Therefore, the input transformer is more important than the output transformer in preamplifiers.

However, it is only when both transformers are fitted that all positive sonic aspects are achieved – as well as increased operational reliability.

For audio professionals and enthusiasts seeking pristine sound quality and reliable performance, the SPL Audio Track One microphone preamplifier offers an exceptional solution. In the world of recording, capturing every nuance of your audio source without unwanted noise or distortion is critical. This preamplifier is designed to deliver transparent, high-fidelity amplification, ensuring your recordings retain every detail and tonal richness that your microphone captures. Whether you are tracking vocals, instruments, or complex soundscapes, the Track One provides the clarity and precision required to elevate your productions to a professional standard.

A standout feature of the SPL Audio Track One is its internal linear power supply with a shielded toroidal transformer. This design choice means that the unit operates with a clean and stable power source, significantly reducing electrical interference and noise that can compromise audio quality. For the user, this translates into cleaner recordings with less background hum and a broader dynamic range. The selectable mains voltage of either 230 V AC at 50 Hz or 115 V AC at 60 Hz makes the preamplifier versatile and suitable for use in various regions, ensuring consistent power supply regardless of location.

The preamplifier’s analog inputs and outputs are thoughtfully engineered to accommodate a wide range of audio sources. With a maximum input gain of 28 dBu for line-level signals and 12 dBu for instrument-level inputs, the Track One can boost even quiet signals effectively without introducing distortion. This means guitarists, vocalists, and other musicians can rely on the preamp to faithfully amplify their performance without coloration. The input impedance of 12 kΩ for line signals and an impressive 1 MΩ for instruments ensures compatibility with diverse microphones and instruments, preserving the natural tonal characteristics of each source.

Output performance is equally impressive, with a maximum output gain of 20 dBu and a low output impedance of 50 Ω. This guarantees that the preamplified signal can drive downstream equipment such as mixing consoles, audio interfaces, or recording devices with ease and accuracy. The wide frequency response range, spanning from 10 Hz to 180 kHz (-3 dB), means that the Track One captures and reproduces the full audio spectrum, including subtle overtones and harmonics that add depth and realism to your sound.

In practical terms, the SPL Audio Track One is designed to fit seamlessly into both home studios and professional recording environments. Its maximum power consumption of just 20 watts ensures efficient operation without excessive heat generation or energy use. The inclusion of appropriately rated fuses (T 315 mA for 230 V and T 630 mA for 115 V) provides protection and peace of mind, safeguarding your investment over long-term use. The preamplifier’s robust construction and thoughtful engineering make it a reliable workhorse for daily recording tasks.

Whether you are a recording engineer capturing vocals, a guitarist seeking transparent amplification, or a sound designer requiring pristine audio input, the SPL Audio Track One offers unmatched performance. Its combination of clean power, high input impedance, and broad frequency response ensures that every detail of your audio is captured with clarity and precision. Priced at ₹103,585, this preamplifier represents a worthwhile investment for those committed to professional-grade sound quality.

In summary, the SPL Audio Track One microphone preamplifier is a sophisticated tool that enhances your recording capabilities by providing transparent, noise-free amplification with versatile input options and reliable power supply. It is engineered to meet the demanding needs of professional audio work while remaining accessible for serious enthusiasts. With this preamplifier, you can approach every recording session with confidence, knowing your audio will be captured exactly as intended.

Tags: , ,
Internal Linear Power Supply with Shielded Toroidal Transformer

Operating voltage for analog audio : +/- 15 V

Mains Power Supply

Mains voltage (selectable) : 230 V AC / 50; 115 V AC / 60 Hz
Fuse for 230 V : T 315 mA
Fuse for 115 V : T 630 mA
Power consumption : max. 20 W

Analog inputs & output

Maximum input gain (Line) : 28 dBu
Maximum input gain (Instrument) : 12 dBu
Input impedance (Line) : 12 kΩ
Input impedance (Instrument) : 1 MΩ
Maximum output gain : 20 dBu
Output impedance : 50 Ω
Frequency range (-3 dB) : 10 Hz – 180 kHz