Pricing and availability

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Average Price: $379

Standard/Professional

$100

$501+

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Standard

High-end

Price History

Based on price data from 3 merchants for "Trident Audio Hi-Lo Filters". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Achieve pristine audio clarity and creative sound shaping with the Trident Audio Hi-Lo Filters. This versatile 500-series module is designed for studio aficionados seeking superior control over their sound. With two dynamic, program-adaptive tracking filters – one high-pass and one low-pass – the Hi-Lo Filters are perfect for eliminating unwanted noise such as rumbles and hums, while also allowing you to craft unique audio effects.

The filters offer a sweeping range and resonance peak control, with selectable slopes between 12 and 24 dB per octave, empowering you to sculpt your sound with precision. The Hi-Lo Filters boast an exceptionally wide frequency response, making them adaptable to any audio material. For those who love to experiment, the module's ability to create special effects by fading tracks in and out in the frequency domain will be a welcome addition to your toolkit.

Stereo enthusiasts can rejoice as the Hi-Lo Filters allow for linked stereo tracking when paired with another module, offering seamless integration for stereo filter processing. Additionally, the module supports series wiring, enabling nearly limitless filter slope combinations for more complex sound shaping.

Whether you're cleaning up audio or experimenting with new textures, the Trident Audio Hi-Lo Filters are an essential addition to any studio setup.

Key Features:

  • Two dynamic, program-adaptive tracking filters: high-pass and low-pass
  • Selectable slopes: 12 and 24 dB per octave
  • Wide frequency response and sweeping range
  • Resonance peak control for creative sound shaping
  • Red LED peak indicators for precise monitoring
  • Stereo linking capability with a second Hi-Lo module
  • Compatible with API Radial Workhorse chassis
  • Series wiring for expanded filter slope combinations

Owner's manual

Trident Audio Hi-Lo Filters User Manual

Product specs

Type Solid State
Number of Channels Single
High Pass Filter Yes
Low Pass Filter Yes
Freq Range High 75Hz-24kHz
Freq Range Low 15Hz-16kHz
Frequency Response 15Hz-60kHz
Module Slot Size Single

FAQs

What is the primary function of the Trident Audio Hi-Lo Filters?

The Trident Audio Hi-Lo Filters are designed to provide precise high-pass and low-pass filtering, allowing you to shape your audio signal by cutting unwanted frequencies and enhancing the desired range for cleaner, more focused sound.

How does the frequency range of the Trident Audio Hi-Lo Filters affect its performance?

The Trident Audio Hi-Lo Filters offer a high-pass frequency range of 75Hz-24kHz and a low-pass range of 15Hz-16kHz, providing flexibility to tailor your audio signal for various recording and mixing scenarios, ensuring clarity and balance.

Can the Trident Audio Hi-Lo Filters be used in a 500-series rack?

Yes, the Trident Audio Hi-Lo Filters are designed as a single-slot 500-series module, making them compatible with standard 500-series racks for easy integration into your studio setup.

Are the Trident Audio Hi-Lo Filters suitable for both tracking and mixing?

Yes, these filters are versatile tools that can be used during both tracking and mixing stages to manage frequency content, reduce muddiness, and improve the overall quality of your recordings.

What type of circuitry is used in the Trident Audio Hi-Lo Filters?

The Trident Audio Hi-Lo Filters utilize solid-state circuitry, known for its durability and consistent performance, providing reliable filtering capabilities in professional studio environments.

Ultimate Studios, Inc

Ultimate Studios, Inc

Trident Hi-Lo Filters 500 Series Demo Deep Dive!

Video thumbnail for Trident Hi-Lo Filters 500 Series Demo Deep Dive! by Ultimate Studios, Inc

Trident Hi-Lo Filters 500 Series Demo Deep Dive!

Ultimate Studios, Inc

Ultimate Studios, Inc

Video thumbnail for Trident Hi-Lo Filters on Synths. Cool 500 Series gear! by Ultimate Studios, Inc

Trident Hi-Lo Filters on Synths. Cool 500 Series gear!

Ultimate Studios, Inc

Ultimate Studios, Inc

Video thumbnail for Trident Hi Lo Tracking Filter Demonstration by Barry Rudolph

Trident Hi Lo Tracking Filter Demonstration

Barry Rudolph

Barry Rudolph

Video thumbnail for Trident Hi Lo Tracking Filter Demo on 2" 24 Track Tape - 500 series by Allen Michael

Trident Hi Lo Tracking Filter Demo on 2" 24 Track Tape - 500 series

Allen Michael

Allen Michael

Reviews

Critic Reviews

Trident Audio Developments: Hi-Lo Filters 500 Series Filter | Tape Op Magazine | Longform candid interviews with music producers and audio engineers covering mixing, mastering, recording and music production.

tapeop.com

Trident Audio's Hi-Lo Filters deliver a musical edge that elevates mixing sessions, making it a compelling alternative to traditional EQs. With a versatile design featuring variable low and high pass filters, it excels in sculpting sound—from cutting unwanted frequencies in bass-heavy tracks to taming booming voiceovers. While praised for its musicality and effective resonance controls, the filters can be tricky to dial in for less experienced users, possibly leading to over-processing. Overall, the Hi-Lo Filters are a solid addition to any studio, especially for those looking to refine their sound with precision and creativity.

positive

Trident Audio Hi-Lo 500 review: a fun EQ and envelope filter that plays well with others

musictech.com

Trident Audio's Hi-Lo Filters deliver a compelling blend of creativity and practicality, boasting filters that span a remarkable range and offer smooth performance. With features like dynamic signal tracking and a user-friendly control layout, it excels in both subtle tone shaping and more aggressive sound design. However, the lack of front panel stereo linkage options might limit some users. Despite this minor drawback, the Hi-Lo stands out as an effective tool for mixing and an engaging toy for sound exploration, making it a valuable addition to any producer's arsenal at a competitive price.

positive

Review: Trident Hi-Lo Dynamic Filters - Mixonline

mixonline.com

Trident Audio's Hi-Lo Dynamic Filters offer impressive tone shaping and noise reduction capabilities, making them an essential tool for any serious audio engineer. The innovative tracking filter design allows for aggressive settings without sacrificing sound quality, enhancing both clarity and creativity in mixes. However, the lack of a front-panel stereo link switch can be cumbersome for some users. Overall, while there are minor drawbacks, the filters' ability to dynamically adapt while providing rich, full-range sound makes them a standout option in the 500 Series landscape. Highly recommended for those looking to elevate their audio game!

positive

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