The Bettermaker PEQ_core is a compact 1U passive analogue stereo equalizer with a 100% analogue audio path, digital parameter control, plug-in automation and instant DAW recall. Designed for stereo mixing, mastering and dual-mono processing, it delivers broad passive-EQ curves, selectable Air Band boost up to 28 kHz and the efficient workflow advantages of repeatable hardware settings.
The Bettermaker PEQ_core brings the essential sound and workflow concept of a mastering-grade passive analogue equalizer into an ultra-compact 1U format. It is designed for engineers who want the broad, musical shaping associated with passive EQ circuits, but need the practical benefits of total recall, plug-in control, preset management and DAW automation.
The audio signal path is entirely analogue. PEQ_core uses a passive equalizer design to create smooth, natural-sounding tonal curves that work especially well for final mix enhancement, mastering, mix-bus processing, stereo instruments and detailed tonal finishing. Its digital layer controls parameters, recall and automation only: audio does not pass through digital conversion within the unit. This makes it a strong fit for hybrid studios that value genuine analogue processing while requiring fast session revisions and exact repeatability.
PEQ_core operates as a linked stereo equalizer or as two independent mono channels. Stereo mode is ideal for full mixes, mastering chains, drum buses, overheads, stereo synths and piano recordings. Dual-mono mode lets engineers process separate left and right sources independently, expanding its value in compact tracking, mixing and production setups.
The low-frequency section offers selectable boost and attenuation frequencies from 20 Hz to 100 Hz. As with classic passive equalizer architectures, low-frequency boost and cut can be applied together. This provides a highly useful low-end contour: add weight, depth and fundamental energy while reducing excessive low-mid bloom or loose bass resonance. It is equally effective on kick drum, bass, drum bus, acoustic instruments, stereo programme material and full mixes.
For high-frequency enhancement, PEQ_core offers selectable boost frequencies from 3 kHz to 28 kHz. The extended 20 kHz and 28 kHz Air Bands allow broad high-frequency lift for greater openness, detail and polish without overemphasising the aggressive presence range. A variable bandwidth control helps tailor the shape of the boost—from broad, gentle mastering enhancement to more focused high-frequency shaping.
The high-cut section offers 5 kHz, 10 kHz and 20 kHz options for taming harshness, dense top end or excessive brightness. Used in combination with high boost, it enables the kind of refined passive-EQ contour associated with classic high-end equalizer processing: extra air and forward detail, balanced by controlled high-frequency smoothness.
The supplied plug-in connects through USB and provides remote hardware operation, automation, preset handling, instant session recall and A/B comparison in compatible DAWs. This means a PEQ_core setting can reopen with a project rather than having to be recreated manually. In revision-driven commercial studios, mastering rooms and hybrid mixing workflows, this ability can save substantial setup time and eliminate documentation errors.
With balanced XLR I/O, stereo and dual-mono operation, an analogue passive signal path and a stackable 1U enclosure, Bettermaker PEQ_core is an efficient professional EQ for anyone who wants musical analogue finishing without compromising modern production speed. The manufacturer positions it for demanding engineers, mastering engineers and professional recording studios; independent retailer descriptions consistently highlight its 1U chassis, all-analogue audio path and VST3/AU/AAX plug-in-based recall workflow.
Key features
Passive stereo analogue equalizer in a compact 1U rack format
100% analogue audio signal path
Digital parameter control for repeatable settings
Stereo and dual-mono operating modes
USB DAW integration through dedicated VST3, AU and AAX plug-ins
Remote hardware control, automation, presets, instant recall and A/B comparison
Passive low-frequency boost and attenuation
Selectable low-frequency processing from 20 Hz to 100 Hz
Simultaneous low boost and low cut for classic passive-EQ contours
High-frequency boost from 3 kHz to 28 kHz
Extended Air Band options at 20 kHz and 28 kHz
Variable high-frequency boost bandwidth
High-frequency attenuation at 5 kHz, 10 kHz and 20 kHz
Balanced analogue XLR inputs and outputs
USB connection for control and plug-in communication
Ultra-compact, stackable 19-inch 1U chassis
Suitable for mastering, stereo mix bus, mix processing and dual-mono sources
Applications
Analogue tonal finishing in mastering chains
Stereo mix-bus EQ and final mix enhancement
Passive low-end contouring for kicks, bass and drum buses
High-frequency Air Band lift for mixes, vocals, piano and acoustic instruments
Smooth top-end softening for bright or dense programme material
Stereo processing of overheads, keys, synths and stereo acoustic recordings
Dual-mono EQ on two independent tracks or hardware inserts
Compact hybrid-mixing systems requiring full analogue recall
Mix revisions requiring exact restoration of outboard EQ settings
Rack-efficient analogue processing for professional project studios