Electrodyne 511b
MPN #Electrodyne 511b
500 Series 2-band EQ, 25 peak and 12 shelf settings, stepped gain +/-6dB, vintage-style inductors, stereo matchable, solid-state, single-slot module
The Electrodyne 511b is a modern expansion of a classic, bringing the legendary sound of the original 511 and vintage 711L equalizers into a 500 Series format with significantly extended flexibility. Using the same custom inductors, opamps, and transformers as its predecessors-still crafted by the original manufacturer-the 511b delivers unmatched tonal smoothness and musicality across the entire gain range.
With 12 shelving and peaking frequencies per band and switchable wide/narrow Q options, the 511b provides a total of 37 precise EQ settings. Each band offers six peaking and six shelving frequencies, with stepped-gain controls in 1 dB increments for exact adjustments, ideal for both tracking and mastering. Whether you're sculpting individual sources or dialing in a stereo pair, the 511b maintains consistency and warmth with a design that honors its roots while meeting today's demands.
Features
Expanded tone shaping: Offers 6 shelving and 6 peaking options per band, including wide/narrow peak settings-totaling 37 EQ positions.Smooth and musical EQ: Classic inductor-based design delivers precise, natural tonal adjustments from subtle to bold.Vintage-correct components: Uses original-style inductors, transformers, and opamps-built to exacting modern tolerances for consistent performance.Stepped gain control: Detented knobs in 1 dB increments allow easy recall and mastering-grade precision.Stereo-compatible design: Fully matches the original 511 EQ, so 511 and 511b units can be paired for stereo setups.High-quality construction: Film capacitors and rugged build ensure durability and professional studio reliability.Single-slot 500 series module: Compact and compatible with any standard 500 series rack.
Specifications
General Specifications
500 Series two-band inductor EQ moduleBased on the classic Electrodyne 511 and 711L EQ designsDiscrete-transistor active inductor topologyUses custom vintage inductors and transformers (original manufacturer)High-quality film capacitors throughout EQ circuitrySolid state designSingle-channelOccupies 1 module slot
EQ Band Configuration
Two-band configuration: Low and High bands6 peaking positions per bandNarrow and standard peak bandwidth switch per band1 bonus frequency per bandTotal of 25 peaking frequency selections6 shelving positions per bandTotal of 12 shelving frequency selectionsCombined total: 37 EQ positions
Controls and Features
Stepped gain pots: +/-1 dB to +/-6 dB in 1 dB stepsUnity-gain calibration trimmer for mastering and precision recallFully matches the EQ selections and curves of the original 511Stereo pair compatibility with Electrodyne 511 when matched on settings
Application
Suitable for tracking, mixing, and masteringDesigned for use in 500 series racksIdeal for use where recall and sonic consistency are critical
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