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Serpent Audio

Serpent Audio Chimera

Opto Compressor

Compressor / Limiter

$1,399Manufacturer list price

Specifications

Type
Compressor / Limiter
Description
Opto Compressor
Topology
Optical (opto), all-discrete transistor design, class AB transistor output
Signal path
Analog
Channels
1
Channel format
mono (stereo linkable, 2 units required for stereo)
Form factor
500-series module
Connection
500-series (API VPR-compliant, ~100mA total power consumption)
Country of manufacture
USA

Details

Controls: Compress/Limit mode switch, HF Sidechain Boost (de-essing), VU meter (Sifam), Hard bypass (relay controlled)

I/O: Transformer-balanced input and output (Cinemag input transformer; custom-wound interstage and output transformers)

Notable use: LA-3A-style opto compressor using a user-replaceable/upgradable True T4B optical cell, in 500-series format

Notes: Site used: serpentaudio.com (official product page, confirmed live). High confidence. Lineage: explicitly described by manufacturer as replicating 'the vintage LA3A design' (opto/T4B cell lineage, not SSL-style VCA like the SB4001). Single-wide 500-series module, mono, stereo-linkable per manufacturer copy. price_usd basis: aggregated dealer price (Sweetwater/B&H-class US retail), July 2026 lookup; not shown on manufacturer's own page. year_intro left blank, not stated.

Where to buy

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