Iron v2 (Red)
Fit and constraints
Intended use
Constraints
To use it
Questions
Which connections, drivers, operating systems, and sample rates are supported by this exact revision?
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What cables, mounts, power supplies, or licenses are included?
Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.
Is the current retailer listing new stock, demo stock, open box, or special order?
Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.
Description
The SPL Iron v2 is a tube mastering compressor featuring redesigned side chain connectivity with XLR sockets and improved operation over the original model. It employs variable-bias tube limiting with specially matched 12AX7 and 12AU7 tubes, alongside balanced Lundahl transformers to deliver compression inspired by vintage radio-era designs. The dual-tube architecture automatically selects between sharp-cutoff tubes based on signal level, providing controlled, musical compression for mastering applications.
Seller notes: SPL Iron v2 (Red). spl IRON MASTERING COMPRESSOR Model 1520.