SPL IRON MASTERING COMPRESSOR BLACK Mastering Compressor
Estimated delivery in Italy between 18 and 22 June
Mastering Compressor
The SPL IRON MASTERING COMPRESSOR is a mastering compressor that delivers a pleasant, musical, and transparent sound, typical of vintage compressors, yet is adequately versatile to meet all the demands of modern mastering studios. The SPL IRON MASTERING COMPRESSOR not only combines the sonic qualities of legendary tube compressors with the advantages of High Dynamic 120V operation for voltage but also sets new benchmarks in tube compressor technology with the introduction of innovative dual parallel tube circuitry.
Specifications
- Variable bias tube compressor
- Two-tube parallel circuit
- Tube selection and matching with Weigl Roe Test
- Specially designed Mu-Metal iron transformers
- Vactrol-opto-isolator with advance resistance
- Six different rectifier settings are available
- Sidechain allows selection between Off, four sidechain filter presets, or an external sidechain signal.
- All functions can be adjusted via switches or, in the case of Threshold, with a detented potentiometer
- In Link mode, Threshold, Tube Bias, Attack, Release, and Rectifier parameters, as well as Sidechain EQs, are controlled with the right side (channel 2) of the unit.
- Additional 120V passive equalizer with two presets: Tape Roll-Off and AirBass
- High dynamic 120V operating voltage
- Automatic Bypass mode
- Made in Germany
- Color: black
- Frequency range (40 kHz = -3 dB): 10 Hz - 40 kHz
- CMRR (at 0 dBu): 1 kHz: > 80 dB / 10 kHz: > 65 dB
- THD & N (0 dBu): > 82 dB
- Noise (A-weighted): -98 dBu
- Total harmonic distortion -10 dBu: 0.3% at 100 Hz / 0.06% at 1 kHz / 0.02% at 15 kHz / 0 dBu: 0.01% at 1 kHz / +10 dBu: 0.002% at 1 kHz
- Inputs: Input impedance 20 kOhm / Max. Input level +32.5 dBu
- Outputs: Max. Output level +32.5 dBu / Output impedance: <50 Ohm
- Power consumption: 0.24 Amp, 230 V / 50 Hz, 44 Watts, 55 VA - 0.46 Amp, 115 V / 60 Hz, 42 Watts, 52 VA
- Fuses: 230 V / 50 Hz: 1 Amp 115 V / 60 Hz: 2 Amp
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About SPL
SPL (Sound Performance Lab) is a German company renowned worldwide for producing professional audio equipment of the highest quality. Specializing in dynamics processors, preamplifiers, DA/AD converters, monitor controllers, and mastering hardware, SPL is a benchmark in the most prestigious recording, mastering, and broadcasting studios worldwide. The proprietary Voltair technology, which operates at 120 volts in audio circuits, ensures superior dynamic range and headroom compared to conventional devices. SPL products combine precision German engineering, selected components, and a functional design oriented towards professional workflow. On musicdelivery.net, you can find the complete range of outboard gear, monitor controllers, and recording studio solutions by SPL.
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Shipments
Shipments
We ship throughout Italy and the European Union via selected express courier partners. All orders travel in special reinforced packaging and are covered by 100% included insurance to fully protect the value and integrity of professional equipment during transport.
Returns and refunds
Returns and refunds
You can request a return within 14 days of receiving the order. As these are professional hardware and devices, items must be returned completely intact, unused, unactivated, and sealed in their original packaging, complete with all accessories and manuals.
Frequently Asked Questions
Can't find the answer you're looking for? Our team of specialists is at your disposal for configurations or technical questions.
What are your shipping and delivery times?
What are your shipping and delivery times?
Orders are processed within 24/48 business hours. Delivery is made by insured express courier to guarantee maximum protection and safety even for the most delicate and expensive equipment.
Are the products covered by an official warranty?
Are the products covered by an official warranty?
Yes, all products are 100% original and covered by the official 24-month manufacturer's warranty. In addition, our technical department offers free after-sales support to assist you with the initial setup of your system.
How does the right of withdrawal work?
How does the right of withdrawal work?
If the hardware does not meet your expectations, you can return it within 14 days of receipt. The product must be returned intact, unused, and sealed in its original packaging, complete with all accessories and manuals.
What does it mean if a product is "Available on order"?
What does it mean if a product is "Available on order"?
Some complex professional audio systems or lighting equipment are ordered directly from official distributors based on customer requests. You can proceed with the purchase as normal and our team will immediately inform you of the exact arrival times at our warehouses.

