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Average Price: $3,855
High-end/Boutique
$100
$501+
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Price History
Based on price data from 2 merchants for "IGS Audio 825EQ Tube Mastering Equalizer". Prices shown reflect NEW condition. Tracking began Apr 7, 2026.
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Description
Unleash the full potential of your music with the IGS Audio 825EQ Tube Mastering Equalizer, a pinnacle of precision and warmth in sound shaping. This 5-band stereo tube equalizer is designed for mastering engineers who crave detail and clarity in every frequency. With a frequency range extending from 10 Hz to 50,000 Hz, the 825EQ ensures your tracks resonate with pristine accuracy across the entire auditory spectrum.
This equalizer's heart is its superior construction, featuring balanced UTM input and output transformers and three audio transformers per channel, coupled with ECC88 (6N23P) tubes. Such robust design guarantees a rich, full-bodied sound that only vacuum tubes can deliver. The inclusion of ELMA switches provides precise control and repeatability, allowing you to make subtle adjustments with confidence.
Housed in a sturdy 19" / 3U rack design, the 825EQ is as durable as it is functional, with a sleek interface that promises intuitive operation. The integrated switched-mode power supply ensures consistent performance whether you're in the studio or on the road. Connect seamlessly with two XLR line inputs and outputs, making this equalizer a versatile addition to any studio setup.
Key Features:
- 5-band stereo tube mastering equalizer
- Boost/Cut Range: +/-12 dB
- Frequency range: 10 - 50,000 Hz (+/-0.4 dB)
- ELMA switch for precise control
- Balanced UTM input and output transformers
- 3 audio transformers and ECC88 (6N23P) tubes per channel
- 2 XLR line inputs and outputs
- Integrated switched-mode power supply (115/230 V)
- 19" / 3U rack design
Product specs
| Available since | July 2024 |
| Channels | 2 |
| Frequency Bands | 5 |
| Tube(s) | Yes |
| Height units | 2 U |
| Connectors | XLR |
FAQs
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What type of tubes does the IGS Audio 825EQ use?
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The IGS Audio 825EQ utilizes high-quality vacuum tubes to deliver warm, analog sound character, enhancing the tonal richness of your audio tracks during mastering.
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How many frequency bands does the IGS Audio 825EQ offer?
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The IGS Audio 825EQ features five frequency bands, allowing for precise tonal shaping and detailed equalization in mastering applications.
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Is the IGS Audio 825EQ suitable for stereo mastering?
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Yes, the IGS Audio 825EQ is designed with two channels, making it ideal for stereo mastering tasks, providing consistent processing across both channels.
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What kind of connectors does the IGS Audio 825EQ use?
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The IGS Audio 825EQ is equipped with XLR connectors, ensuring professional-grade connectivity and compatibility with standard studio gear.
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How does the IGS Audio 825EQ's tube design affect its sound?
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The tube design of the IGS Audio 825EQ imparts a warm, analog character to the audio, adding depth and richness to the sound, which is particularly beneficial in mastering scenarios.
Videos
MixbusTv
IGS 825EQ: THE SMOOTHEST Tube Mastering EQ? #001 #mastering
Reviews
Owner Insights
We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about IGS Audio 825EQ Tube Mastering Equalizer.
Comparisons
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Owners note IGS Audio 825EQ as a preferred alternative for cleaner, tighter low end compared to the Massive Passive, especially for electronic and hip hop music.
Source
Critic Reviews
Based on 0 Reviews and 0 Ratings
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