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IGS Preamplifiers

IGS preamplifiers translate classic analog gain design into modern studio tools, delivering depth, clarity, and musical character in flexible formats. Each preamp reflects IGS’s commitment to precision engineering, transformer-balanced signal paths, and tonal integrity trusted by professional engineers.

As with all IGS products, every preamplifier is meticulously crafted in Europe.

Double Triode Limiter

Tube Microphone Preamp & Limiter

The Double Triode Limiter is a tube microphone preamp delivering wide gain range, rich saturation, and Hi-Z versatility for microphones, instruments, reamping, and line-level sources.

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Pure Tube Channel

Full-Tube Microphone Preamp

Pure Tube Channel delivers a minimalist, class-A tube signal path using military-grade valves and IGS transformers for classic warmth, low distortion, and uncompromised analog fidelity.

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Testimonials

Our Raving Fans

★★★★★

I picked up two of their 500 Series modules and I’m blown away. The noise floor is low, the gain is clean, and the knobs feel like they belong on a much pricier unit. They’ve definitely become permanent residents in my…

Read moreI picked up two of their 500 Series modules and I’m blown away. The noise floor is low, the gain is clean, and the knobs feel like they belong on a much pricier unit. They’ve definitely become permanent residents in my signal chain.

Nur Hakim
★★★★★

We needed hardware that looks good in client-facing environments and performs consistently. Their products tick both boxes. The minimalist design is beautiful on camera, and the durability has been excellent.

Cheryl Wong
★★★★★

The dynamics processor is ridiculously good. Smooth compression, no weird pumping, and the controls respond exactly as expected. It’s become my go-to for vocals and acoustic guitars.

Darren Tan
★★★★★

We installed their signal distribution system across two rooms, and it’s been flawless. Zero hum, zero dropouts. The build quality is impressive — you can tell it’s made to last. Easily one of our best purchases this year.

Faridah Sulaiman
★★★★★

Our studio upgraded to their 19″ rackmount units and the improvement was immediate. The layout is intuitive, connections are rock solid, and the unit hasn’t glitched once. Setup took minutes and everything just works.

Asha Ravi
★★★★★

I’ve been mixing on these studio monitors for the past three months, and the clarity is honestly next level. The stereo imaging is tight, the low end is controlled, and the build feels solid. It’s the first time I’ve used…

Read moreI’ve been mixing on these studio monitors for the past three months, and the clarity is honestly next level. The stereo imaging is tight, the low end is controlled, and the build feels solid. It’s the first time I’ve used monitors in this price range that actually translate well outside the studio.

Jason Lim