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A-Type 525

Discrete VCR Compressor

A-Type 525 is a fully discrete VCR compressor/limiter inspired by a legendary American feedback design from the 1970s. Built in a compact 500-series format, it combines ultra-fast peak control with musical dynamics shaping. Featuring transformer-balanced output, discrete through-hole construction, and a unique “Compress” control that links gain and threshold, A-Type 525 allows precise compression without level jumps. With compressor, limiter, and de-esser modes, it adapts seamlessly to vocals, guitars, percussion, and program material, delivering characterful control and classic punch for modern production workflows.

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Classic Feedback Compression, Fully Discrete Design
A-Type 525 is a modern reissue of a classic American feedback compressor, built entirely with discrete components using through-hole construction. This approach preserves the response, tone, and character of the original while ensuring long-term reliability.

Innovative Gain Control System
The signature “Compress” switch simultaneously adjusts gain and threshold, allowing compression intensity to be changed while maintaining consistent peak output levels. Separate Threshold and Output controls provide further refinement when needed.

Ultra-Fast Transient Control
With a fixed 15 μs attack time, A-Type 525 excels at controlling fast transients. Four selectable release times—0.1 s, 0.5 s, 1.5 s, and 2.0 s—allow precise tailoring of dynamic behavior across different sources.

Compressor, Limiter, and De-Esser Modes
Two ratio modes (2:1 compression and 20:1 limiting) expand its flexibility, while the integrated de-esser mode provides targeted control of vocal sibilance without external processing.

Versatile Studio Workhorse
Equally effective during tracking, mixing, or program compression, A-Type 525 performs exceptionally well on vocals, acoustic instruments, bass, and percussion, making it a powerful and creative dynamics tool in any professional setup.

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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