Doepfer A-127

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Doepfer A-127

Doepfer

A-127

4.6 Expert Rating

Product Info

Article Number: 114720
Brand: Doepfer
Model: A-127
Price: $225.50

* Prices may vary. Check retailer for current pricing and availability.

The Doepfer A-127 is a solid, no-frills filter module that nails the classic Moog sound. It's a fantastic entry point into modular synthesis for those wanting that vintage vibe or a reliable workhorse filter for more experienced users. It's a great value, especially if you're after that warm, resonant character without breaking the bank.

Product Description

Doepfer A-127, VC Resonance Filter, Width: 28 HP, Depth: 55 mm, Power requirements: +100 mA (+ 12V)/-60 mA (-12 V), Suitable expander module that adds additional Notch filters to the A-127 for each unit available under: Article Nr #346716# (not included)

PROS
  • • Classic Moog ladder filter emulation delivers warmth and character
  • • Robust construction with quality components ensures long-term reliability
  • • VC resonance offers dynamic, evolving filter sweeps and textures
  • • Compact size (28HP) makes it suitable for smaller modular systems
CONS
  • • Limited filter modes compared to more modern, complex filters
  • • Power draw is moderate, requiring a stable power supply
  • • Can be a bit noisy at high resonance settings

Product Video

Key Features

Filter Type 4-pole Lowpass Ladder
Modes Lowpass, Bandpass, Notch, Highpass
HP Width 28
Depth 55 mm
Power Draw +100 mA (+12V)/-60 mA (-12V)
CV Inputs Resonance, Cutoff Frequency

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Frequently Asked Questions

The resonance is aggressive and self-oscillates well, though it lacks the extreme, screaming characteristics of some more modern designs.
No, it’s a Eurorack module and requires a Eurorack case and power supply to operate.
The notch mode is surprisingly useful for creating unique, resonant tones and subtractive effects, adding more versatility than you might expect.

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