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Average Price: $119

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$149

$350+

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Based on price data from 2 merchants for "Doepfer A-149-1 Quantized/Stored Random Voltages". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

Unlock the full potential of your modular synth setup with the Doepfer A-149-1 Quantized/Stored Random Voltages module. This versatile Eurorack module is designed to inject unpredictability and organic variation into your soundscapes with ease. Whether you're looking to add subtle nuances or chaotic textures, the A-149-1 has you covered with its ability to generate up to four distinct random control voltages. Each output is equipped with a dedicated potentiometer, allowing you to fine-tune your modulation signals to perfection.

The A-149-1 excels in its dual-section design: the Quantized Random Voltage section offers "N+1 States" and "2N States" outputs, perfect for precise pitch modulation, while the Stored Random Voltage section provides dual outputs with 256 possible states, ensuring endless creative possibilities. This module's intuitive design makes it an invaluable tool for both seasoned synthesists and newcomers to modular synthesis alike.

Key Features:

  • Generates up to four unique random control voltages
  • Quantized Random Voltage section with "N+1 States" and "2N States" outputs
  • Stored Random Voltage section with dual CV outputs and 256 possible states
  • Individual potentiometers for each output for precise control
  • Eurorack format with a width of 12 HP and depth of 60 mm
  • Power requirements: +40 mA (+12V) / -10 mA (-12V)
  • Compatible with the Doepfer A-149-2 expander module (not included)

Owner's manual

Doepfer A-149-1 Quantized/Stored Random Voltages User Manual

Product specs

Type Quantized/Stored random control voltages
Other I/O 2 x clock in, 2 x CV in, 2 x Out (from quantized), 2 x Out (from random)
Depth 2.36"
HP Size 12HP
Power Usage +12V/40mA, -12V/10mA
Power Supply Requires Eurorack case and power supply

FAQs

What does the Doepfer A-149-1 Quantized/Stored Random Voltages module do?

The Doepfer A-149-1 generates random control voltages that can be quantized or stored, providing unpredictability and variation in modular synth setups. It's often used to create evolving sequences or modulate other parameters in a Eurorack system.

How does the Doepfer A-149-1 integrate into a Eurorack system?

The A-149-1 requires a Eurorack case and power supply, using 12HP of rack space and drawing +12V/40mA and -12V/10mA. It connects via clock and CV inputs, with outputs for both quantized and random voltages.

Can the Doepfer A-149-1 module generate both quantized and random voltages simultaneously?

Yes, the A-149-1 provides separate outputs for quantized and random voltages, allowing you to use both types of control signals at the same time for diverse modulation possibilities.

Is the Doepfer A-149-1 suitable for beginners in modular synthesis?

While the A-149-1 offers powerful random voltage generation, it may require some understanding of modular synthesis concepts. It's suitable for those looking to explore randomness and modulation in their setups.

What are the input and output options on the Doepfer A-149-1 module?

The Doepfer A-149-1 features 2 clock inputs and 2 CV inputs, along with 2 outputs for quantized voltages and 2 outputs for random voltages, offering flexible integration into modular systems.

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Doepfer A149-1 RCV Quantized Random Voltages

Video thumbnail for Doepfer A149-1 RCV Quantized Random Voltages by Raul's World of Synths

Doepfer A149-1 RCV Quantized Random Voltages

Raul's World of Synths

Raul's World of Synths

Video thumbnail for Doepfer A 149 RCV Stored Random Voltages by Raul's World of Synths

Doepfer A 149 RCV Stored Random Voltages

Raul's World of Synths

Raul's World of Synths

Video thumbnail for Doepfer A 149 RCV Modulation of Quantized and Stored Random Voltages by Raul's World of Synths

Doepfer A 149 RCV Modulation of Quantized and Stored Random Voltages

Raul's World of Synths

Raul's World of Synths

Video thumbnail for Doepfer A-149-1 Quantized / Stored Random Voltages + A-149-2 Dig Rnd Volt by Detroit-Berlin

Doepfer A-149-1 Quantized / Stored Random Voltages + A-149-2 Dig Rnd Volt

Detroit-Berlin

Detroit-Berlin

Reviews

PROS

  • Simple operation with retained essential features

  • Two distinct units for varied random voltage generation

  • Offers both quantized and stored random voltages

  • Manual and CV range extension capabilities

  • Fixed and variable probability outputs for nuanced control

  • Compatible with partner unit A-149-2 for extended functionality

  • Suitable for generative music and complex patches

  • Intuitive output functionality despite initial complexity

  • Processes clock frequencies up to moderate audio range

  • Provides logical voltage variations for musical creativity at a reasonable price

CONS

  • Initial complexity can be intimidating

  • Fixed probability output is not CV controllable

  • Does not allow storage of patches, requiring manual documentation for replication

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Artist usage

Add artist
See how Noisia uses Doepfer A-149-1 Quantized/Stored Random Voltages

Noisia

Music Producer

Noisia & Pacific

...
Verified via Instagram

Clearly in the rack on instagram

See how Richard Devine uses Doepfer A-149-1 Quantized/Stored Random Voltages

Richard Devine

Keyboardist, Composer

...
Verified via YouTube

Richard Devine uses the Doepfer A-149-1 Quantized/Stored Random Voltages which generates four different analog random control voltages that are generated in different ways. It is seen racked amid the array of synths he has at his North Carolina-based studio. An image of it can be seen in the video (10:22). Devine had this to say regarding his arsenal of modular synths: "It’s become like this kinda nonstop sorta… I don’t know how to describe it. It’s just a really inspirational area that I’ve been sorta researching and playing around with, to generate new sounds and sequencing ideas and I’ve been recording nonstop actually since I’ve been using this system."

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