Best Filter Modules Under $800 2025

Affordable filter modules under $800 - great value without compromising quality

Last updated: October 22, 2025 • Next update: October 29, 2025

Industrial Music Electronics Bionic Lester MKIII - Professional Music Instrument Photo
#1

Industrial Music Electronics Bionic Lester MKIII

Classic Synthesis Tonal Character Sound Shaping
Key Feature:
• Shape and color synthesized sounds
✓ PROS
  • • Create classic synthesizer sounds
  • • Multiple filter types and characters
✗ CONS
  • • Self-oscillation can be tricky
  • • Character differences subtle to beginners

Industrial Music Electronics Bionic Lester MKIIIEurorack ModuleDigital two-channel multimode filter2-Pole...

4.5/5 (2 reviews)
Sound:
8/10
Build:
8/10
Value:
6/10
Verbos Electronics Dual Four Pole - Professional Music Instrument Photo
#2

Verbos Electronics Dual Four Pole

Audio Processing Frequency Control Subtractive Synthesis
Key Feature:
• Essential for subtractive synthesis
✓ PROS
  • • Shape and color synthesized sounds
  • • Create classic synthesizer sounds
✗ CONS
  • • May need multiple types for variety
  • • Character differences subtle to beginners

Verbos Electronics Dual Four PoleEurorack ModuleDiscrete 4-pole high-pass filter and 4-pole low-pass filterControls per...

4.4/5 (14 reviews)
Sound:
10/10
Build:
9/10
Value:
7/10
AJH Synth Gemini 2412 Dual SVF black - Professional Music Instrument Photo
#3

AJH Synth Gemini 2412 Dual SVF black

Tonal Character Subtractive Synthesis Classic Synthesis
Key Feature:
• Multiple filter types and characters
✓ PROS
  • • CV control over frequency and resonance
  • • Create classic synthesizer sounds
✗ CONS
  • • Character differences subtle to beginners
  • • May need multiple types for variety

AJH Synth Gemini 2412 Dual SVF blackEurorack moduleVariable dual filter2 Identical channels based on the classic SEM...

4.5/5 (36 reviews)
Sound:
10/10
Build:
10/10
Value:
6/10
AJH Synth Gemini 2412 Dual SVF silver - Professional Music Instrument Photo
#4

AJH Synth Gemini 2412 Dual SVF silver

Frequency Control Subtractive Synthesis Audio Processing
Key Feature:
• CV control over frequency and resonance
✓ PROS
  • • Create classic synthesizer sounds
  • • Essential for subtractive synthesis
✗ CONS
  • • Self-oscillation can be tricky
  • • Can be expensive for quality filters

AJH Synth Gemini 2412 Dual SVF silverEurorack ModuleVariable dual filter2 Identical channels based on the classic SEM...

4.8/5 (23 reviews)
Sound:
10/10
Build:
9/10
Value:
8/10
Tiptop Audio Model 296t - Professional Music Instrument Photo
#5

Tiptop Audio Model 296t

Sound Shaping Subtractive Synthesis Classic Synthesis
Key Feature:
• Essential for subtractive synthesis
✓ PROS
  • • Multiple filter types and characters
  • • Essential for subtractive synthesis
✗ CONS
  • • Can be expensive for quality filters
  • • May need multiple types for variety

Tiptop Audio Model 296tEurorack ModuleProgrammable Spectral ProcessorVoltage controllable 16-band filter bank for...

5.0/5 (39 reviews)
Sound:
9/10
Build:
9/10
Value:
6/10
Tiptop Audio Octopass - Professional Music Instrument Photo
#6

Tiptop Audio Octopass

Classic Synthesis Tonal Character Audio Processing
Key Feature:
• Create classic synthesizer sounds
✓ PROS
  • • Essential for subtractive synthesis
  • • Multiple filter types and characters
✗ CONS
  • • May need multiple types for variety
  • • Can be expensive for quality filters

Tiptop Audio OctopassEurorack ModuleAnalogue eight-voice 24 dB low-pass filterTiptop Audio ART module: Polyphonic...

4.8/5 (10 reviews)
Sound:
10/10
Build:
9/10
Value:
7/10
XAOC Devices Oradea - Professional Music Instrument Photo
#7

XAOC Devices Oradea

Audio Processing Subtractive Synthesis Classic Synthesis
Key Feature:
• Create classic synthesizer sounds
✓ PROS
  • • Essential for subtractive synthesis
  • • Shape and color synthesized sounds
✗ CONS
  • • Can be expensive for quality filters
  • • Self-oscillation can be tricky

XAOC Devices OradeaEurorack Module4-channel voltage-controlled resonatorFour bandpass filterseach with controls for...

4.8/5 (11 reviews)
Sound:
10/10
Build:
9/10
Value:
8/10

How to Choose the Best Filter Modules

Budget Planning

  • • Under $200: Entry-level
  • • $200-$500: Intermediate
  • • $500-$1000: Advanced
  • • $1000+: Professional

Quality Check

  • • Sound clarity & tone
  • • Build materials & finish
  • • Hardware durability
  • • Overall craftsmanship

Key Features

  • • Your musical style
  • • Skill level match
  • • Intended use case
  • • Brand reputation

Frequently Asked Questions

Key factors include build quality, sound characteristics, playability, brand reputation, warranty coverage, and value for money. Consider your musical style, skill level, and intended use to find the best match.
Budget depends on your needs and experience level. Beginners can find quality options for $200-500, intermediate players should consider $500-1500 range, while professionals often invest $1500+ for premium features.
Higher-priced filter modules typically offer better materials, craftsmanship, and performance. They're worth it if you're serious about music, perform regularly, or need professional-grade features.
Top brands combine quality, innovation, and reliability. We evaluate brands based on build quality, sound performance, durability, and customer satisfaction to recommend the best options for different budgets.
Both have advantages. Online offers better prices and selection, while stores allow hands-on testing. We recommend researching online first, then testing in stores if possible. Many online retailers offer excellent return policies.

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