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ModularGrid is a database and planner for modular synthesizers

The 500 Series is not a modular synthesizer format but a modular audio processing stack and was originally developed by API.

Show me the 500 Series modules

There are 682 500 Series modules to choose from. Users build 4559 Racks in this universe.

Forum latest Posts

would befaco Oneiroi make sense in my... Guess it would make more sense to have it in a smaller rack… by in Racks
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1 year check-in after buying my first... It’s been almost a year since I started grooving with this … by in You
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News from the Labs

Fully Wired Electronics Simple Voltage Controlled Oscillator
1 Aug 2025 Fully Wired Electronics

Simple Voltage Controlled Oscillator

Until August 7th, you can save 25% on the Simple Voltage Controlled Oscillator, Transistor Ladder Filter, and Simple Triple Mixer. If you want to create a synth voice inspired by the iconic synths of the 70's, then now it the time to do so! https://www.fullywiredelectronics.com/product-page/simple-voltage-controlled-oscillator Patch Demo: https://youtu.be/7Dt9L6PZ1l4 
Bananalogue VCFQ
1 Aug 2025 Bananalogue

VCFQ

Bananalogue VCFQ multimode filter is now available.  
subMatrix BeetTweek
23 Jul 2025 subMatrix

BeetTweek

BeetTweeks Now in Stock! 
Der Mann mit der Maschine
18 Jul 2025 Der Mann mit der Maschine
New video out! The exklusive "Ask Me Anything" with Mathias the founder of/artist behind "Der Mann mit der Maschine": https://www.youtube.com/watch?v=FH68MNi-L6E 
Black Noise
16 Jul 2025 Black Noise
Only one week left to get up to 30% off on Modules and DIY Kits! https://blacknoisemodular.com/ 
SEOK PHASES
15 Jul 2025 SEOK

PHASES

SEOK x ARTIST // Har Allt Quintet // A new video in our collaboration series! This time with a philosophical take on phase shifting, multiple time signatures and compositional islands. Full video below! https://www.youtube.com/watch?v=ahzz2sD3wh0 
Older News →

Top Modules rated by users

  1. API 550A Ø 5.00 (4)
  2. Elysia Nvelope 500 Ø 5.00 (4)
  3. Smart Research C1LA Ø 5.00 (3)
  4. Classic API VP28 Ø 5.00 (3)
  5. Solid State Logic ULTRAVIOLET Stereo Equaliser Ø 5.00 (3)
  6. Serpent SB4001 Ø 5.00 (3)
  7. IGS Audio S-Type 500 Ø 5.00 (2)
  8. Rupert Neve Designs 535 Ø 5.00 (2)
  9. Louder Than Liftoff Chop Shop Void Corp Edition Ø 5.00 (2)
  10. FMR Audio RNC 500 Ø 5.00 (2)
  11. Kush Audio Electra Ø 5.00 (2)
  12. Pete’s Place Electrodyne 501 Ø 5.00 (2)
  13. Louder Than Liftoff Chroma Ø 5.00 (2)
  14. WES Audio Rhea Ø 5.00 (2)
  15. Shadow Hills Dual Vandergraph Ø 5.00 (2)
  16. Elysia Xfilter 500 Ø 4.75 (4)
  17. Elysia Xpressor 500 Ø 4.67 (6)
  18. DIYRE Colour Palette MK2 Ø 4.67 (3)
  19. Elysia Karacter 500 Ø 4.50 (4)
  20. Sound Skulptor MP573 Ø 4.50 (2)
  21. Kush Audio Electra 500 Ø 4.50 (2)
  22. API 512c Ø 4.50 (2)
  23. Trident Audio Developments 80B 500 Series EQ Ø 4.50 (2)

Modules have to be rated at least 2 times to appear in this list. Any module with a rating better than Ø 4.34 is considered to be above average.

Show the Top 100 evaluation lists

Popular Modules in racks

  1. Cranborne Audio Brick Lane 500 in 69 Racks
  2. Solid State Logic B-DYN 500 Series Dynamics Module in 53 Racks
  3. Elysia xmax 500 in 46 Racks
  4. Cranborne Audio Vintage Wallpaper in 20 Racks
  5. Drawmer MQ-2 in 18 Racks
  6. WES Audio MIMAS Gemini in 11 Racks
  7. Other/unknown T805 in 9 Racks
  8. Stam Audio SA-1B5 in 8 Racks
  9. Drawmer MQ-1 in 7 Racks
  10. Classic API Heider® FD312 H2 1dB in 7 Racks
  11. Stam Audio 3A-5 in 6 Racks
  12. AudioScape CL-20 in 6 Racks
  13. Bereich03 Filterbank in 5 Racks
  14. Bereich03 LC-HC in 4 Racks
  15. Classic API ROCLEM™ MEC32 in 4 Racks
  16. Bereich03 Tilt-EQ in 3 Racks
  17. Heritage Audio OST-8_ADAT (Front) in 3 Racks
  18. Other/unknown Dizengoff Audio Type 140 in 3 Racks
  19. SM Pro PEQ505 in 2 Racks
  20. Sound Skulptor PAD500 in 2 Racks
  21. Elysia Xfilter 500 Vinyl Allstars in 2 Racks
  22. Other/unknown Rodec K7 Adapter in 2 Racks
  23. Other/unknown Locomotive Audio Power-Mu 500 in 2 Racks
  24. Other/unknown 504LT in 1 Racks
  25. IGS Audio EQM500 in 1 Racks

The list of Popular Modules is generated from Modules that have been added to Racks AND have been released in the specified time period.

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Hot Racks people talk about

My scary 500 Series Zigge

My scary 500 Series

Change Log 504LT, T805, W92X, SuperBolt, Microphone Preamplifier 501, Soundgas Type 636P, Heider® FD312 H2 1dB, ROCLEM™ MEC32, EQM500 and TG2-500

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