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HyperSynth releases Hcard-101 for Korg Classic Synths


Hypersynth has announced the release of the Hcard-101, a multibank memory card for expanding Korg M1, WS, DS8 and A1 external memory.

Hcard-101 serves as a seamless replacement for discontinued Korg "MCR-03" RAM card. It boasts the capacity to store up to 126 banks of data, all without concerns about battery lifespan and potential data loss.

Main Features:

  • Memory Capacity: Supports up to 126 banks, segmented as follows: (M1:64 banks, WS: 40 banks, DS8:24 banks, A1:16 banks).
  • Pre-Loaded Soundbanks: Comes with 73 pre-loaded soundbanks, including 57 from Korg ROM cards. Additionally, it contains 11 Hypersynth categorized banks specifically for M1 and more.
  • Touch Pad Accessibility: Instantly switch between different banks using 4 touch pads.
  • Display: Features a 128x128 pixel OLED display (free angle).
  • Adaptive Display: Automatic rotation feature corrects display orientation if the card is inserted in reverse, especially useful for rack-mount devices.
  • Enhanced Memory Protection: An independent "Memory Protect" option for each bank, offering protection without locking the entire card.
  • Customization: Allows user-defined names for banks.
  • Quick Bank Navigation: Easily navigate between banks via the bank list menu.
  • Efficient Management: Use the "Bank Copy" function to duplicate banks without overwriting the internal memory of the synth.
  • Battery-Free: Operates without the need for a battery.
  • Robust Build: CNC metal case sporting a scratch-resistant grey anodized finish.
  • Compatibility: Drop-in replacement for the Korg "MCR-03" RAM card.
  • Extensive Device Compatibility: Works seamlessly with Korg M1, M1-EX, M1R, M1R-EX, T1, T2, T3, WS, WS-EX, WS-A/D, DS8, and A1.

M1 Dedicated Features:

  • Format Decoding: Displays the format of the selected bank on the main screen.(100prg/100cmb, 50prg/50cmb/4200seq, 7700seq).
  • Capture Program: Presents valuable details about the chosen program, including its compatibility with M1/M1EX, or any requirements for an external PCM card.
  • List Program: Showcases 8 program names simultaneously, allowing for quick access and browsing of desired sounds.
  • Bank Info: Provides a comprehensive report highlighting the number of programs in the chosen bank that utilize M1 waveforms, M1EX waveforms, or External PCM card waveforms.

Wavestation Dedicated Feature:

  • Dynamic Update: Automatically updates the card name on the Wavestation display upon selecting a new bank on the Hcard.


Hcard-101 comes with 73 pre-loaded soundbanks, featuring many of the rarest Korg ROM cards and factory preload data for supported synthesizers. On top of that, it includes 11 categorized banks specifically for M1, stamped with the HyperSynth signature.

Pricing: €269/$220 USD.

Hcard-101 is available to purchase from authorized dealers in US including Perfect Circuit, EU and the Hypersynth webstore.




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