Plugin interface — screenshot pending
Channel Strip

Helios Type 69

UAD / Universal Audio

The Helios Type 69 Preamp and EQ Collection is a vintage channel strip plugin that combines a Lustraphone transformer-based mic preamp with a colorful inductor-based three-band EQ. It authentically emulates the rare hardware used on legendary rock albums, delivering punchy midrange aggression and assertive character ideal for tracking and mixing.

Key Features

01Lustraphone transformer-based mic preamp with Unison technology for Apollo interfaces
02Three-band passive EQ with inductor saturation modeling
03Mic/Line input selection with six preamp gain positions (20-70 dB)
04Four uniquely voiced low-frequency boost filters (60 Hz, 100 Hz, 200 Hz, 400 Hz) plus 50 Hz fixed low-cut mode
05Eight selectable midrange frequencies (700 Hz–6 kHz) with Peak/Trough modes
06Fixed 10 kHz high-shelf with ±12 dB to ±16 dB range
07Output level fader with -∞ to +10 dB range and -20 dB pad switch

Things to Try

  • 01Switch to Mic input mode and boost gain for creative preamp distortion on line-level sources
  • 02Use the 50 Hz low-cut mode (Bass knob set to dB values) to clean up overheads and room microphones
  • 03Sweep Mid Freq through 700 Hz to 6 kHz while boosting Mid Gain to find aggressive tonal sweet spots
  • 04Combine high-shelf boost at 10 kHz with low-frequency peak boost for open, aggressive tracking character

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