2hp — Delay

• Manual PDF

2hp Delay Module Manual (PDF)

Using the 2hp Delay in Full-Length Eurorack Songs

Transitioning from looping beats and appealing basslines to a cohesive, evolving full-length track in modular can be a challenge. The 2hp Delay, as described in the manual above, is a flexible delay processor with CV (control voltage) over all key parameters: delay time, feedback, and mix. This flexibility is helpful not just for sound design, but for structure, movement, and evolving arrangements within a modular song. Below are some ways you can incorporate this delay module to help shape and expand your tracks into fully realized pieces.

Core Functions Recap

• Delay Time (TIME): From very short to nearly 2s, CV controllable.
• Feedback (FDBK): From subtle repeats to infinite looping, CV controllable.
• Mix: Blend dry/wet signals, CV controllable.

Strategic Uses for Song Structure

1. Evolving Textures and Sections

Automate Parameters with Sequencers or LFOs: - Send slow-moving LFOs or sequencer CVs into the TIME, FDBK, and MIX CV inputs. - Example: Increase MIX and FDBK in breakdowns for atmospheric washes, then snap back to dry signal for drops or chorus sections.

2. Transitions & Builds

Delay as a Transition Tool: - Gradually raise feedback and wet mix at song "breaks" to create decaying, smeared echoes or pseudo-reverb effects. - Automate TIME for pitch-shifting or tape-speed effects between sections.

Scene Changes with Delay: - Use a voltage offset or switch module to change TIME/MIX/FDBK presets instantly between "verse" and "chorus" song parts.

3. Creating Movement and Interest

Stereo Movement: - If you have two delay modules or can mult the output, pan short and long delays left/right for evolving stereo fields.

Rhythmic Delay: - Sync short delay times to clock multipliers/dividers so echo patterns complement your rhythm.

4. Generative & Textural Use

Looping Ambient Beds: - With FDBK at or near maximum, the module can “freeze” or self-oscillate echoes. Use this for evolving foundations, drone backdrops, or to slowly layer sounds during long-form arrangements.

Live Performance: - Manually tweak controls for real-time dub-style effects during improvisation, feeding sections in and out with MIX/FDBK.

5. Multitimbral & Dynamic Song Arrangements

Parallel Processing: - Mult a melodic or rhythmic track, send one signal through Delay and one dry. Use VCAs/mixers to crossfade these sources over song sections.

Trigger-Based Modulation: - Use envelopes or trigger-based stepped CV (e.g., from a gate sequencer) to bump FDBK/MIX, causing bursts of echo on particular measures or accents.

Example Patch for a Full Track

1. Drum Beat: Sequenced as main groove.
2. Bass Line: Dry most of the time; send occasional fills through Delay with increased MIX and FDBK during drops.
3. Lead/Melodic Voice: Route through Delay. Automate TIME and FDBK for intro/outro and bridge sections.
4. Atmospheric Pads: Sample and hold or manual knob sweeps into all CV inputs create shifting, evolving textures.
5. Master Section: Fade FX return in and out with VCA for song structure—wet during breakdowns, dry for climax/groove.

Tips for Song-Length Structure

• Automate With Intent: Plan CV automation as “arrangement lanes,” not just modulation.
• Save "Infinity": Reserve maximum feedback for climactic moments (breakdowns, buildups, outros).
• Morph or Crossfade: Use VCAs and mixers to seamlessly shift between wet/dry or layered voices.

Conclusion

The 2hp Delay’s CV-controllability is not just for fun modulations, but becomes essential for real song-building within eurorack. Treat your delay parameters as compositional tools, not just effects. With creative CV routing, switching, and performance gestures, you’ll unlock a toolkit for evolving, dynamic modular songs.

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