Peter Infeld 3/4 Bass D string - Chrome/spiral rope, medium

The Peter Infeld 3/4 Bass D String in medium gauge is designed for double bass players who want a modern professional string with strong projection, a centered tonal core, and dependable versatility across playing styles. Johnson String describes the Peter Infeld bass line as resonant and focused, built on Thomastik-Infeld's legendary spiral core and updated with a modern blend of materials to support a broad, responsive sound. That makes this D string especially appealing for bassists who move between orchestral repertoire, solo work, and jazz settings while still wanting a clear, stable response under the bow.

Thomastik-Infeld highlights the Peter Infeld double bass line for its powerful midrange presence, centered sound, and substantial range of controllable tone colors. The strings are also described as easy to bow, while still offering growl and sustain for jazz playing and powerful projection for orchestra use. For players seeking a 3/4 upright bass D string with modern response, tonal focus, and broad musical flexibility, the Peter Infeld line stands out as a refined all-around choice.

Features & Specifications

• String: D string.
• Instrument Fit: Designed for 3/4 size double bass.
• Gauge: Medium gauge.
• Model Number: PI62.
• Core Material: Spiral rope core.
• Winding Material: Chrome outer winding.
• Tailpiece Material: Aluminum at the tailpiece end.
• String End: Crimp ball end.
• Vibrating String Length: 104.0 cm / 40.9 in.
• Listed Tension: 29.3 kg / 64.6 lb.
• Tone Core: Centered tonal core with strong mid-frequency presence.
• Response: Easy to bow with clear, controllable articulation.
• Jazz Character: Offers growl and sustain for jazz playing.
• Orchestral Use: Provides powerful projection for orchestra playing.