Geofón DIY kit
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Geofón DIY kit is a kit version of the Geofón, a sensitive omnidirectional geophone adjusted for field recording purposes. Originally designed for seismic measurements, it can be used with regular field recording equipment to capture very faint vibrations in various materials and even soil.
🛠️ Build guide
Geophone
Directivity: omnidirectional
Frequency response: 10 – 1000+ Hz
Impedance: 3500 Ω ± 5%
Resonant frequency: 20 Hz ± 6%
Open–circuit sensitivity: 88.0 V/m/s ± 5%
Cable: 1.5 m, robust polyurethane jacket, shielded
Output: XLR-3M balanced, gold-plated black Neutrik connector
Dimensions & weight: 52.5 mm x 36.5 mm ⌀, 190 g (including the cable and the magnet)
Specifications are subject to change without notice. Specifications have changed for models sold after 31st of March 2025.
- Geofón body, consisting of two parts, with a cable gland
- Geofón element (hidden in the body)
- 1,5 m polyurethane cable
- M4 x 6 mm stainless bolt (in the tube)
- a heat-shrink tubing (in the tube)
- Neutrik XLR connector
-
a neodymium magnet (attached to the body)
- a stainless steel spike with an extender (in the tube)
- a suction cup
Headphone listening recommended 🎧
Bridge handrail (unprocessed)
Locks on bridge, rattling (unprocessed)
Bowed plastic siding (unprocessed), recorded by Kai Paquin
Bathroom fan (unprocessed), recorded by Kai Paquin