Grado Labs
Grado Epoch4
Grado Epoch4
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Epoch4 is a Grado Lineage moving iron phono cartridge. Choose stereo or mono at 1.0mV output.
GRADO / LINEAGE SERIES
Epoch4
Epoch4 combines a Brazilian ebony housing, sapphire cantilever and Shibata diamond, with gold-plated OCC copper in its internal signal path.
Choose the right configuration
Epoch4 is a Grado Lineage moving iron phono cartridge. Choose stereo or mono at 1.0mV output. Match output, phono-stage gain and loading, and tonearm requirements before ordering. Moving iron describes the generator; it does not make every phono stage a suitable match.
Manufacturer specifications
| Body | Brazilian ebony wood |
|---|---|
| Cantilever / diamond | Sapphire / Shibata diamond |
| Output | 1.0 mV |
| Input load | 10–47 kΩ |
| Inductance | 8 mH |
| Resistance | 95 Ω |
| Weight | 10.5 g |
| Tracking force | 1.6–1.9 g |
| Compliance | 20 μm/mN |
| Channel separation | Average 30 dB, 10–30 kHz |
| Frequency response | 5 Hz–75 kHz |
Output ratings are specified at 5 cm/s, 45°. Specifications: Grado Labs.
Long-term ownership
Grado supports its wood-bodied cartridges through a Wood Cartridge Upgrade Program. Contact House of Stereo about eligibility and current terms. Trade-in pricing is handled separately from a new cartridge purchase.
