Grado Labs
Grado Platinum4
Grado Platinum4
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Platinum4 is a Grado Timbre moving iron phono cartridge. Available in stereo or mono, with 1.0mV or 4.0mV output.
GRADO / TIMBRE SERIES
Platinum4
Platinum4 pairs a Mediterranean olive wood housing with an aluminum cantilever and elliptical diamond.
Choose the right configuration
Platinum4 is a Grado Timbre moving iron phono cartridge. Available in stereo or mono, with 1.0mV or 4.0mV 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 | Mediterranean olive wood |
|---|---|
| Cantilever / diamond | Aluminum / elliptical diamond |
| Output | Low: 1.0 mV / High: 4.0 mV |
| Input load | 10–47 kΩ |
| Inductance | Low: 6 mH / High: 55 mH |
| Resistance | Low: 70 Ω / High: 660 Ω |
| Weight | 9.4 g |
| Tracking force | 1.6–1.9 g |
| Compliance | 20 μm/mN |
| Channel separation | Average 30 dB, 10–30 kHz |
| Frequency response | 10 Hz–60 kHz |
| Capacitive loading | Manufacturer specifies insensitivity to capacitive load |
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.
