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Audiobot Notes
Peak SPL

129.3 dB

Damping factor 3.2

Headphones with higher impedances may be a better fit for this amp

Grado GH1
Impedance 32 Ω
Efficiency 99.8 dB SPL/mW
Frequency Response 13 - 29,000 Hz
Transducer Type Dynamic
Operating Principle Open
Ear Coupling Over-ear
Additional Notes
"The GH1 is a special edition Grado headphone made from Maple trees in the Grado family's Brooklyn neighborhood of Sunset Park. These headphones are available in very limited quantities and when they're gone, they're gone."
Price History
Current $650.00
Highest $650.00
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Output Impedance 10.0 Ω
Power Output 80 mW at 600 Ω
150 mW at 300 Ω
900 mW at 32 Ω
1,000 mW at 16 Ω
Frequency Range 20 - 20,000 Hz
Price History
Current $103.00
Highest $377.20
Lowest $103.00
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