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Sony MDR-7509HD
Impedance 24 Ω
Efficiency 107.0 dB SPL/mW
Frequency Response 5 - 80,000 Hz
Transducer Type Dynamic
Operating Principle Closed
Target SPL Requirements
Target Power Voltage
90.0 dB 0.02 mW 0.02 Vrms
92.5 dB 0.04 mW 0.03 Vrms
95.0 dB 0.06 mW 0.04 Vrms
97.5 dB 0.11 mW 0.05 Vrms
100.0 dB 0.2 mW 0.07 Vrms
102.5 dB 0.35 mW 0.09 Vrms
105.0 dB 0.63 mW 0.12 Vrms
107.5 dB 1.1 mW 0.16 Vrms
110.0 dB 2.0 mW 0.22 Vrms
Price History
Current $235.38
Highest $1,225.00
Lowest $235.38
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Popular amps for Sony MDR-7509HD

Model Peak SPL Portable Price
Electric Avenues PA2V2 Electric Avenues PA2V2 119.2 dB $70.00
Schiit Magni Schiit Magni 127.0 dB $12.99
Schiit Magni 2 Schiit Magni 2 137.8 dB $5.99
Schiit Fulla 2 Schiit Fulla 2 132.6 dB $99.00
Schiit Fulla Schiit Fulla 131.3 dB $59.00
Schiit Magni 3 Schiit Magni 3 140.0 dB $99.00
FiiO E10K FiiO E10K 119.2 dB $71.30