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JMF AUDIO HQS 9001
JMF AUDIO HQS 9001
Stereo, 2x 250WRMS/8Ω 450WRMS/4Ω 550WRMS/2Ω (1Ω limit), 2x 80A. CMMR 100dB. Dimensions: 482 W x 149 H x 539 D (mm), 34Kg. Power cable PC3.
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The HQS 9001 is JMF Audio's remarkable reference mono power amplifier, reproducing music with unrivalled density, articulation, subtlety and tonal accuracy, revealing the finest nuances. The Orose® machined aluminium enclosure houses an internal chassis and its sub-chassis.
Technical specifications:
- Impedance: 20kΩ
- Sensitivity: All models have the same voltage gain (facilitating multi-amplification).
- Connection: 3-pin XLR: metal housing, gold-plated contacts
- Common mode rejection: 100dB CMRR typ. based on psychoacoustic criteria as of 2012
- Type: High-precision balanced input stage (impedance matched to PRS1.5).
- Monitoring: Level metering (-15dB to +3dB), Input offset, Overload, High temp.
Output:
- RMS output power: 600W / 8Ω 1000W / 4Ω 1700W / 2Ω 3000W / 1Ω
- Output current capacity: 330A
- Operating load limit: 1 Ω (0.6 Ω): intentionally limited current for amplifier and loudspeaker protection
- Connection: JMF Audio LSS dia. 6 mm (120 A nominal continuous)
Noise and hum floor: Better than -125dB unweighted 1kHz (measured date 2012)
Wideband: 3Hz..100kHz (-3dB) 3Hz..40kHz (0dB) (intentionally limited for RF immunity)
Audio signal coupling: DC coupled (exclusive DC servo circuitry).
Protection circuitry:
Front panel standby control (prior to F version).
Automatic high-frequency high-signal protection
Automatic DC protection below 3 Hz
Automatic overheating protection
Automatic overload and short-circuit protection
Mains voltage monitoring - advanced protection (activation of protections reported on the front panel)
Power supply: 100, 120, 230-240 V AC (internal selection)
Automatic airflow
Sealed case design (no air passage inside the amplifier, no dust).
Case: Orose® machined anodised aluminium outer case up to 16 mm thick, machined steel and rose gold buttons
Dimensions (G version)
19"+ wide | 482 W (front panel) x 605 D x 186 H mm including airflow unit (not shown in the picture)
54 kg/unit
Net weight (G version)
Finishes: Silver or Black (anodised)
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