SPL HPm

Headphone monitoring amp with the Phonitor Matrix 500 module

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Technical Data

Manufactured by SPL
Released in 2017
Average price : $391
Two separately adjustable headphone outputs, each with their own separate amplifier stages
Phase reversal of L and R channels, as well as stereo / mono / mute switching
Electronically balanced
Impedance: 10 kOhm
Max. input level: +21 dBu
Max. output level: +18 dBu @ 600 ohm, +15 dBu @ 300 ohm, +5 dBu @ 32 ohm
Frequency range: 10 - 10,000 Hz
Noise floor: -92.3 dBu (A-weighted)
Total harmonic distortion (THD): 0.00024% (at an output level of 0 dBu and 600 ohm)
0 dBu = 0.775 V
Dual slot 500 series rack module
Weight : 0.8kg