Radial J48 MK2

Type: Active 48V with switching supply
Input impedance: Unbalanced 220K-Ohms
Output impedance: Balanced 600-Ohms
Frequency response: 10Hz to 80kHz
Linear performance: +/- 0.12dB from 20Hz to 20kHz
Total harmonic distortion: 0.06% @ 20Hz, 0.005% @ 1 kHz
Phase distortion: 0.02° at 1kHz
Maximum input voltage 3.12 Volts RMS ( 9V peak )
Size: 3.5" wide, 2" high, 5.5" deep
Weight: 1kg or 2lbs
Construction: Welded 14-gauge steel
Finish: Baked enamel coat