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Octave HP300 SE

Discover the pinnacle of sound engineering with the Octave HP 300 SE Preamp, offering enhanced connections, supreme signal quality, and unmatched flexibility for a truly immersive audio experience.
SKU: sd-14

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Enhanced Sound Prowess

Experience the amplified power of the Octave HP 300 SE – an enhanced version of the acclaimed HP 300 MKII, extending our range of Preamps for uncompromising audio excellence.

Unmatched Flexibility

Unleash your audio potential with two XLR Inputs, three RCA Inputs, one Monitor Output, two RCA Outputs, and one XLR Output, providing seamless connection options for your audio setup.

Supreme Signal Quality

Immerse yourself in crystal-clear sound with the new designed Line Amp boasting an extremely high Signal to Noise Ratio and ultra-low noise Voltage regulators.

Home Theatre Bypass Functionality

Seamlessly integrate with modern HiFi setups using the Home Theatre Bypass Feature, and effortlessly switch between RCA and XLR inputs for added convenience.


Gain high: 25 dB = 18.5 Gain med: 19 dB = 8.8 Gain low: 12 dB = 4 Frequency Response Gain high: 10 Hz – 200 kHz – 1.5 dB Total Harmonic Distortion Gain high: 0.03% S/N Ratio (Gain high): -92 dB S/N Ratio (Gain low): -108 dB Left/Right Crosstalk: 90 dB @ 1 kHz Input to Input Crosstalk: 100 dB @ 1 kHz Input Impedance: 100 kOhm Output Impedance: 50 Ohm (cinch); 150 Ohm (XLR) Channel Balance: 0.5 dB @ 70 dB Connections: Inputs – 3 x Cinch, 2 x XLR, 1 x Phono Option; Outputs – 2 x Cinch, 1 x XLR, 1 x Monitor Features: HT Bypass, Sym. Inputs and Outputs, Monitor Out Phono-MC: RIAA-Equalization Accuracy: 0.3 dB @ 15 Hz – 20 kHz, Corner Frequency Subsonic Filter: 15 Hz / – 3 dB, Input Impedance: 30 – 1000 Ohm, Input Sensitivity: 0.2 mV / 0.7 mV, Gain low: 58 dB, Gain high: 67 dB, S/N Ratio (weighted): -75 dB Power Consumption: 35 W Weight with Power Supply: 12 kg Standard Accessories: Power cord, IR-Remote Control Dimensions (Preamp): W x H x D = 438 x 77 x 410 mm Dimensions (Power Supply): W x H x D = 110 x 80 x 250 mm


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