Octave Audio Jubilee Mono Ultimate
Image source — © Octave Audio
Model name
Jubilee Mono Ultimate
Input sensitivity (mV)
1500
Input impedance (balanced) (Ω)
N/A
Input impedance (single-ended) (Ω)
N/A
Output impedance (balanced) (Ω)
N/A
Output impedance (single-ended) (Ω)
N/A
Max current (A)
N/A
Output power (8Ω) (W)
N/A
Output power (4Ω) (W)
440
Gain (dBu)
28
Frequency response low +/- 3dB (Hz)
10
Frequency response high +/- 3dB (Hz)
80 000
Signal to Noise Ratio (dB)
103
Total Harmonic Distortion + Noise (0% global feedback) (%)
N/A
Total Harmonic Distortion + Noise (100% global feedback) (%)
<0.1
Max power consumption (W)
N/A
Damping factor
N/A
Dimensions (mm)
280 x 750 x 484
Weight (kg)
78
Official link
The Octave Audio Jubilee 300B circuit is based on electronic power supplies for each 300V lamp, which guarantees the operation of three "tubes" in parallel mode. The voltage and heat dissipation are adjusted automatically, which significantly increases the lamp life and sound quality.