BRZHiFi Audio FV-2020 High Middle And Bass Frequency Adjustment Classic Audiophile Level Pure Class A Tone Preamplifier
This machine is improved and upgraded to F1 pre-stage circuit. Originally the customer satisfaction is relatively high. Now, it is designed and produced in a new way according to the aesthetic vision of modern users. This machine on the basis of the original machine changed the layout and material, two sound channel independent power supply, independent amplification, as far as possible to reduce mutual crosstalk influence. Make sure the sound is more pure and the restoration is more accurate. This machine is powered by class A power supply, which can ensure the warm tone of the original design to give full play.
The standard operation amplifier of this machine is 4 single operation amplifier (two single operation amplifier are used for each sound channel), with multiple configuration options.
Input: Analog RCA Audio Input*4
Op chip: LME49710NA *4
Input impedance: 50K
Output impedance: 600 Ohm
THD: ≤0.003% 1KHz
SNR: 115dB @1KHz
Frequency response range: 18Hz-25kHz (±3 dB)
Size: 330*210*60 mm
Net weight: 3kg