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$600 · Restored Nikko Alpha 230 & Nikko Beta 30
Completely restored Nikko Alpha 230 and Nikko Beta 30. Excellent sound and dynamics. Power to spare. --- The Nikko Alpha 230 amplifier --- This is a semi-professional power amplifier providing high power and low distortion. - 120+ watts into 8 ohms. - 130+ watts into 4 ohms. - Frequency response 10 - 100,000 Hz This unit is very clean with a few minor blemishes on faceplate. Has been restored as follows: - All the electrolytic capacitors have been replaced with high quality audio capacitors. Where appropriate some electrolytic capacitors were replaced with film capacitors for improved sound. - New amplifier trim pots for increased stability and reduced noise. - Amplifier's bias and DC offset adjusted to factory settings. --- The Nikko Beta 30 Preamplifier --- Low distortion pre-amp with multiple input and output lines, MM/MC phono cartridge loading, sound processor interface and more. This unit has been restored as follows: - All the electrolytic capacitors have been replaced with high quality audio capacitors. Where appropriate some electrolytic capacitors were replaced with film capacitors for improved sound. - Opamps upgraded to OPA2134PA
