Aristona AR1990 pre-amplifier, Aristona AR1890 power-amp

In fraaie en in technisch goede conditie Aristona voorversterker en eindversterker. Technisch gelijk aan Erres 6290 (pre-amp) en Erres 6390 power-amp

Beide toestellen hebben onlangs onderhoud genoten (doorsolderen printen waar nodig, behandeling potmeters, reiniging relais)
Intern schoon/stofvrij

Model voorversterker/pre-amplifier: AR1990

• Frequency response: 10Hz to 200kHz
• Total harmonic distortion: 0.004%
• Input sensitivity: 1.7mV (mic), 2.2mV (MM), 210mV (DIN), 245mV (line)
• Signal to noise ratio: 78dB (mic), 85dB (MM), 104dB (line) Channel separation: 60dB (MM), 80dB (line)
• Output: 210mV (line), 67mV (DIN), 2.8V (Pre out)

Dimensions: 482 x 75 x 360mm
Weight: 6kg
Year: 1980


Model eindversterker/power amplifier: AR1890
power amplifier

• Power output: 60 watts per channel into 8Ω (stereo)
• Frequency response: 10Hz to 150kHz
• Total harmonic distortion: 0.05%
• Input sensitivity: 0.8V
• Signal to noise ratio: 92dB
• Speaker load impedance: 4Ω to 16Ω