This is a rare Musica low frequency amplifier. By increasing the low frequency range below 100 Hz, you can enjoy rich bass even with small speakers. Also, it's perfect if you're looking for strong bass like an analog disc on a CD. Serial 261959 (Tamura Eiji)
Maintenance information: 2025.5.3 operation confirmed
Accessories: AC adapter
Main specifications: Low frequency amplifier, total harmonic distortion ratio 0.03% or less, frequency characteristics, 1 Hz to 100 khz input RAC1 system, W82 x H60 x D260 mm