Maintained! Dinaco tube preamp. An American sound with an outstanding crisp, dry tone and a slight sense of extrusion. There is a lot of feeling of use on the exterior front panel, such as dullness, stains, corrosion, scuffs, etc. (Murakoshi Yoichi)
Maintenance information: 2025.12.10 Maintained (switch contact cleaning, contact grease application. Vacuum tube socket replacement, retighten power switch knob, check input/output operation)
Accessories: none
Main specifications: Rectifier tube 12x4 12AX7 x 4 PHONO1 system line system 3 system tape system 1 system pre-out 1 system W335 x H100 x D220 mm