This is a 1950's full range unit using a VAC Alnico magnet. A sharp, hard vintage sound. Surprisingly, it's a unit where you can enjoy choosing the sauce. The exterior has dullness, oxidation, and writing on the frame (Satoshi Yonejima)
Maintenance information: 2024.2.1 sweep check OK
Accessories: none
Main specifications: 20 cm full range unit, 5 ohm Alnico magnet diameter 200 x D105 mm, approx. 1 kg