Maintained! There is only one super rare mono speaker “Europa Junior”. DC 220V field power supply included Very dense, deep, and powerful sound. At the time of the 1930s, speakers had a vast sense of scale due to sound separation even though there was no 2-channel “stereo”. Woofer (44006) 035656 DC220V Driver (43011) 141952 DC60V 100oh*Connect PA250-0.42B directly to the driver to 220V input to the woofer (Tetsuji Oikawa)
Maintenance information: 2022.11.15 Maintained (2 cables (3 m) with protective diodes were created, one for the woofer and the other for the driver. Check that the diode works in the forward and reverse directions. Exterior repair/cleaning, unit detachment, edge repair, spacer manufacturing (diaphragm part edge peeling treatment), field coil part rare short repair
Main specifications: DC220V specification Product number KL43004 driver type 43011 woofer type 44006 horn type 43003 W550 × H1050 × D470 mm (actual measurement)