The price has been drastically reduced. 2026/1/3 sales price 29,800 yen. Only 1 bottle has been maintained. High efficiency driver unit used in A7-500, etc. Further wideband playback is possible by combining it with the 511B sectional horn. A feeling of use can be seen on the exterior, dullness, rust, scratches, etc. (Kobayashi Hitoshi)
Maintenance information: 2025.12.23 Maintained (1 insulated bushing material replaced between terminals)
Accessories: none
Main specifications: Alnico 8Ω, allowable input, 50W, 105dB, frequency characteristics, 500Hz to 20kHz, W114 x H114 x D94 mm, 3.0 kg