※1 bottle only. The frame is cheap because paint, magic marks, etc. are not in good condition. This is a ferrite model, a 20cm cone-shaped full-range speaker unit representing Altec. It is characterized by a light sound with good response. The exterior is dull and dirty on the corn paper. Serial 31537 (Yonejima Satoshi)
Maintenance information: 2023.9.23 sweep test good
Accessories: No accessories
Main specifications: 20cm cone type full range speaker frequency characteristics 70Hz to 11kHz minimum resonance frequency 80Hz impedance 8Ω rated input 12W output sound pressure level 102 dB weight 1.4 kg