Maintained in March 2022. JBL's 2-way network. An essential item when adding a tweeter driver to a full range unit such as the D130. The exterior has peeling paint and rust spots. Serial 210409 210411 (Mizushima Itsuro)
Maintenance information: 2025.3.18 Operation confirmed
2022.3.12 Maintained (terminal rust removal, acid washing, cleaning, insulation bushing & mounting screw replacement, ATT brand new replacement. A frequency characteristic measurement check (~ 42 kHz) was performed, and the original capacitor was continuously used because the results were good. (Input/output waveform and balance check, sound output check)
Accessories: none
Main specifications: 2-way network 8 ohm crossover 2,500 Hz W121 × H153 × D93 mm 0.7 kg