Maintained in November 2019! Popular 500 Hz networks installed in Paragon and Olympus. It uses excellent parts such as high-voltage non-polar capacitors and coils using low-loss Orient cores, and is a network that is easy to use with 500 Hz crosses, and is very easy to use for those who are assembled with 175 or 375 drivers. There are spots and small scratches on the exterior (Tomonori Asae)
Maintenance information: 2019.11.28 Maintained (terminal rust removal processing, cleaning. Replace insulating bushings and mounting screws. SW ATT contact cleaning The ATT stop screw on one side is screwed, so replace it. Frequency characteristics were measured and the original capacitors were continuously used because the results were good. (Input/output waveform and balance check, sound output check)
Accessories: none
Key Specifications: Crossover Frequency/500Hz Level Control/3 Position Switch 8Ω W159 × H153 × D120 mm 2.3 kg