It is a high-pass filter recommended for the Super Tweeter PT-R100 released in 2002. It is possible to select the frequency to be cut with the 12/16/20kHz terminal to be connected. The appearance is Kusumi and there are abrasions. (Hitoshi Kobayashi)
Maintenance information: 2022.4.3 operation confirmed
Accessories: None
Main Specifications: Crossover Frequency: 12K/16K/20kHz (-12dB/Oct) Switchable Impedance 8Ω Maximum Input 100W W150 × H105 × D85mm 1.0 kg