※There is only 1 bottle, and there are problems such as a missing square black cover on the back, etc., and it is inexpensive. This is Altech's 2-way, 800Hz crossover network. Equipped with an attenuator. Please use this when you want to change A5 or A7 to 800Hz. The exterior has a strong sense of use such as scratches and dullness (Murakoshi Yoichi)
Maintenance information: 2025.12.14 sound output confirmed
Accessories: none
Main specifications: allowable input 100W input impedance 8Ω attenuator 1dB to 10dB crossover frequency 800Hz dimensions W122 x H140 x D143 mm weight 1.6 kg