The disposal price has been reduced. Member prices are not applicable. 2025/7/12 sales price 128,000 yen Maintained! Quad power amplifier Despite its compact body, you can enjoy a smooth, thick sound. It really goes well with speakers made in England, and makes you listen to 70s analog sound with a sense of dynamism. There is dullness and small scratches (Sasaki Shota)
Maintenance information: 2025.7.12 Maintained (drive transistor (BD244 x 4), power transistor (MJ15024G x 1), and original differential op amp (TL071 x 2) parts were replaced. The connection cord and power cord have been attached.
Input/output waveform confirmation, left and right sound pressure level checks, load tests, and comprehensive operation tests were performed to confirm normal operation) 2025.6.9 maintained (there is a pattern short in the board, poor output board mounting, capacitor deterioration, block C lead wire soldering, driver transistor deterioration, operation check)
2024.8.6 Maintained (all internal parts checked, LCH power stage TR x 1 half short NG replacement, DC cut C replacement within the board, replacement of bottom cover rubber foot defects, operation check)
Accessories: copy of manual, power cable, connection cable
Main specifications: 100W+100W frequency characteristics 20 to 20 kHz dimensions W341 x H115 x D195 mm weight 9 kg
Maintained. The grain of the sound is clear and the smoothness of the connection has also been improved. This is a 1200 Hz crossover network ideal for the combination of a 38 cm woofer and 1 inch driver. The exterior has dullness and scratches due to use over time, serial 18254 18275 (Asaine Satoshi Law)
Maintenance Information: 2024.4.16 Maintained (Screws, Insulated Washer Parts Replacement Switch Contact Cleaning)
Accessories: none
Key Specifications: Crossover 1200 Hz 8 Ohm 3 Position Switch with Level Control