It is JBL's first control amplifier to be crowned with a graphics controller, and it is a famous machine that still boasts high popularity today. The dry, horsepower sound quality unique to this era is unparalleled in matching with vintage speakers. It is a control amplifier coveted by JAZZ and ROCK fans that has both good extrusion and a clear outline. The exterior includes line scratches and bumps. Also, the JBL logo on the front has been changed. Serial 2581 (Tamura Eiji)
Maintenance information: Maintained on 2015.8.28 (disassemble and clean each SW volume. Capacitor, lamp, and RCA terminal replacement. Resolder and clean each board. (Input/output waveform check, sound output test, aging)
Accessories: No accessories
Main specifications: LINE input 4 systems PHONO (MM) input 2 systems W397 x H170 x D370 mm 8.0 kg
Maintained! *The volume has been replaced with an Alpine one, and the loudness cannot be used. It is JBL's first control amplifier to be crowned with a graphics controller, and it is a famous machine that still boasts high popularity today. The dry, horsepower sound quality unique to this era is unparalleled in matching with vintage speakers. It is a control amplifier coveted by JAZZ and ROCK fans that has both good extrusion and a clear outline. There are bumps and scratches. Serial 2696 (Fujisawa Yukishi)
Maintenance information: 2025.8.24 maintained (internal check, L/R board coupling C, bypass C, etc. deterioration, capacity loss → replacement, push button lamp out, INPUT SW dismantling contact plate polishing, other SW, VOL all cleaning → operation check)
Accessories: No accessories
Main specifications: LINE input 4 systems PHONO (MM) input 2 systems W397 x H170 x D370 mm 8.0 kg
*Currently sold. 120V specification. CROWN commercial power amplifier. It features driving power unique to professional use that lifts straight. The high braking power at high volume fully demonstrates the quality of a professional device. The exterior has small scratches and dullness. Serial 8500259025 (Hiura Katsuji)
Maintenance information: 2025.12.7 sound output confirmed
Accessories: none
Main specifications: output 25W+25W (8Ω) 120V specification natural air cooling method W483 × H45 × D213 mm 4.5 kg