APM-66ES
| Brand | Sony |
| Function | Speaker |
| Produced | 1985 - 1988 |
| Country | Japan |
| Form Factor | Floorstanding / Stand Mounted |
| Signal Path | Analog Hardware |
| Dimensions | 660 x 380 x 365mm |
| Weight | 26kg |
| Frequency Response | 30Hz - 30Khz |
| Woofer | 424 cm2 |
| Mid-range speakers | 48 cm2 |
| Tweeter | 9 cm2 |
| Transition frequency | 600/4500 Hz (12 dB / oct) |
| Frequency response | 28 - 45,000 Hz |
| Resonance frequency | 30 Hz |
| Load capacity | Sine: 100W (Peak: 200W) |
| Sound pressure | 90 dB (1 W / 1m) |
| Level adjuster | MT (0 dB ~ -50) |
| Level adjuster | HT (0 dB ~ -50) |
| 3 way, Bass refelw | 6 Ω |
| Links | The Vintage Knob · hifi-studio.de |
Added by neatlittlefellow