-condition- ●Maintained and tested: good ●Power: good ●Audio input / speaker output: good ●Surround modes and controls: good ●Body condition: scratches, minor marks, dullness and oxidation ●Accessories: none (main unit only)
-specification- ●Manufacturer: YAMAHA ●Model: SR-50 ●Type: surround processing amplifier ●Production period: circa 1987 ●Rated output: 25 W + 25 W (8 ohms) / 28 W + 28 W (6 ohms) ●Delay time: 10 to 30 ms ●Power supply: AC 100 V, 50 / 60 Hz ●Power consumption: 57 W ●Dimensions: 435 W × 70 H × 384 D mm ●Weight: 5.3 kg ●Accessories: none (main unit only)