The Onkyo A-15 is a vintage integrated dual super servo audio amplifier. It is a slimline model with a silver face. The A-15 is equipped with a single STK463 output chip which powers the stereo channels. Manufactured from 1979 to 1982, it's no longer sold as new. Controls for everything but source and volume are located under a front door that swings down. The A-15 was sold to be used with the T-15 analogue tuner and the T-25 digital tuner. It also has VU meters to monitor the output signal.
Power supply: AC 220v at 50Hz, AC 120v at 60Hz
Output: 30 watts per channel
Dimensions: 16.5 inches by 3 inches by 11 inches
Weight: 6.4kg or 6.67kg
The manufacturer's suggested retail price at the time of manufacture was £117; the unit can be purchased used for as low as £20 as of October 2010.