VintageChief - Near mint vintage Pioneer SA-506 amplifier (1978 - 1979). Delivers 25 watts per channel (8 ohm) and features a pair of beautiful VU-meters. | Facebook
Pioneer TX-606 and SA-506 review - YouTube
Used Pioneer SA-506 Integrated amplifiers for Sale | HifiShark.com
Used Pioneer SA-506 Integrated amplifiers for Sale | HifiShark.com
Used Pioneer SA-506 Integrated amplifiers for Sale | HifiShark.com