Rotel RB-1050 stereo power amplifier - $325 (mission district)

This is a great sounding 2-channel stereo amp.
Heavy duty transformers and heat sinks, excellent build quality.
Never runs hot, always cool.
70 watts of pure clean power per side at 8 ohms, and capable of driving 4 ohm loads.
https://www.
hifiengine.
com/manual_library/rotel/rb-1050.
shtml