Marantz 2220 receiver, serviced in excellent condition, serviced - $800 (Midlothian)

Marantz 2220 receiver, serviced in excellent condition, serviced.
My tech guy replaced a few transistors, then cleaned and de-oxidized all switches and controls.
Specifications Tuning range: FM, MW Power output: 20 watts per channel into 8Ω (stereo) Frequency response: 10Hz to 50kHz Total harmonic distortion: 0.
9%