Trio KA6100 Amplifier - The whole Phono stage has been rebuilt  with all new transistors and capacitors that control the gain bandwidth product - this increases signal to noise ratio.  ... the rest fully serviced. 
 
Excellent condition - 
 
Amplifier Specifications
Power output: 50 watts per channel into 8Ω (stereo)
Frequency response: 10Hz to 50kHz
Total harmonic distortion: 0.03%
Damping factor: 50
Input sensitivity: 2.5mV (MM), 150mV (line)
 
Speaker load impedance: 4Ω to 16Ω
 
Dimensions: 455 x 179 x 387mm
 
Weight: 12.1kg