SFD 2 DAC would be another way to upgrade.
whats better integrated amp. for silverline sr-17
right now i'm using a sonic frontier SFT/SFD-1 (transport/dac) & sophia integrated amp. el-34,, driving my silverline sr-17,,,,got a bug bite,,,wish to upgrade/change my integrated amp.,,,my thoughts were manley(stingray),,,audio research(vsi-55),,,cary(sli-80sig.),,, price range 1-3T,,,i still prefer tube amps.,,,needs some INPUTS,,,thanks