This is a little over budget but may be worth the stretch compared to the typical Topping/SMSL Amps.
NAD D 3020 v1 - Hybrid Digital DAC Amplifier 5703120230382 | eBay NAD D 3020 v1 - Hybrid Digital DAC Amplifier. Condition is Used. Exceptional condition, comes with all original packaging and remote.
What HiFi 5star award winner.
https://www.whathifi.com/nad/d-3020/review www.ebay.co.uk
Or possibly one of the Cyrus amps, a little older and have a leaner sound but may be will fit the bill.
Cyrus 6 integrated amplifier | eBay Find many great new & used options and get the best deals for Cyrus 6 integrated amplifier at the best online prices at eBay! Free delivery for many products! www.ebay.co.uk
If cash is tight then this is smaller but not small but a cheeky offer may be worth it.
QUAD 77 SERIES INTEGRATED AMPLIFIER | eBay FOR YOUR CONSIDERATION IS THIS QUAD 77 SERIES INTEGRATED AMPLIFIER. A NICE PIECE OF BRITISH HISTORY. www.ebay.co.uk
Note, these are all buy it now but you may get lucky with similar in a true auction.
Like this one.
Musical Fidelity XA1 | eBay The XA1 is for sale as its been replaced by the MF M3Si. When the M3 failed we brought the XA1 back during the repair period and hardly noticed. But the M3 is soooo much more powerful. The XA1 is a manual amp. www.ebay.co.uk |