“Non-plus-ultra” reference preamplifier from USA manufacturer Boulder. Soundwise a real dream and built like a tank with a weight of more than 50kg. A search with Google will supply you with an large amount of info and extreme praise for this musical instrument.

Including original metal remote, manual and original box for the preamp itself. Newprice: 54.000 euro (pricelist is available), now for 8.500 euro.