The Bel Canto SET40 is an excellent single ended triode stereo amp that uses one 845 per channel. Due to it's excellent output transformers as well as it's circuit design, it provides a wonderfully dynamic and full range frequency response.
However, you must find them on the used market as they are no longer available new......very worthwhile searching for though.
However, you must find them on the used market as they are no longer available new......very worthwhile searching for though.