If you listen at low volumes you should be able to use an RM9. I owned the original back in the day and they’re lovely, lovely sounding amps. Or you cold go all CJ with something like this:
https://www.audiogon.com/listings/tube-conrad-johnson-premier-four-100w-ch-tube-power-amplifier-2016...
https://www.audiogon.com/listings/tube-conrad-johnson-premier-four-100w-ch-tube-power-amplifier-2016...