We have paired the ff SS/Tube amps successfully with the 15" coax:
Anthony's vintage Fisher X-100 tube amp (16 watts)
Anthony's Sakura av-200T hybrid amp (25 watts)
Jojod's BabyG Gaincard SS amp (40 watts)
JoeyGS's SS T-amp (8 watts)
Tino's ASL Leyla tube amp (22 watts)
Patrick's ASL tube amp (8 watts)
Feel free to bring any ss/tube amps to Anthony's lair to audition the coax 15"