The Tigris was an integrated and a great one at that. I compared it to the CJ CAV-45 at the time and it smoked the CJ. I couldn't afford either and bought a BEAT 100 from Audio Outlet in Mt, Kisco, NY
The Baron was a stereo amp that had two separate power supplies and two power cords.
https://www.usaudiomart.com/details/650007817-mesa-baron-tube-amp/