Mixed Signal Oscilloscope (MSO22) 2 Channel Series 2 Range - Tektronix SUP2-BW100T350-2, The Tektronix SUP2-BW100T350-2 MSO22 is an official firmware upgrade.
This will upgrade a 100MHz MSO-22 2-BW-100 to a 350MHz MSO-22 2-BW-350.
Tektronix SUP2-BW100T350-2 MSO22 Bandwidth Upgrade From 100MHz to 350MHz