Mixed Signal Oscilloscope (MSO24) 4 Channel Series 2 Range - Tektronix SUP2-BW350T500-4, The Tektronix SUP2-BW350T500-4 MSO24 is an official firmware upgrade.
This will upgrade a 4 channel 350MHz MSO-24 2-BW-350 to a 500MHz MSO-24 2-BW-500.
Tektronix SUP2-BW350T500-4 MSO24 Bandwidth Upgrade From 350MHz to 500MHz