Tektronix MSO58B 5-BW-500 - 5 Series B MSO (8 Flex Channels / 500 MHz) | TEquipment
Tektronix MSO56B 5-BW-500 - 5 Series B MSO (6 Flex Channels / 500 MHz) | TEquipment
Amazon.com: dbx 555 540 Tube Mic Preamp with Optical Compressor - 500 Series : Musical Instruments
2 Series MSO Mixed Signal Oscilloscope | Tektronix
Tektronix MDO34 3-BW-500 3 Series MDO Oscilloscope | Transcat
Tektronix MDO34 3-BW-500 500 MHz, 4-Channel, 2.5 GS/s Mixed Domain Oscilloscope with 8-bit Vertical Resolution and 11.6 in. HD Touchscreen, 10 M - at the Test Equipment Depot