Tektronix TDS540C
Options at additional cost:
05 – Video Trigger
13 – Add RS-232/Centronics Hardcopy Interfaces
1M – Add 130K Channel Memory
1R – Rackmount Kit
2C – Comm Signal Analyzer
2F – Extended Waveform Math
2M – Add 2M Channel Memory
3C – Short Wavelength
4C – Long Wavelength
HD – 170MB Internal Hard Drive