I can underwrite the unit with a 1 year warranty as I know it inside out down to board level repair.
500-MHz Bandwidth Mixed Signal Oscilloscope
2 scope and 16 digital channels for mixed signal analysis
The Keysight 54642D 2+16 channel, 500 MHz Mixed-Signal Oscilloscope (MSO), with two scope channels and 16 logic timing
channels, uniquely combines the detailed signal analysis of a scope with the multi-channel timing measurements of a logic analyzer. It lets you trigger on and view the complex interactions among your signals on up to 18 channels simultaneously.
The 54642D is ideally suited for applications where clock speeds are approaching 100 MHz.
Unique 2+16 channel MSO model
500 MHz, 2 GSa/s
High-definition display with superior horizontal resolution
8 MB deep memory mapped to 32 levels of intensity, 25 million vectors/sec.
Powerful, flexible triggering including I²C , SPI, LIN, CAN and USB
Standard built-in floppy, RS-232 and parallel ports, FFT's
If you have a tight budget and is willing to deal with a little chip in the front bezel, I can negotiate a discount