High Definition Oscilloscope

Looking for a domestic source. This means that the country of origin is the USA. This means not just the manufacturing but also the raw materials must be from the USA. Look for a High Definition Oscilloscope - 1 each 4 or 8 analog channels, 16-bit logic + optional additional 16-bit logic Bandwidth:

350 or 500 MHz Sample Rate: up to 2.5 GS/s Vertical resolution: 12 bit High resolution mode: up to 16 bit Measurement memory: up to 1 GigaPoints History waveforms: up to 200,000 triggers Simultaneous Multi-Channel Measurements: Up to 32 bit logic + 8 channels Up to 16 channels with two connected DLM5000HDs via DLMsync IEEE1588 Synchronous Support Highly-Responsive, Intuitive 12.1in Touchscreen with Traditional Oscilloscope Control Panel Superior Noise Immunity Logic and Serial Bus Analysis Additional Math Channels Extensive Voltage Ranges Compact, Light, Portable