Official Ceyear 3656 Series manufacturer reference showing a 3656D with an English panel and four test ports. The pictured model, port configuration and frequency range do not establish the offered unit's configuration.
Manufacturer reference image of the FSW43 signal and spectrum analyzer, showing its 43.5 GHz frequency range. The white background was removed using an alpha-only mask; the original product pixels, markings, controls, and connectors are retained. The image does not establish the condition, configuration, calibration, or accessories of the offered unit.