Description
This cavity reflex klystron tube, the 2K25 or 723A/B (also called a Shepard tube design) was the heart of X-band (8.7-10.5 GHz) used in marine radar sets well into the ’70’s. Used for the local oscillator tube, this unit also saw service in many microwave trainer kits used for educational service. 2k25/ 723A/b / K19 / K27/CV2792 (8.7 to 10.5GHz) reflex klystron, 35-50mW output through a small coaxial probe from the octal base.
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