Tektronix 494P en Lake Mary, Florida, USA

This highly versatile Tektronix 494P covers the frequency range of 10 kHz to 21 GHz in coax and up to 325 GHz with set of waveguide mixers (sold separately). Has built-in frequency counter which works to 325 GHz. Features: Full programmability with GPIB; Direct plot capability; Keypad data entry; Nonvolatile memory storage; HELP manual built-in in ROM; -117 to +40 dBm amplitude ranges; 30 Hz resolution up to 60 GHz; Input impedance is 50 Ohms (N connector). Not only is this Tektronix 494P Spectrum Analyzer programmable, but it is compact, rugged, and portable as well.
Option:
08 - Delete external mixer capability. Deletes external switching front panel connector and external diplexer to connect and use external waveguide mixers
12 - Help mode text, CRT prompts selectable between German and English. Pull out reference cards in German
13 - Help mode text, CRT prompts selectable between French and English. Pull out reference cards in French