Nelson-Ross 511

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Nelson-Ross 511
4.5 GHz Spectrum Analyzer plug-in
Nelson-Ross 511 front view

Compatible with 500-series scopes

Produced from (?) to (?)

(All manuals in PDF format unless noted otherwise)
Manuals – Specifications – Links – Pictures

The Nelson-Ross 511 is a spectrum analyzer plug-in for 500-series scopes. Center frequencies go from 10 MHz to 4.5 GHz.

The RF input is fed directly to a single-diode mixer made with a 1N415C diode.