RF Noise Generator

From Land Boards Wiki
Jump to navigation Jump to search

Design

  • Useful as a filter test signal source
  • From Experimental Methods in RF Design
    • Fig 7.72
    • Described as "not flat"
  • "Junk box" parts
    • (2) 2N3904 transistors
    • (2) 5V (nominal) zener diodes
  • Noise figure -50 dBm @ 10 MHz

Schematic

Ng-sch-prototype.PNG

Prototype

  • Unique nodes in red
  • Prototype on single sided copper clad PCB

NG-layout.PNG

Assembly Sheet

RF Noise Generator Rev 1