Difference between revisions of "RF Noise Generator"

From Land Boards Wiki
Jump to navigation Jump to search
Line 1: Line 1:
 
== Design ==
 
== Design ==
  
 +
* Useful as a filter test signal source
 
* From Experimental Methods in RF Design
 
* From Experimental Methods in RF Design
* (2) 2N3904 transistors
+
** Fig 7.72
* (2) 5V (nominal) zener diodes
+
* "Junk box" parts
 +
** (2) 2N3904 transistors
 +
** (2) 5V (nominal) zener diodes
 +
* Noise figure -50 dBm @ 10 MHz
 +
* "Not flat"
  
 
== Schematic ==
 
== Schematic ==

Revision as of 14:59, 21 August 2021

Design

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

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