Difference between revisions of "RF Noise Generator"
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Blwikiadmin (talk | contribs) (→Design) |
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| Line 4: | Line 4: | ||
* From Experimental Methods in RF Design | * From Experimental Methods in RF Design | ||
** Fig 7.72 | ** Fig 7.72 | ||
| + | ** Described as "not flat" | ||
* "Junk box" parts | * "Junk box" parts | ||
** (2) 2N3904 transistors | ** (2) 2N3904 transistors | ||
** (2) 5V (nominal) zener diodes | ** (2) 5V (nominal) zener diodes | ||
* Noise figure -50 dBm @ 10 MHz | * Noise figure -50 dBm @ 10 MHz | ||
| − | |||
== Schematic == | == Schematic == | ||
Revision as of 15:05, 21 August 2021
Contents
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
Prototype
- Unique nodes in red
- Prototype on single sided copper clad PCB
