File:Cathode follower oscillator.gif
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Summary
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| Description | The circuit is also known as differential amplifier oscillator, emitter follower oscillator or Peltz oscillator. This oscillator uses one connection to get a signal from the LC-circuit and feeds an amplified signal back. The amplifier is a long-tail pair of two triodes. |
|---|---|
| Author or copyright owner |
Jiri Vackar |
| Source (WP:NFCC#4) | LC Oscillators and their Frequency Stability, Fig. 7 |
| Date of publication | December 1949 |
| Use in article (WP:NFCC#7) | Cathode follower oscillator |
| Purpose of use in article (WP:NFCC#8) | For visual identification of the object of the article. The article as a whole is dedicated specifically to a discussion of this work. |
| Not replaceable with free media because (WP:NFCC#1) |
Any derivative work based upon the artwork would be a copyright violation, so creation of a free image is not possible. |
| Minimal use (WP:NFCC#3) | Only used in one Wikipedia entry. |
| Respect for commercial opportunities (WP:NFCC#2) |
The use of a low resolution image of the artwork will not impact the commercial viability of the art. |
| Other information | Published without a copyright notice This work is in the public domain because it was published in the United States between 1931 and 1977 inclusive, without a copyright notice. Unless the author has been dead for several years, it is not in the public domain in countries that do not apply the rule of the shorter term for US works. This includes Canada, China (not Hong Kong, Macao, or Taiwan Area), Germany, Mexico, Switzerland, and other countries with individual treaties. See also further explanation. |
| Fair useFair use of copyrighted material in the context of Cathode follower oscillatorhttp://70.231.62.181/index.php/File:Cathode_follower_oscillator.giftrue | |
Licensing
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