DocumentCode
940333
Title
Sinusoidal current-controlled oscillator
Author
Bhattacharyya, Arun K. ; Viswanathan, T.R.
Author_Institution
Indian Institute of Technology, Department of Electrical Engineering, Kanpur, India
Volume
12
Issue
23
fYear
1976
Firstpage
614
Lastpage
615
Abstract
A sinusoidal oscillator whose frequency is linearly related to an input control current is described. A variable inductor is realised using a fixed inductor and a variable-gain current-controlled current source. The variable inductor is then used in an LC oscillator circuit. Linear frequency variation with control current is obtained in a temperature-independent manner by using a function generator. Frequency variation over a range of 1:3 is obtainable, with a linearity of better than 1%.
Keywords
frequency control; variable-frequency oscillators; 1% linearity; 1:3 frequency variation; LC oscillator circuit; circuit diagram; current controlled oscillators; frequency control; sinusoidal oscillator; temperature insensitive circuit; variable gain current controlled current source; variable inductor;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19760469
Filename
4240224
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