V.H.F. f.e.t. preamplifier with 0.3 dB noise figure
- 27 November 1975
- journal article
- Published by Institution of Engineering and Technology (IET) in Electronics Letters
- Vol. 11 (24) , 596-597
- https://doi.org/10.1049/el:19750455
Abstract
Using a Plessey gallium-arsenide f.e.t., a preamplifier having a noise figure of 0.3 dB and a stage gain of 22 dB at 129 MHz has been constructed. A summary is given of the design, and the method of alignment, involving a simple inductive 4-port bridge, is also discussed.Keywords
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