ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Fig. 1. Improved input circuit for cascode or pentode pre-amplifler giving a near-ideal noise figure (L1 = 1mH, one section of Radio-spares 465 kc/s tuned transformer) The pre-amplifier, which uses the cascode circuit, can be criticized in two respects. First, when a cascode is used as a radio ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/199477b0
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