3

L-Band Negative Resistance Parametric Amplifier

Year:
1968
Language:
english
File:
PDF, 336 KB
english, 1968
4

Design of a Parametric Up-Converter

Year:
1965
Language:
english
File:
PDF, 348 KB
english, 1965
6

The mode of gene action in flue-cured tobacco

Year:
1967
Language:
english
File:
PDF, 408 KB
english, 1967