Multichannel radiometer for radiovision systems
Abstract
The paper presents the results of developing a multichannel radiometer for the “Zir” radiovision system. The radiometer is designed using a superheterodyne scheme with double frequency conversion and provides signal reception in two frequency sub-bands — 86–93 GHz and 93–100 GHz. Each sub-band contains 16 receiving channels. The device has been implemented in two design variants, ensuring fluctuation sensitivity (with an integration time constant of 1 s) of 0.2 and 0.05 K/√Hz.
Copyright (c) 2003 V. A. Berezhnoy, V. I. Kuzhel, A. P. Tuzenko, Yu. N. Muskin, Yu. A. Demyanenko, A. F. Ryabchuk, V. A. Sankin, B. S. Cherniy, S. A. Shilo

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