Zobrazeno 1 - 10
of 13
pro vyhledávání: '"směšovač."'
Autor:
Bürger, David
Down converter is a mixer which have a three ports. Two ports are refered as input ports and one port is ouput. One input port is connected to a signal which is transmited by meteorological satellites at frequency 1,7 GHz this frequency falls within
Externí odkaz:
http://www.nusl.cz/ntk/nusl-316413
Autor:
Kintr, Jindřich
The task of this master’s thesis is design and implementation subharmonic mixer for the microwave band. Subharmonic mixer is based on the principle of antiparallel diode. In the first two parts are theoretically described mixers (subharmonic mixer)
Externí odkaz:
http://www.nusl.cz/ntk/nusl-256528
Autor:
Čada, David
This project deals with design and realization of the spectrum analyser using double superheterodyne topology with frequency range up to 500MHz. This work solves hardware blocks like phase lock loops, intermediate frequency filters, saw filter, cryst
Externí odkaz:
http://www.nusl.cz/ntk/nusl-221242
Autor:
Poslušný, Marek
Master’s thesis describes the design of multi-band microwave transmitters to study the propagation of electromagnetic waves in the atmosphere with the possibility of modulation of the transmitted signal. Based transmitters are synchronized phase lo
Externí odkaz:
http://www.nusl.cz/ntk/nusl-219945
Autor:
Tiller, Jakub
The object of this master's thessis is study and description of RF circuits, which are used for receiveing. This work is also aimed to design this circuits and their simulation in Ansoft Designer software. Focus is placed to the standard parameters o
Externí odkaz:
http://www.nusl.cz/ntk/nusl-219859
Autor:
Šindler, Pavel
In the first part of this thesis a basic theory of retrodirective antenna arrays and their particular parts – antennas and mixers is summarized. Further, there is a basic summary of possibilities for an usage of retrodirective antenna arrays for an
Externí odkaz:
http://www.nusl.cz/ntk/nusl-219839
Autor:
Mik, Šimon
The master’s thesis deals with the design of DRM (Digital Radio Mondiale) receiver. The block diagram of receiver was chosen and particular blocks were theoretically analyzed. After that followed design and production of each block. The synthesizer
Externí odkaz:
http://www.nusl.cz/ntk/nusl-219152
Autor:
Šnajdr, Václav
The study, description, design and implementation of selected blocks of multiband shortwave radio station are dealt with in the thesis. Focus is placed on the concept of multiband shortwave radio stations, with an emphasis on high frequency and inter
Externí odkaz:
http://www.nusl.cz/ntk/nusl-217792
Autor:
Mlčoch, Jiří
This work is aimed at an analysis of frequency demodulation, design, simulation, and construction of a coincidence demodulator. Chapter 1 explains the basic characteristics of frequency modulated (FM) signals and provides an overview of the required
Externí odkaz:
http://www.nusl.cz/ntk/nusl-217993
Autor:
Dušek, Libor
The aim of this work was double-balanced mixer implementation, which will be used like laboratory equipment. This thesis deals with design of the double-balanced mixer from first theoretical principles to a practical design of a laboratory equipment.
Externí odkaz:
http://www.nusl.cz/ntk/nusl-217711