Title :
A microwave exciter system based on a sapphire loaded cavity oscillator
Author :
Koga, Y. ; McNeilage, C. ; Ohshima, S.
Author_Institution :
Nat. Res. Lab. of Metrol., Ibaraki, Japan
Abstract :
Summary form only given, as follows. A low noise and highly stable microwave exciter system has been built for Cs atomic frequency standards using a sapphire loaded cavity oscillator which works at room temperature. The construction and performance are presented.
Keywords :
atomic clocks; caesium; dielectric resonator oscillators; frequency stability; frequency standards; microwave oscillators; phase locked oscillators; sapphire; Al/sub 2/O/sub 3/; Cs; VCO; atomic fountains; atomic frequency standards; construction; double servo loop; frequency stability; high Q resonator; highly stable; low noise; microwave exciter system; performance; phase locked oscillator; reduced phase noise; room temperature; sapphire loaded cavity oscillator; Australia; Bridges; Frequency conversion; Frequency synthesizers; Laboratories; Microwave oscillators; Noise level; Phase noise; Temperature; Tuning;
Conference_Titel :
Precision Electromagnetic Measurements Digest, 1998 Conference on
Conference_Location :
Washington, DC, USA
Print_ISBN :
0-7803-5018-9
DOI :
10.1109/CPEM.1998.699776
