50 years GSI

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FAIR

The new accelerator facility FAIR is under construction at GSI. Learn more.

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GSI is member of

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Funded by

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Branches

HI-JenaHIM

A (Alvarez)

Operating frequency: 108.408 MHz

Power amplifiers with two stages (transistors and vacuum tubes) provide RF power to the accelerating structures and bunchers of the A(lvarez) section.

Pulse power at duty cycles in the range 5...25%:
 BB3:   130.0     kW
 BB4     20.0     kW
 A1         1.6     MW
 A2a       1.6     MW
 BB5     20.0     kW
 A2b       1.6     MW
 A3         1.6     MW
 BB6     20.0     kW
 A4         1.6     MW

https://www.gsi.de/fileadmin/_migrated/pics/HF_A_01.JPG
https://www.gsi.de/fileadmin/_migrated/pics/HF_A_02.jpg
Power amplifiers in section A(lvarez), on the left: A1
Power amplifiers in section A(lvarez): A3 and A4