DocumentCode :
1717491
Title :
Analog readout system with charge division type output
Author :
Popov, V. ; Majewski, S. ; Weisenberger, A.G. ; Wojcik, R.
Author_Institution :
Thomas Jefferson Nat. Accelerator Facility, Newport News, VA, USA
Volume :
4
fYear :
2001
fDate :
6/23/1905 12:00:00 AM
Firstpage :
1937
Lastpage :
1940
Abstract :
Charge division readout provides a relatively simple electronic solution for data readout of position sensitive radiation detectors. Conventional charge division usually consists of some charge division media connected to the detector outputs to provide proportional charge division between two division chain outputs. Although offering some advantages such as simplicity and the reduction of the number of analog outputs, it reduces the detector spatial resolution and image quality, because of signal to noise reduction from the attenuation of the signal before reaching the amplifiers. An analog readout system with functionally the same output as common charge division, but without a division chain connected to the detector outputs before signal amplification was designed and evaluated. This readout system operates as a multi-channel analog signal converter which converts signals from multi-channel output position sensitive devices such as multianode PMTs or gamma cameras built of PSPMT arrays etc. to two per coordinate analog outputs with same amplitude correlation as common charge division position readout
Keywords :
analogue-digital conversion; cameras; data acquisition; gamma-ray detection; nuclear electronics; photomultipliers; position sensitive particle detectors; readout electronics; solid scintillation detectors; analog readout system; charge division type output; data readout; gamma cameras; image quality; multianode PMT; multichannel analog signal converter; photomultipliers; position sensitive radiation detectors; signal to noise reduction; spatial resolution; Anodes; Attenuation; Capacitance; Circuits; Electron accelerators; Equations; Photomultipliers; Position sensitive particle detectors; Resistors; Signal resolution;
fLanguage :
English
Publisher :
ieee
Conference_Titel :
Nuclear Science Symposium Conference Record, 2001 IEEE
Conference_Location :
San Diego, CA
ISSN :
1082-3654
Print_ISBN :
0-7803-7324-3
Type :
conf
DOI :
10.1109/NSSMIC.2001.1009203
Filename :
1009203
Link To Document :
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