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Extending the Facilities of BRAS by External Digital Downconverter Bank

S. Grenkov, D. Marshalov, E. Nosov

Transactions of IAA RAS, issue 41, 65–68 (2017)

Keywords: VLBI DAS, BRAS, digital downconverter bank

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Abstract

Broadband Acquisition System (BRAS) is a digital backend used on new fast-slew rate radiotelescopes RT-13. The system implements eight wideband channels of 512 MHz that allows to achieve high sensitivity of the radio interferometer but complicates processing of joint observations with narrow-band types of backends. To simplify such observations IAA RAS is developing external digital downconverter bank. The results of the development is presented.

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S. Grenkov, D. Marshalov, E. Nosov. Extending the Facilities of BRAS by External Digital Downconverter Bank // Transactions of IAA RAS. — 2017. — Issue 41. — P. 65–68. @article{grenkov2017, abstract = {Broadband Acquisition System (BRAS) is a digital backend used on new fast-slew rate radiotelescopes RT-13. The system implements eight wideband channels of 512 MHz that allows to achieve high sensitivity of the radio interferometer but complicates processing of joint observations with narrow-band types of backends. To simplify such observations IAA RAS is developing external digital downconverter bank. The results of the development is presented.}, author = {S. Grenkov and D. Marshalov and E. Nosov}, issue = {41}, journal = {Transactions of IAA RAS}, keyword = {VLBI DAS, BRAS, digital downconverter bank}, pages = {65--68}, title = {Extending the Facilities of BRAS by External Digital Downconverter Bank}, url = {http://iaaras.ru/en/library/paper/1706/}, year = {2017} } TY - JOUR TI - Extending the Facilities of BRAS by External Digital Downconverter Bank AU - Grenkov, S. AU - Marshalov, D. AU - Nosov, E. PY - 2017 T2 - Transactions of IAA RAS IS - 41 SP - 65 AB - Broadband Acquisition System (BRAS) is a digital backend used on new fast-slew rate radiotelescopes RT-13. The system implements eight wideband channels of 512 MHz that allows to achieve high sensitivity of the radio interferometer but complicates processing of joint observations with narrow-band types of backends. To simplify such observations IAA RAS is developing external digital downconverter bank. The results of the development is presented. UR - http://iaaras.ru/en/library/paper/1706/ ER -