369 Evla PPTs View free & download

EVLA FrontEnd CDR EVLA Receiver Monitor PowerPoint PPT Presentation

EVLA FrontEnd CDR EVLA Receiver Monitor - Incorporates a MIB and Analog Card. Two New Regulator Card Supplies 5V, ... Card Cage Allows for 128 Bits Digital Control Points ...

Incorporates a MIB and Analog Card. Two New Regulator Card Supplies 5V, ... Card Cage Allows for 128 Bits Digital Control Points ...

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EVLA Phase II Computing Development Bryan Butler EVLA System Engineer for Software PowerPoint PPT Presentation

EVLA Phase II Computing Development Bryan Butler EVLA System Engineer for Software - National Radio Astronomy Observatory. June 13/14, 2005 EVLA Phase II Proposal Review ... and expected increases, and in fact we may increase at a faster ...

National Radio Astronomy Observatory. June 13/14, 2005 EVLA Phase II Proposal Review ... and expected increases, and in fact we may increase at a faster ...

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EVLA LO/IF - Last LO before digitization to convert IF to the 1-2 GHz range ... Lighten load on lab test equipment for module checkout & bench integration ...

Last LO before digitization to convert IF to the 1-2 GHz range ... Lighten load on lab test equipment for module checkout & bench integration ...

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EVLA M - No retransmits barring fiber error. 3 million packets/sec/switch ... Antenna state change in 100 us 100 us elapsed time to most antennas ...

No retransmits barring fiber error. 3 million packets/sec/switch ... Antenna state change in 100 us 100 us elapsed time to most antennas ...

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EVLA M - EVLA M&C Transition System Software CDR. December 5-6, 2006. 3 ... Bruce Rowen new correlator controller, WIDAR correlator software ...

EVLA M&C Transition System Software CDR. December 5-6, 2006. 3 ... Bruce Rowen new correlator controller, WIDAR correlator software ...

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EVLA%20Feed%20 PowerPoint PPT Presentation

EVLA%20Feed%20 - EVLA RX FREQ RANGES AND OP TEMPS: REQUIRED vs. PROJECTED. BND FRQ REQ CURNT CURNT CALC IDR ... Each polarization output spilt into 2 independently tunable channels. ...

EVLA RX FREQ RANGES AND OP TEMPS: REQUIRED vs. PROJECTED. BND FRQ REQ CURNT CURNT CALC IDR ... Each polarization output spilt into 2 independently tunable channels. ...

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EVLA%20Feed%20 - ... Engineer-in low radiation from all internal designs, accept only low radiation ... 1) First stages gain limited to what is required to maintain low noise figure ...

... Engineer-in low radiation from all internal designs, accept only low radiation ... 1) First stages gain limited to what is required to maintain low noise figure ...

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EVLA Monitor PowerPoint PPT Presentation

EVLA Monitor - Correlator backend specialist (S) filled. Correlator M&C (S) ... Monster.com. Local universities. Job fairs. Area newspapers. Technical journals. NRAO Website ...

Correlator backend specialist (S) filled. Correlator M&C (S) ... Monster.com. Local universities. Job fairs. Area newspapers. Technical journals. NRAO Website ...

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EVLA Monitor - Serial Flash Memory. 4K ... Parallel Flash Memory. 8M or 16M Flash Chip Can Be Used. Used For ... Are Required For Master Rack. 193 MIBS Are Needed For ...

Serial Flash Memory. 4K ... Parallel Flash Memory. 8M or 16M Flash Chip Can Be Used. Used For ... Are Required For Master Rack. 193 MIBS Are Needed For ...

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EVLA Advisor Committee PowerPoint PPT Presentation

EVLA Advisor Committee - EVLA Advisory Committee Meeting System Status Jim Jackson, Hardware Systems Engineer

EVLA Advisory Committee Meeting System Status Jim Jackson, Hardware Systems Engineer

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EVLA Computing PowerPoint PPT Presentation

EVLA Computing - Scientific requirements for SSS subsystems refined in 2005 ... 'delta' test: bug fixes and 'easy' new requirements. Apr 18: NRAO-wide test (14, incl. ...

Scientific requirements for SSS subsystems refined in 2005 ... 'delta' test: bug fixes and 'easy' new requirements. Apr 18: NRAO-wide test (14, incl. ...

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EVLA Software PowerPoint PPT Presentation

EVLA Software - ... and fully functional (though some additional screens will need to be added for WIDAR) ... Solar. Full support of planetary observing ...

... and fully functional (though some additional screens will need to be added for WIDAR) ... Solar. Full support of planetary observing ...

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EVLA Monitor - EVLA Monitor

EVLA Monitor

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EVLA%20Feed%20 - M&C conversion from current bus to FO already necessary. Mert. Author. EVLA ... Current X-band (8 8.8 GHz) will bolt on to new feed & work in EVLA antenna. ...

M&C conversion from current bus to FO already necessary. Mert. Author. EVLA ... Current X-band (8 8.8 GHz) will bolt on to new feed & work in EVLA antenna. ...

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EVLA%20M - Jeff Hagen, Arecibo / National Astronomy and Ionosphere Center (NAIC) ... Jeff Kern, NRAO/ALMA. Gustaaf van Moorsel. EVLA M&C Hardware CDR. 10/20/2004 ...

Jeff Hagen, Arecibo / National Astronomy and Ionosphere Center (NAIC) ... Jeff Kern, NRAO/ALMA. Gustaaf van Moorsel. EVLA M&C Hardware CDR. 10/20/2004 ...

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EVLA Software - ... submission, and handling of ... submitted manually or chosen dynamically (think of Barry Clark for the VLA) ... Led by Sanjay Bhatnagar, Steve Myers ...

... submission, and handling of ... submitted manually or chosen dynamically (think of Barry Clark for the VLA) ... Led by Sanjay Bhatnagar, Steve Myers ...

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EVLA Feeds CDR PowerPoint PPT Presentation

EVLA Feeds CDR - All of the feeds will require a radome (or weather window) ... have good UV characteristics. provide a moisture seal. protect against insect/bird/rodent access ...

All of the feeds will require a radome (or weather window) ... have good UV characteristics. provide a moisture seal. protect against insect/bird/rodent access ...

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EVLA%20Front-End%20CDR%20 PowerPoint PPT Presentation

EVLA%20Front-End%20CDR%20 - EVLA FrontEnd CDR New EVLA Receiver Card Cage

EVLA FrontEnd CDR New EVLA Receiver Card Cage

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EVLA Software M PowerPoint PPT Presentation

EVLA Software M - Author George Peck. EVLA Software M&C PDR. Date May 14 15, 2002. 1 ... Author George Peck. EVLA Software M&C PDR. Date May 14 15, 2002. 3. LOW LEVEL SCREENS ...

Author George Peck. EVLA Software M&C PDR. Date May 14 15, 2002. 1 ... Author George Peck. EVLA Software M&C PDR. Date May 14 15, 2002. 3. LOW LEVEL SCREENS ...

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EVLA Monitor - ... known for its real-time characteristics. May 14-15, 2002. EVLA ... As opposed to using the MIB as just memory mapped I/O gateway device to the hardware. ...

... known for its real-time characteristics. May 14-15, 2002. EVLA ... As opposed to using the MIB as just memory mapped I/O gateway device to the hardware. ...

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EVLA SAMPLERS PowerPoint PPT Presentation

EVLA SAMPLERS - ... and used to automatically trim clock phase by module ... Stripline transmission line techniques. Multilayer with ground and power planes on outer layers. ...

... and used to automatically trim clock phase by module ... Stripline transmission line techniques. Multilayer with ground and power planes on outer layers. ...

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Introducing the EVLA PowerPoint PPT Presentation

Introducing the EVLA - Sensitivity as a function of frequency: Colored lines are derived via ... the end WIDAR will provide 64 completely independent subband pairs (independent ...

Sensitivity as a function of frequency: Colored lines are derived via ... the end WIDAR will provide 64 completely independent subband pairs (independent ...

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EVLA Monitor - Commodity PCs/Windows/Linux (Required) Sun/Solaris (Desirable) Macintosh/Mac OS (Optional) ... Standards for coding and documentation. Usability (Ease of use) ...

Commodity PCs/Windows/Linux (Required) Sun/Solaris (Desirable) Macintosh/Mac OS (Optional) ... Standards for coding and documentation. Usability (Ease of use) ...

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EVLA Feed CDR - OATR PowerPoint PPT Presentation

EVLA Feed CDR - OATR - EVLA Feed CDR Outdoor Antenna Test Range (OATR) The OATR: Purpose To support the EVLA Project by providing: A mechanism to monitor the feed horn manufacturing process ...

EVLA Feed CDR Outdoor Antenna Test Range (OATR) The OATR: Purpose To support the EVLA Project by providing: A mechanism to monitor the feed horn manufacturing process ...

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EVLA Front-End CDR PowerPoint PPT Presentation

EVLA Front-End CDR - EVLA FrontEnd CDR FrontEnd Production Plans

EVLA FrontEnd CDR FrontEnd Production Plans

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EVLA Front-End CDR - Coup. Thru. RCP. Nothing. Paul Lilie. EVLA Front-End CDR OMT Development. April 24, 2006 ... Coup. Thru. Less RCP. Some RCP. Gx. Gy. Gr. Gl. Paul Lilie. EVLA ...

Coup. Thru. RCP. Nothing. Paul Lilie. EVLA Front-End CDR OMT Development. April 24, 2006 ... Coup. Thru. Less RCP. Some RCP. Gx. Gy. Gr. Gl. Paul Lilie. EVLA ...

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EVLA Feed/FE PDR PowerPoint PPT Presentation

EVLA Feed/FE PDR - Septum Polarizer. S. Srikanth. EVLA Feed/FE PDR. February 12-13, 2002. Septum Polarizer. 12-15.4 GHz. Return Loss. Deviation of from 90 S. Srikanth. EVLA Feed/FE PDR ...

Septum Polarizer. S. Srikanth. EVLA Feed/FE PDR. February 12-13, 2002. Septum Polarizer. 12-15.4 GHz. Return Loss. Deviation of from 90 S. Srikanth. EVLA Feed/FE PDR ...

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EVLA Feed CDR PowerPoint PPT Presentation

EVLA Feed CDR - Version 2 - Continuous Feed. Version 3 Introduction of Ring Load section ... New Window Retainer. Retained Vacuum with not attached feed. H. Dinwiddie. EVLA Feed CDR ...

Version 2 - Continuous Feed. Version 3 Introduction of Ring Load section ... New Window Retainer. Retained Vacuum with not attached feed. H. Dinwiddie. EVLA Feed CDR ...

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EVLA Hardware Monitor PowerPoint PPT Presentation

EVLA Hardware Monitor - EVLA Hardware Monitor & Control PDR. March 13, 2002. 1 ... All Monitors/Controls Available Online. Fieldbus. Data Rates. Timing Requirements. RFI Requirements ...

EVLA Hardware Monitor & Control PDR. March 13, 2002. 1 ... All Monitors/Controls Available Online. Fieldbus. Data Rates. Timing Requirements. RFI Requirements ...

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EVLA%20Front-End%20CDR%20 - EVLA Front-End CDR. C-Band (4-8 GHz) EVLA Receiver. Dan Mertely ... CHARCOAL CANISTER. LNA. ISO. CAL COUP. CAL. SPLITTER. SS COAX. OUT. REFORM COAX IN. Au PLATED, ...

EVLA Front-End CDR. C-Band (4-8 GHz) EVLA Receiver. Dan Mertely ... CHARCOAL CANISTER. LNA. ISO. CAL COUP. CAL. SPLITTER. SS COAX. OUT. REFORM COAX IN. Au PLATED, ...

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EVLA Advisory Committee Meeting PowerPoint PPT Presentation

EVLA Advisory Committee Meeting - SAGE Science Advisory Group for EVLA K. Y. Lo SAGE Purpose/History Science Advisory Group for the EVLA formed by the Director to advise the NRAO on optimizing the ...

SAGE Science Advisory Group for EVLA K. Y. Lo SAGE Purpose/History Science Advisory Group for the EVLA formed by the Director to advise the NRAO on optimizing the ...

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EVLA System PDR PowerPoint PPT Presentation

EVLA System PDR - Commodity PCs/Linux/Windows. Sun/Solaris. Macintosh/Mac OS (low priority) Security ... 7. Requirements Overview (cont.) M&C Displays. A number of displays will ...

Commodity PCs/Linux/Windows. Sun/Solaris. Macintosh/Mac OS (low priority) Security ... 7. Requirements Overview (cont.) M&C Displays. A number of displays will ...

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EVLA%20Advisory%20Committee%20Meeting PowerPoint PPT Presentation

EVLA%20Advisory%20Committee%20Meeting - EVLA Advisory Committee Meeting. June 11, 2002. Criteria for now ... areas, population concentrations, potential. interference, etc ...

EVLA Advisory Committee Meeting. June 11, 2002. Criteria for now ... areas, population concentrations, potential. interference, etc ...

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EVLA Advisory Committee PowerPoint PPT Presentation

EVLA Advisory Committee - Spring 2003: International AIPS Project dissolved ... Interferometry S/W Division includes development common to several NRAO telescopes ...

Spring 2003: International AIPS Project dissolved ... Interferometry S/W Division includes development common to several NRAO telescopes ...

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EVLA FeedFE PDR - Nominal taper of -13 dB at 9.25 degrees. Compact horns where space is limited ... Linear Taper Horn 75' OD 1.0 GHz. S. Srikanth. EVLA Feed/FE PDR. February 12 ...

Nominal taper of -13 dB at 9.25 degrees. Compact horns where space is limited ... Linear Taper Horn 75' OD 1.0 GHz. S. Srikanth. EVLA Feed/FE PDR. February 12 ...

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EVLA Advisory Committee Meeting - The Expanded Very Large Array - National Radio Astronomy ...

The Expanded Very Large Array - National Radio Astronomy ...

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EVLA Front-End CDR - Dry Air Systems. All Metal Feeds Sealed with O-Rings. Desiccants. Dry Air Compressors. Costly. Positive Pressure Vertex Cabin. Experimental ...

Dry Air Systems. All Metal Feeds Sealed with O-Rings. Desiccants. Dry Air Compressors. Costly. Positive Pressure Vertex Cabin. Experimental ...

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The EVLA Project PowerPoint PPT Presentation

The EVLA Project - Fundamental Goal: By building on the existing infrastructure, multiply ten-fold ... CRAM helps visualization of correlator resources. ...

Fundamental Goal: By building on the existing infrastructure, multiply ten-fold ... CRAM helps visualization of correlator resources. ...

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EVLA System PDR - Ethernet Interface To Antenna Computer And Technician's Laptop. Ethernet Interface Between Correlator Modules And Correlator Control Computer ...

Ethernet Interface To Antenna Computer And Technician's Laptop. Ethernet Interface Between Correlator Modules And Correlator Control Computer ...

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EVLA Hardware Monitor - Module Interface Board (MIB) Author George Peck. EVLA Hardware ... TC11IB SYSTEM ON A CHIP. Manufactured by Infineon. Microprocessor TriCore Architecture ...

Module Interface Board (MIB) Author George Peck. EVLA Hardware ... TC11IB SYSTEM ON A CHIP. Manufactured by Infineon. Microprocessor TriCore Architecture ...

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EVLA System Commissioning Results PowerPoint PPT Presentation

EVLA System Commissioning Results - EVLA Project Book, Chapter 2, contains the EVLA Project system performance requirements. ... We have determined good values for all bands except L, X, and Ku, ...

EVLA Project Book, Chapter 2, contains the EVLA Project system performance requirements. ... We have determined good values for all bands except L, X, and Ku, ...

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EVLA%20Advisory%20Committee%20Meeting - Rich Moeser. Hichem Ben Frej. Kevin Ryan. Chunai Cai. Bruce Rowen. John Benson. Boyd Waters. Stephan Witz. Honglin Ye. Tom Morgan. E2e Technical Lead ...

Rich Moeser. Hichem Ben Frej. Kevin Ryan. Chunai Cai. Bruce Rowen. John Benson. Boyd Waters. Stephan Witz. Honglin Ye. Tom Morgan. E2e Technical Lead ...

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EVLA Advisory Committee Meeting - EVLA e2e Science Software Requirements, April 15, 2003 ... Peek/Poke capabilities. Multiplatform, written in Java. Bill Sahr. EVLA Advisory Committee Meeting ...

EVLA e2e Science Software Requirements, April 15, 2003 ... Peek/Poke capabilities. Multiplatform, written in Java. Bill Sahr. EVLA Advisory Committee Meeting ...

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EVLA Advisory Panel Meeting PowerPoint PPT Presentation

EVLA Advisory Panel Meeting - 4.096 giga samples / second. 3 bits / 8 level. 2-4 GHz harmonic sampling ... 2.048 giga samples / second. 8 bits / 256 level. 1-2 GHz harmonic sampling ...

4.096 giga samples / second. 3 bits / 8 level. 2-4 GHz harmonic sampling ... 2.048 giga samples / second. 8 bits / 256 level. 1-2 GHz harmonic sampling ...

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EVLA Feeds CDR - System Requirements PowerPoint PPT Presentation

EVLA Feeds CDR - System Requirements - Compact Corrugated. 1 - (1.2) - 2. Linear Taper Corrug. 40 - 50. Linear Taper Corrug. 18 - 26.5 ... Lens Corrugated. 1.35 - 1.75. VLA versus EVLA. Q. Ka. K ...

Compact Corrugated. 1 - (1.2) - 2. Linear Taper Corrug. 40 - 50. Linear Taper Corrug. 18 - 26.5 ... Lens Corrugated. 1.35 - 1.75. VLA versus EVLA. Q. Ka. K ...

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EVLA Front-End CDR - Custom cross-dipole, NRAO design, near prime focus At 290 K. ... 60 Garden St, Cambridge, MA 02138. Chuck Kutz. EVLA Front-End CDR Low Frequency Receivers ...

Custom cross-dipole, NRAO design, near prime focus At 290 K. ... 60 Garden St, Cambridge, MA 02138. Chuck Kutz. EVLA Front-End CDR Low Frequency Receivers ...

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EVLA Advisory Committee Meeting - identify the primary correlator modes needed for early science, and. identify the modes which will cover all the ... CRAM example: Resource Concatenation ...

identify the primary correlator modes needed for early science, and. identify the modes which will cover all the ... CRAM example: Resource Concatenation ...

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EVLA%20Advisory%20Committee%20Meeting - Focus on project deliverables, without losing sight of a ... Disbanded international consortium. AIPS 'Project' is no more, but AIPS code base remains ...

Focus on project deliverables, without losing sight of a ... Disbanded international consortium. AIPS 'Project' is no more, but AIPS code base remains ...

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EVLA Advisory Committee Meeting - It may be necessary to consider descoping aspects of the EVLA ... Alternatively, there are some delay' options. ... It is unwise policy to remove frequency bands. ...

It may be necessary to consider descoping aspects of the EVLA ... Alternatively, there are some delay' options. ... It is unwise policy to remove frequency bands. ...

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EVLAII and LOFAR PowerPoint PPT Presentation

EVLAII and LOFAR - Sensitivity: 3 Jy (continuum at 1 GHz) Resolution: 0.22' (at 1 GHz) ... Some of these have synergetic overlap with planned EVLA activities, e.g. ...

Sensitivity: 3 Jy (continuum at 1 GHz) Resolution: 0.22' (at 1 GHz) ... Some of these have synergetic overlap with planned EVLA activities, e.g. ...

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EVLA System PDR Correlator V2 - EVLA System PDR Correlator V2

EVLA System PDR Correlator V2

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EVLA Feeds CDR - ... not available, we used a total power meter, with data recorded on the ... Reality check on procedure by comparing lab measures of noise diode temperatures ...

... not available, we used a total power meter, with data recorded on the ... Reality check on procedure by comparing lab measures of noise diode temperatures ...

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EVLA Production and Maintenance PowerPoint PPT Presentation

EVLA Production and Maintenance - Build modules in-house as needed. Facility is ready for production ... Reflow oven. X-Ray machine. Environmental chamber. Secure storage. SJD ...

Build modules in-house as needed. Facility is ready for production ... Reflow oven. X-Ray machine. Environmental chamber. Secure storage. SJD ...

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EVLA FrontEnd CDR Cryogenic PowerPoint PPT Presentation

EVLA FrontEnd CDR Cryogenic - Not compatible with the old style card cage. Each Scott-T will drive up to 4 coldheads ... Used the old style coldhead drivers until new card cages are ...

Not compatible with the old style card cage. Each Scott-T will drive up to 4 coldheads ... Used the old style coldhead drivers until new card cages are ...

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The EVLA Vision PowerPoint PPT Presentation

The EVLA Vision - Galaxies Through CosmicTime. 2. Star-formation, AGN, or ? ... See through gas and dust. Morphology/Tb (resolution) Spectra (a -0.4 indicates AGN) (S a ?a) ...

Galaxies Through CosmicTime. 2. Star-formation, AGN, or ? ... See through gas and dust. Morphology/Tb (resolution) Spectra (a -0.4 indicates AGN) (S a ?a) ...

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A Planar OMT for the EVLA PowerPoint PPT Presentation

A Planar OMT for the EVLA - Robert C. Byrd Green Bank Telescope. Very Long Baseline Array ... [3] S. B. Cohn, 'Shielded Coupled-Strip Transmission Line', Trans. ...

Robert C. Byrd Green Bank Telescope. Very Long Baseline Array ... [3] S. B. Cohn, 'Shielded Coupled-Strip Transmission Line', Trans. ...

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Evla PowerPoint PPT Presentations