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http://www.naic.edu/~phil/hardware/pdev/mixer/mixerlevels.html.

1. http://www.naic.edu/~phil/mbeam/postamps.html
The power levels needed in the post amp system are computed using a Tsys, bandwidth, and fiber optic xmter noise temperature. ... 300 Mhz . ... Dewar Gain . ... fiber optic xmter noise floor ( fiber xmter ) . 130 dBm/Hz . ... 1. input to the dewar . ... 3. noise floor fiber optic xmter over 300 Mhz. -45 dBm . ... Signal power needed to be 20 db above the fiber optic noise floor . ... At the input to the dewar: 30 K Tsys and 300 Mhz bandwidth gives: -198.6+ 15(30K) + 85(300Mhz)=-98.6 dBm . ...
[ Сохраненная копия ]  Ссылки http://www.naic.edu/~phil/mbeam/postamps.html -- 8.0 Кб -- 11.01.2006
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2. Power Spectral Analysis
Next: Results Up: High Resolution Measurements from Previous: Introduction . The first step in PSA is to Fourier transform the image and calculate the square modulus of the FT to generate the power spectrum, . ... Specifically, one excludes the very lowest frequencies where the large scale nonuniformities in the image have the greatest effect, and one limits the fit to a frequency range where the SNR is sufficiently high. ...
[ Сохраненная копия ]  Ссылки http://www.stsci.edu/stsci/meetings/irw/proceedings/nisensonp.dir/section3_2.html -- 7.4 Кб -- 16.04.1994
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3. Gadget Box PPS Level Converter and CHU Modem
... It includes level converters and a optional radio modem designed to decode the radio timecode signals transmitted by the Canadian time and frequency station CHU. A complete set of schematics, PCB artwork, drill templates is in the pub/ntp/gadget.tar.Z file on ftp.udel.edu. ... One of these converts a TTL positive edge into a fixed- width pulse at EIA levels and is for use with a timecode receiver or oscillator including a TTL PPS output. ... See the schematic diagram gadget.s01 for reference. ...
[ Сохраненная копия ]  Ссылки http://www.sai.msu.su/~er/xntp/gadget.html -- 6.3 Кб -- 21.12.2007
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4. http://www.atnf.csiro.au/technology/electronics/docs/egbrkout/manual.pdf
Event Generator Signal Break-out/Break-in Unit 23 April 2003 1 . ... The 4 inputs can be configured by component selection to each receive single ended signals or balanced signals. ... 2.2 Inputs. ... Each input line can be individually assembled for single ended or balanced signal. ... Inputs have limited over-voltage protection. ... For single ended inputs. ... Connect the input signal pin pair on J8 using patch cables or wire wrap wire to the desired Event Generator line pair. ... END %% ...
[ Текст ]  Ссылки http://www.atnf.csiro.au/technology/electronics/docs/egbrkout/manual.pdf -- 33.0 Кб -- 23.04.2003
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5. Energy From the Oceans
... Variations in water level along coastlines can be used to drive turbines technology is the same as low-head hydro power . ... Tidal facility produces about 1/3 the electrical energy of a hydro facility of the same peak capacity . Two tidal plants in the world: . ... Bottom Line: There aren't many favorable sites in the world for tidal power and the estimated capacity is 50 times smaller than the world's hydroelectric power capacity. ... Previous Lecture Next Lecture Course Page ...
[ Сохраненная копия ]  Ссылки http://zebu.uoregon.edu/1998/ph162/l15.html -- 10.1 Кб -- 19.05.1998
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6. Power Law fit to a Point Source
Next: Raymond Model Up: *fit* - Fit Data Previous: *fit* - Fit Data . The power law model with galactic absorption will be applied to ROSAT data the extracted earlier The results will be stored in the _prd table in the current directory. input files: rp90_obs.tab, rp90_soh.tab, rp_boh.tab . output file: rp90_prd.tab . ... NOTE: The rp_boh.tab file is not needed for the calculation of the fitted model. ... for help: abs(19:21)*pow(0.5:1.5) # IRAF will not # accept .5 as a valid fraction. ...
[ Сохраненная копия ]  Ссылки http://hea-www.harvard.edu/PROS/PUG/node147.html -- 4.4 Кб -- 01.10.2012
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7. Power GrabberTM
Flexible frame grabbing to PC over PCI bus from area & line scan cameras . ... Analog input up to 20 MHz and digital input up to 32 Mbytes/Sec. ... The LPG-132 will easily interface to virtually any analog or digital camera and provides lightning fast PCI transfers at an amazingly attractive price. The LPG-132 will interface with any camera or sensor at data rates up to 32 Mbytes/Sec. ... The LPG-132 comes in two configurations - one for analog input and the other for digital inputs. ...
[ Сохраненная копия ]  Ссылки http://vega.inp.nsk.su/~inest/tmp/DIPIX/LPG%20Power%20Grabber.htm -- 18.6 Кб -- 11.09.2004
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8. HwB: Sony RGB Multi Input Connector (Offline)
Available on Sony KV-25XBR TV's . ... Audio (R) input GND . ... GND . ... Remote control GND . ... Composite video output GND . ... Red Return (GND) . ... Green Return (GND) . ... Blue Return (GND) . ... Blanking input Return (GND) . ... H.sync Return (GND) . ... N.C. 15 . ... Audio (R) Input . ... Red Input . ... Green Input . ... Blue input . ... Blanking Input . ... RGB/NORMAL mode select . ...
[ Сохраненная копия ]  Ссылки http://www.arcetri.astro.it/irlab/doc/library/hwbook/connector/av/sonyrgbmulti.html -- 4.7 Кб -- 06.07.2001
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9. EPIC Related CAL Routines
Next: CAL_getHKwindows Up: Routines of the Calibration Previous: List of CCF Components Contents . ... CAL_getHKwindows . Procedure . ... Used CAL State Variables . List of CCF Components used . CAL_getAUXwindows . ... CAL_getBoresightMatrix . ... CAL_rawXY2mm . ... CAL_mm2rawXY . CAL_rawX2chipX . ... CAL_chipX2rawX . ... CAL_getBadPixelList & CAL_getBadPixelMap . ... CAL_mosCTIcorrection . ... CAL_getmosOffset . ... CAL_mosgainCorrect . ... CAL_getEve