[amsat-bb] Help For Abbreviations Etc.

Tommy Owens tjowens at gmail.com
Mon Oct 19 02:23:12 UTC 2020


 MPPT (Maximum Power Point Tracker) was used a few times.

Tommy N3TJO

On Sun, Oct 18, 2020, 21:35 Glenn Little WB4UIV via AMSAT-BB <
amsat-bb at amsat.org> wrote:

> Something to add to the list:
>
> MHz  Mega Hertz
> mHz  milli Hertz
>
> These are often used interchangeably, where in some cases it is obvious
> what is meant, in other case you are left guessing.
> The SI system works well when properly used.
>
> You see someone stating that they are on 432.00 mHz when they really
> mean 432.00 MHz.
> A very big difference.
>
> 73
> Glenn
> WB4UIV
>
>
> On 10/18/2020 8:38 PM, Eric Skoog via AMSAT-BB wrote:
> > GREAT IDEA..................I'll wager I get accused of using more
> acronyms
> > than anyone!  In my Symposium Paper, I attempted to spell out all the
> > acronyms I did use, but I'm not sure I did in my presentation and if so,
> > the slides probably went by too fast for those to be "digested!."  So I
> > went back and resurrected the acronyms I used for the GOLF system design
> > introduction and have included those in this message as my 'contribution'
> > to the cause............
> >
> > ACM               Adaptive Coding and Modulation
> >
> > ADAC             Attitude Determination And Control
> >
> > ADC               Analog – Digital Converter
> >
> > AGC               Automatic Gain Control
> >
> > AO-xx            AMSAT Oscar (satellite number) xx
> >
> > APIC              Auxiliary Payload Integration Contractor
> >
> > ASCENT        Advanced Satellite Communications and Exploration of New
> > Technology ("skunk works")
> >
> > Az                  Azimuth
> >
> > BPF               Band Pass Filter
> >
> > BPSK            Binary Phase Shift Keying
> >
> > C&DH           Control and Data Handling
> >
> > CAD              Computer Aided Design
> >
> > CAN              Controller Area Network
> >
> > CDR              Critical Design Review
> >
> > CIU                Control Interface Unit
> >
> > CMD              Command
> >
> > CONOPS      Concept of Operations
> >
> > COTS            Commercial Off The Shelf
> >
> > CSLI              CubeSat Launch Initiative
> >
> > CSS               Coarse Sun Sensor
> >
> > CW                Continuous Wave
> >
> > DCT               Digital Communications Transceiver
> >
> > DSP               Digital Signal Processing
> >
> > EAR               Export Administration Regulation
> >
> > El                   Elevation
> >
> > ELaNa           Educational Launch of Nanosatellites
> >
> > EM                 Engineering Model
> >
> > EOL               End Of Life
> >
> > EPS               Electric Power Subsystem
> >
> > FC                 Flight Computer (an OBC)
> >
> > FDM              Frequency Division Multiplex
> >
> > FDX               Full Duplex
> >
> > FEA               Finite Element Analysis; also Failure Effects Analysis
> >
> > FEC               Forward Error Correction
> >
> > FEM               Finite Element Model
> >
> > FM                 Flight Model; also Frequency Modulation
> >
> > FoV                Field of View
> >
> > FPGA             Field Programmable Gate Array
> >
> > FPS                Functional Performance Specification
> >
> > GBT               GOLF Battery Tender
> >
> > GEO              Geosynchronous Earth Orbit
> >
> > GEVS            General Environmental Vibration Specification (NASA)
> >
> > GNC              Guidance, Navigation, & Control
> >
> > GND              Ground
> >
> > GOLF            Greater Orbit Larger Footprint
> >
> > GPS              Global Positioning System
> >
> > HEO              High Earth Orbit
> >
> > I2C                 Inter-Integrated Circuit
> >
> > ICR                Improved Command Receiver (part of the LTM)
> >
> > ID                   Identification
> >
> > IF                   Intermediate Frequency
> >
> > IHU                Internal Housekeeping Unit (an OBC!)
> >
> > IMU                Inertial Measurement Unit
> >
> > ISDE              Institute for Space and Defense Electronics (Vanderbilt
> > University)
> >
> > ITAR               International Traffic in Arms Regulations
> >
> > LDPC             Low Density Parity Check (FEC code)
> >
> > LEO               Low Earth Orbit
> >
> > LEPF             Low Energy Proton FinFET
> >
> > LIHU              Legacy Internal Housekeeping Unit (an OBC)
> >
> > LNA               Low Noise Amplifier
> >
> > L.O.               Local Oscillator
> >
> > LT                  Linear Transponder
> >
> > LTM               Linear Transponder Module
> >
> > LV                  Launch Vehicle
> >
> > MEO              Medium Earth Orbit
> >
> > MRR              Mission Readiness Review
> >
> > MT                 Magnetorquer
> >
> > MTTF             Mean Time To Fail
> >
> > NASA             National Aeronautics and Space Administration
> >
> > OAP               Orbit Average Power
> >
> > OBC               On Board Computer
> >
> > OPS               Operations
> >
> > PCB               Printed Circuit Board
> >
> > PCU               Power Conditioning Unit
> >
> > PDR               Preliminary Design Review
> >
> > PDU               Power Distribution Unit
> >
> > PMAD            Power Management And Distribution
> >
> > PPT               Power Point Tracker
> >
> > RAD              Radiation
> >
> > RBF               Remove Before Flight
> >
> > RF                 Radio Frequency
> >
> > RFNOC         RF Network On Chip (ETTUS)
> >
> > RT/IHU          Radiation Tolerant/Internal Housekeeping Unit
> >
> > RW                Reaction Wheel
> >
> > RX/TX           Receiver/Transmitter (part of the LTM)
> >
> > S/N                Signal to Noise (ratio)
> >
> > SAA               South Atlantic Anomaly
> >
> > SAW              Solar Array Wing
> >
> > SDR              Software Defined Radio
> >
> > SEE               Single Event Effects
> >
> > SEU               Single Event Upset
> >
> > SoC               System on Chip
> >
> > SP                 Solar Panel
> >
> > SPI                Serial Peripheral Interface
> >
> > SRAM           Static Random Access Memory
> >
> > SRS              System Requirements Specification
> >
> > SSB              Single Side Band
> >
> > SSPA            Solid State Power Amplifier
> >
> > ST                 Star Tracker
> >
> > STEM            Science, Technology, Engineering, Mathematics
> >
> > TDM              Time Division Multiplex
> >
> > TLE               Two Line Element
> >
> > TLM              Telemetry
> >
> > TRL               Technology Readiness Level (scale of 1 to 9)
> >
> > TT&C            Telemetry, Tracking and Command
> >
> > UART            Universal Asynchronous Receiver Transmitter
> >
> > UHF              Ultra High Frequency
> >
> > USB              Universal Serial Bus
> >
> > UTC              Universal Time
> >
> > uW                MicroWave
> >
> > VHF              Very High Frequency
> >
> > VR                Voltage Regulator
> >
> > VUC             Vanderbilt University Controller
> >
> > WB                Wide Band
> >
> > XCVR            Transceiver
> > ------------------------------------------------------------
> > enjoy,
> > Eric Skoog (K1TVV)
> > GOLF System Engineer
> >
> >
> >
> > On Sun, Oct 18, 2020 at 2:12 PM Burns Fisher via AMSAT-BB <
> > amsat-bb at amsat.org> wrote:
> >
> >> It's a good idea, Gerald--I don't remember such a list, but it could
> have
> >> been.  Could you start the ball rolling by sending out the list of terms
> >> that you already wrote down which you did not know?  Sometimes it's hard
> >> for those of us steeped in them to realize what is unknown.
> >>
> >> On Sun, Oct 18, 2020 at 1:56 PM Gerald Payton via AMSAT-BB <
> >> amsat-bb at amsat.org> wrote:
> >>
> >>> Abbreviations and acronyms are a real headache for me from time to
> time.
> >>> I was told that in the past the AMSAT Journal sometimes printed a table
> >> of
> >>> abbreviations used frequently.  I have some Journals from Sept/Oct 2019
> >> to
> >>> current issue, but do not include such table.
> >>>
> >>> Is there such table available and where may I find it, please?
> >>>
> >>> I listen to Saturday's Symposium and was overwhelmed with the terms
> used.
> >>> I wrote down and looked up later a few of the terms.  I realize that it
> >>> probably take time to learn, but a list or table would help!
> >>>
> >>> Thanks, and 73 to all.
> >>>
> >>> Gerald "Jerry" Payton AB5R
> >>> EM12kh
> >>>
> >>>
> >>>
> >>> _______________________________________________
> >>> Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
> >>> to all interested persons worldwide without requiring membership.
> >> Opinions
> >>> expressed
> >>> are solely those of the author, and do not reflect the official views
> of
> >>> AMSAT-NA.
> >>> Not an AMSAT-NA member? Join now to support the amateur satellite
> >> program!
> >>> Subscription settings: https://www.amsat.org/mailman/listinfo/amsat-bb
> >>>
> >> _______________________________________________
> >> Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
> >> to all interested persons worldwide without requiring membership.
> Opinions
> >> expressed
> >> are solely those of the author, and do not reflect the official views of
> >> AMSAT-NA.
> >> Not an AMSAT-NA member? Join now to support the amateur satellite
> program!
> >> Subscription settings: https://www.amsat.org/mailman/listinfo/amsat-bb
> >>
> > _______________________________________________
> > Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
> > to all interested persons worldwide without requiring membership.
> Opinions expressed
> > are solely those of the author, and do not reflect the official views of
> AMSAT-NA.
> > Not an AMSAT-NA member? Join now to support the amateur satellite
> program!
> > Subscription settings: https://www.amsat.org/mailman/listinfo/amsat-bb
>
> --
> -----------------------------------------------------------------------
> Glenn Little                ARRL Technical Specialist   QCWA  LM 28417
> Amateur Callsign:  WB4UIV            wb4uiv at arrl.net    AMSAT LM 2178
> QTH:  Goose Creek, SC USA (EM92xx)  USSVI LM   NRA LM   SBE ARRL TAPR
> "It is not the class of license that the Amateur holds but the class
> of the Amateur that holds the license"
>
> _______________________________________________
> Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
> to all interested persons worldwide without requiring membership. Opinions
> expressed
> are solely those of the author, and do not reflect the official views of
> AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur satellite program!
> Subscription settings: https://www.amsat.org/mailman/listinfo/amsat-bb
>


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