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reference
Reference section
In addition to the units conversion table shown next, we have developed a Units Converter utility for quick and easy conversion between the units most frequenctly encountered in Unmanned Aircraft related work.
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Imperial to metric |
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metric to Imperial |
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1 ft |
= |
0.3048 m |
1 m |
= |
3.281 ft |
|
|
1 US gallon |
= |
3.785 litre |
1 litre |
= |
0.2642 US gallon |
|
|
1 Imperial gallon |
= |
4.546 litre |
1 litre |
= |
0.22 Imperial gallon |
|
|
1 pound |
= |
0.4536 Kg |
1 Kg |
= |
2.2046 pounds |
|
|
1 BHP |
= |
745.7 watts |
1 KWatt |
= |
1.341 BHP |
|
The web based Units Converter utility can be used to convert between metric and Imperial units of:
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length
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area
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volume
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weight
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power
Cautionary note on related web sites that might be of interest...
Barnard Microsystems Limited (BML) can not vouch for the material on any of the sites mentioned below and can not provide you with assurance that the products, or, services offered on these sites, will suit your requirements.
The links to the web sites below are offered for your interest only and are not approved, endorsed, or, recommended by BML. BML has no connection to any of these sites, or, associated companies and has no commercial interest in any of the sites, or, associated companies mentioned.
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Name |
Web Site |
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Aerosonde corporate site |
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Crossbow Technologies |
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UAV directory |
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Earth mapping by Google |
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Federation of American Scientists |
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Flight International magazine |
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Israeli Aircraft Industries |
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Model engine corporation of America |
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Model aeronautics site |
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Model planes and UAVs |
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Model shop |
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National Geophysical Data Center |
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Nellis Air Force Base, USA |
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Pulse jets |
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RCV Engines |
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Sander Geophysical Limited |
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Silvertone Electronics |
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Small gas turbines |
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Small rockets |
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Small rockets |
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TAM 5 and Maynard Hill |
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UAV applications |
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UAV components |
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UAV components |
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Wankel engines for UAV use |
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Yamaha autonomous helicopter series |
http://www.yamaha-motor.co.jp/global/industrial/sky/index.html |
Next is a table of the most commonly used acronyms in the areas of Unmanned Aircraft Systems.
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ADSL |
Asymmetric Digital Subscriber Line, as used in broadband Internet access |
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ADC |
Analog-to-Digital Converter, typically in integrated circuit form |
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ATC |
Air Traffic Control |
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BW |
Bandwidth in Hertz (Hz) |
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CCD |
Charge Coupled Device, used as the imaging element in a digital camera |
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CCTV |
Closed Circuit TeleVision, as used to monitor security in buildings |
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DEM |
Digital Elevation Mapping |
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DoD |
US Department of Defense in Washington, D.C. |
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DWDM |
Dense Wavelength Division Multiplexing (of optical wavelengths) |
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FAI |
Fédération Aéronautique Internationale is the world's air sports federation |
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FSO |
Free Space Optics in which light beams are used to transmit signals |
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GCS |
Ground Control System |
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GPS |
Global Positioning System, using satellites to determine an exact location |
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GSM |
Global System for Mobile communications, as used by mobile phones |
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IMU |
Inertial Measurement Unit containing gyros, accelerometers & inclinometers |
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ISM |
Instrument, Scientific and Medical (band) |
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KE |
Kinetic Energy, the energy of motion = 0.5mv2 |
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LAN |
Local Area Network, as used in a computer network |
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LED |
Light Emitting Diode, basically, a small semiconductor lamp |
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LIDAR |
Light Direction finding And Ranging = laser based RADAR |
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mm wave |
millimetre wavelength, typically for microwave frequencies above 30 GHz |
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MTBF |
Mean Time Between Failures, as a measure of reliability, usually in hours |
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NASA |
National Aerospace and Space Administration |
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nT |
nanoTesla, a measure of magnetic field strength |
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PC |
Personal Computer |
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PCM |
Pulse Code Modulation, widely used in telemetry and model radio control |
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PE |
Potential Energy = mgh |
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R+D |
Research and Development |
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RADAR |
RAdio Direction finding And Ranging |
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rms |
Root Mean Square, an accurate measure of the average power of a signal |
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RoHS |
Restriction of the use of certain Hazardous Substances in EE equipment |
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TV |
Television |
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UA |
Unmanned Aircraft |
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UAV |
Unmanned Air Vehicle |
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UWB |
Ultra Wide Bandwidth, typically from 3.1 … 10.6 GHz |
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VSAT |
Very Small Aperture Terminal, as used to receive signals from a satellite |
© Barnard Microsystems Limited 2006 - 2008