General Navigation Cheat Sheet PDF

Summary

This document is a cheat sheet for general navigation, covering various concepts, formulas, and procedures related to aircraft navigation. It includes information on ground distance, turn slip indicators, dates, compass, altimeter, and mach meter, among other topics. It also describes various radio technologies.

Full Transcript

# GEN NAV ## GROUND DISTANCE = GS x TIME - ADTAS TIME - AIRSPEED IND. - PITOT+ STATIC - PRINCIPLE OF OP: IT WORKS ON THE PRINCIPAL OF DYNAMIC PX. ## TURN SLIP INDICATOR (4500 RPM) - THAP-1 - T-TSI - ERRORS - PRINCIPLE BEARING BY PHASE COMPARISON FREQUENCY - A9W - **FREE:** 108-117.975 MHZ (VHF...

# GEN NAV ## GROUND DISTANCE = GS x TIME - ADTAS TIME - AIRSPEED IND. - PITOT+ STATIC - PRINCIPLE OF OP: IT WORKS ON THE PRINCIPAL OF DYNAMIC PX. ## TURN SLIP INDICATOR (4500 RPM) - THAP-1 - T-TSI - ERRORS - PRINCIPLE BEARING BY PHASE COMPARISON FREQUENCY - A9W - **FREE:** 108-117.975 MHZ (VHF BAND) - **CYOR:** REF SIGNAL 30 Hz (FM) VARIABLE SIGNAL 30 Hz (AM) - **RPM LESS:** UNDER DYOR. REF SIGNAL 30 Hz (AM) VARIABLE SIGNAL 30 Hz (FM) - **QDR PHASE DIFF/RADIAL** READ - **H-HORIZONTAL** RPM MORE: OYER - **A-AXIS** - **P-PRECISION** ## DCP DH - TCP DDCP - SGS(0) - O+H - **ERRORS** - **MISC.** - **BLIP DC CORR** - **D. DISTANCE** - **H HOMEBOUND G.S** ## DATES: - **3 JAN** = PERIHILION - **21 MARCH** = SPRING EQUINOX - **21 JUNE:** SUMMER SOLISTICE = APHELION - **23 SEPT** = AUTUMN EQUINOX - **22 DEC:** WINTER SOLISTICE ## FREEDOM - **WHITE ARC:** VSO to VFE - **GREEN ARC:** VSI to VNO - **YELLOW ARC:** VND to INE - **RED LINE:** VNe - **BLUE LINE:** VYSE ## *PNR* - **1-ONE DEGREE** - **J. DPNREOH** (O+H) ## *TPNR* - **E = FOB - RESERVE** - **2 TPNR = EH** (O+H) ## FUEL CONSUMPTION - f/c(0) +flc (n) - Gs (0) Gs (h) ## DEPARTURE - **DPNR:** FOB-RESERVE - **DEPARTURE:** CHLONG x 60x COS LAT - **GC:** ChLAT 60 nm - **Ch LONG x 60 nm x CoS (LAT)** NM ## CONVERGENCY - **CONVERGENCY:** CHLONG & SIN MEAN LAT - **CONVERSION ANGLE:** ½ CONVERGENCY ## SCALE - **SCALE:** - **CL** - - **EL** - - **DA** - - **COS A = 1+0.2km²** ## COMPASS: A FREELY SUSPENDED MAGNET IN EARTHS MAGNETIC FIELD TEND TO TAKE UP APPROX NIS DIRECTION - **A- ACCELERATION** - **T-TURNING** - **P-PARALLAX** ## ALTIMETER: ONLY STATIC PX. PRINCIPAL IT WORKS ON THE PRINCIPAL THAT STATIC PRESSURE DECREASES WITH HEIGHT - LIQUID SWIRL - **ERRORS** - **BLIP TE** - **M-MISALIGNMENT** - **A- ATTITUDE** ## MACH METER - **PITOT + STATIC** - **PRINCIPAL** IT WORKS ON THE PRINCIPAL OF RATIO OF - **DYNAMIC PRESSURE / STATIC PRESSURE** - **ERROR** - **BIP** - **NO ERROR** ## DTC ## RADIO - **SPEED OF EM WAVE 300 MILLION METER SEC / 300000 KM/SEC, 16200NM** - **FREQ NO OF CYCLES / SEL** - **EMISSION CODES** - **NDB NON A1A LNON AZA** - 1) **M.NO = TAS** (iⅱ) **LSS = 38.94 (273 +c)** - **HF-J3E, VDF : VHF - АЗЕ** - **ILSABW YOR-A9W** - **DME PON** ## BAND - **VLF** - **LOF** - **MF** - **VHF** - **UHF** - **SHF** - **EHF** ## ERROS ## VERTICAL SPEED IND: ONLY STATIC PX PRINCIPAL IT WORKS ON THE PRINCIPAL OF RATE OF CHANGE OF STATIC Px - **CLIMB** - **BLIP** UNDER READ - **LEVEL OUT** OVER READ - **F** ## FREQ - **WAVELENGTH** - **3-30 KHz:** 100-10 KM - **30-300 KHZ:** 10-1 KM - **300-3000 KHZ:** 1000-100 M - **3-30 MHZ:** 100-10 M - **30-300 MHz:** 10-1 M - **300-3000 MHZ:** 100-10 CM - **3-30 GHZ:** 10-1 CM - **30-300 GHZ:** 10-1 33 - **L 1-2 GHZ** - **S 2-4 GHZ** - **C4-8 GUZ** - **X 6-12 GHZ** ## IONOSPHERE - **D-75 KM (500 kHz)** - **E-125 KM C2MHz)** - **F-225 KM (3-30MHZ)** ## VDE - **QDM +180** ## RANGEACCURACY - **S-SITE ERROR (Biggest ERROR** - **P-PROPAGATION ERROR/YOR BOALLOPING** - **A-AIRBORNE EQUIP ERROR** - **P-PILOTAGE ERROR** - **A-BEACON ALIGNMENT** ## RAPAE - **1. HT. OF Tx & Rx** - **2. POWER** - **3. NATURE OF TERRAIN** ## AGGREGATE ERROR PROPAGATION + AIRBORNE EQUIP ERROR - **FULL SCALE DEFLECTION-10°** - **ERROR** - **RMI:** ARROW HEAD GIVES QOM TAIL GIVES & DR ## ILS - **PRINCIPAL:** BEARING BY LOBE COMPARISON LEFT (LOCALIZER) - **LOCALISER FREQ:** 108-112 (ODD.DECI) - **COVERAGE:** 25mm ± 10°, 17mm ±35° - **LOCATION:** 300M FROM DEP. END - **FULL SCALE DEFLECTION:** 2.5° ## GLIDE PATH - **FREQ:** 332 MHZ (UHF) - **LIFTED (GLIDE SCOPE)** - **150 H2BLUE SECTOR** - **90 Hz YELLOW SECTOR** - **LOCATION:** GENERAGE: 300m From APPCHEND 150M FOM CENTER - **COVERAGE:** 0.450 to 1.759 GA - **LATERAL COVERAGE:** 10NM ±8" - **FULL SCALE DEFLECTION:** 0.70 ## MARKER - **LOW:** 35-6NM - **MED:** 0-57NM - **HIGH:** 250-1500'ft - **LINE:** 3000 ft ## BEAC02 - **OM BLUE:** 400 H2 - **MM AMBER:** 1800 Hz - **IN WHITE:** 3000 Hz. - **DOT/SEC** - **3000 Ft LALT DASIA DOT SEC** - **2 PASHISEC** ## CATEGORY OF ILS - **CAT I:** 2001 - **CAT II:** 200-100 - **CAT IIIA:** 100-50' - **CAT IIIB:** 50-15 - **CAT IIIC:** 0 ## RVR - **0903:** 300 M - **200 M** - **75-200M** ## RADAR - **PRIMARY RADAR:** ECHO PRINCIPAL TO DETERMINE RANGE - **AND SEARCH LIGHT PRINCIPAL FOR BEARING.** - **SECONDARY RADAR:** IT TRANSMITS PULSE ON ONE FREQ - **AND RECIEVES ON AND THER.** - **MAX RANGE:** R CX PRI OR REPRE - **T² / 2** - **R** - **P** - **T** - **5** ## RADIO ALT- - **FREQ:** 4.2 GHZ - **WAVELENGTH:** 7cm - **SHF BAND** ## PRECISION APPCH RADAR - **AWR** - **SSR** - **DME** - **ASMH** - **PRF** - **2** - **A** - **ASMI** - **G** - **GPWS** ## RPM 60 - **IT CAN BOMETIMES DISTINGUISH BETWEEN TYPES OF AIC** ## AWR - **PRINCIPAL:** ECHO PRINCIPAL FOR RANGE SEARCH LIGHT BRG - **PRINCIPAL:** BEARING BY THE ADCOK AERIAL FREQ: 9375 MHZ, 10 GHZ (X BAND) WAVELENGTH: 3CM ## DIRECTIONAL GYRO PRECISION - **AH-ARTIFICAL HORIZON** (ELEC POWER GROUND 22500 RPMS - **R-RANDOM WANDER** VERTICAL AXIS - **GYROSCOPE IND** (12000 RPM) - **THARP-2** - **T-TIED GYRO** - **ERROR GRAVT** - **G-GIMBAL ERROR** - **AVE-2** - **A-ARTIFICIAL HORIZON** - **ERROR** - **H-HORIZONTAL** - **AT** - **↓** - **A- Axis** - **R-RIGIDITY** to Show HDG - **60** - **2-2 FREEDOM** - **ii) % = ROD x 60 / 6000** - **i) ROD G.Sx A 100 / 6080** - **A-APPARANT WANDER** - **E-EARTH GYRO** - **V-VARYING ROTOR RPM** - **2-2 GIMBAL WANDER** - **P-PRECISION LATITUDE NUT** - **T-TRANSPARENT** - **4-DUCTING** ## A3E - **ACCURACY** - **1. PROPAGATION ERROR** - **2. SITE ERROR** - **3. AIL ALTITUDE** - **4. OVERHEAD STATION** ## NOB - **PRINCIPAL:** BEARING BY LOOP THEORY - **FREQ:** 190-1750 KHZ (LOWER LFutter MF boud) - **NON A1A, NON AZA** - **RANGE:** 200 MM (DAY) 70NM (NIGHT) - **ASIU:** +5 - **PRECIPITATION STATIC NON AIR HAS MORE THUNDERSTORM (BIGO) RANGE THAN NON FIZA** - **COASTAL REFRACTION 2 MORE RANGE OVER ACCU** - **4. NIGHT EFFECT** - **5. QUADRANTAL FRRAR** - **RANGE** - **3.LOW FRES MORE RANGE** - **6.NOFAIL IND. DEVICE TRANS MITTER POWER** - **1. DPERROR** - **POWER INC. 4 TIMES** - **5.DOUBLE RANGE** - **. MOUNTAIN EFFECT** - **STATION EFPECT** - **R-PWR LAND** - **PWR SEA** ## TWO TYPES OF BEAM: - **CONICAL BEAM OR FAN SHAPED BEAM-MAPMODE (0-70nm)** - **CONICAL PENCIL BEAM MAN MODE (70-150nm)** - **WEA MODE (25mm)** ## ALTIMETER - **RADIO** - **PRINCIPAL:** FREQUENCY MODULATED CONTINUOS WAVE - **FREQ:** (4200-4400 MHz) or 4.2 GHZ - **WAVELENGTH:** 7cm - **SHF BAND** - **MEASURES 0-2500' HEIGHT FROM THE LOWEST WHEEL** - **ACCU I5' + 3% OF INDICATED HEIGHT** - **FORMULA:** CHANGE OF FREQ= RATE OF CHANGE * TIME - **MUSHING ERROR:** BECAUSE RX & TX ARE ON DIFF HEIGHT

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