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GYRO A mechanical or electronic device which helps to stabilize the orientation of the aircraft by sensing rotation, and moving the appropriate servo to co... ! t. q: j6 u- P& _
GYRODYNE a rotorcraft whose rotors are normally engine-driven for takeoff, hovering, and landing, and for forward flight through part of its speed range, and w...
7 H( _- V: Y ~! `0 y) ~GYROPLANE A rotorcraft whose rotors are not engine-driven, except for initial starting, but are made to rotate by action of the air when the rotorcraft is movin...
; \& l- n; }+ @2 |! Q; i3 YGYROSCOPE (GYRO) An inertial device for measuring change of attitude (pitch rate, roll rate, and yaw rate); gyroscopes usually consist of a gimbled, rotating mass; gyr...
& T0 u6 t# W8 `H Helicopter (JAR-FCL)
1 H f- D0 h% R" v" ~H24 Operating 24 hours
1 j* f& A# H6 e! r$ b8 [H2S ?
$ L7 i- P$ X" K) w. w" fHACK An aircraft used for communications or recreational purposes.
& Y) c( {0 I$ L: d2 ZHAPPY VALLEY ; RAF nickname for the Ruhr industrial area.
( r) p$ u: m2 A+ K& s4 X7 wHB- Swiss nationality marks for aircraft registration " _" F+ g; v2 Q
HDG Heading # c9 d9 M* @( [8 j: a& w# c
HDG SEL Heading select
* t# v! D4 @3 T5 ^% A$ KHEADER TANK This is a small fuel tank used in line between the main tank and the carburetor. The purpose of the header tank is to ensure that the fuel fed to the ... 2 V/ d5 V5 i) A7 Y% J) L w9 [$ C3 _
HEADING Direction on a compass that aircraft is pointed, measured with respect to true north or magnetic north; Symbols: psi; Typical Units: rad, deg;
. F/ m) l2 u: N) U. bHEADING ERROR A basic output from guidance to flight director, indicating the difference between actual heading and desired heading; Symbols: DELTA psi; Typical Uni...
8 R6 _; y! L" x& SHEADING HOLD This describes a type of Gyro which senses rotation, and maintains direction. This is accomplished by sensing the rate of motion, and the time of moti...
9 |( T/ Q6 h \1 DHEADING LOCK Slang term for Heading Hold Gyro. 9 x" Z- t; k" C, X0 t# w! f2 O! U
HEADING SELECT (HDG SEL) A basic guidance mode, providing lateral guidance to an operator selected heading (magnetic heading or true heading, again, operator selectable); 1 | k. V$ ^! w+ ]% V+ n1 K
HEALTH Equipment status 0 K2 n1 Y6 [9 D" s3 `* l* E) D
HEINRICH German transmitter introduced to jam GEE. 8 A- P. P7 X8 R: ]
HEL Helicopter
& y$ C }, _6 m) xHELICOPTER A rotorcraft that, for its horizontal motion, depends principally on its engine-driven rotors. ' p) q+ u3 ~) Z( H" R2 y6 g8 F
HELIPORT an area of land, water, or structure used or intended to be used for the landing and takeoff of helicopters
( L* ?, B! ^* V0 c1 gHELLE NACHTJAGD ILLUMINATED NIGHT HUNT; German night fighter system backed by searchlights
3 X7 B9 a" v, D" s: ]7 gHEO High Earth Orbit X9 E! }. e0 p6 ?+ e p
HERTZ (HZ) Cycles per second, used to describe radio frequencies; usually with the prefix k for kilo (one thousand), M for mega (one million) or G for giga (one ... & T8 N' J+ h" f) ~# h( |) N+ J9 D$ W. u
HF High Frequency radio equipment. - _3 _2 I0 g1 I d
HF COM High Frequency Communication. " |9 C M- m4 U) D( i! J9 m
HG High Frequency . Z% l: p4 g+ t- X6 O
HIGE Hover In Ground Effect " o6 w+ a, c# d- `" N" R
HIGH-PASS FILTER (HPF) A filter that allows frequencies above a cutoff frequency to pass while attenuating frequencies below the cutoff frequency; 9 g: V' {, }: f+ Z
HIMMELBETT FOUR POSTER BED; German radar-backed night fighter system. . p) v& Q( ^+ n9 d
HIRF High intensity radiated field.
, ^" M* A# k! q8 x' [HIRL High Intensity Runway Lights
' I8 M7 V1 t- _4 v. pHIS Horizontal Situation Indicator
4 k" P& g/ B, M3 ~5 hHIT (OR TO BE HIT) Sudden radio interference which causes your aircraft to fly in an erratic manner. Most often caused by someone turning on a radio that is on your freq...
4 e" q2 r3 y! t2 `/ pHITS Highway In The Sky (Flight/NAV display concept)
0 e6 u, Y# a. H7 M( A# qHJ Operating hours during daylight |
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