WHAT DO WE MEAN BY NAVAIDS ?

Well, first off we mean NAVIGATIONAL AIDS : how the hell do we get home !.......

and then, what was on offer in 1959 [for example] a time when the lessons learned from WW2 were integrated in our every day  toolbox of NAVIGATION.  These included:-

Device

Variants

Compass

Gyro
Magnetic
Transmitting Magnetic
Gyro Magnetic

LOGS Pitometer
Chernikeeff
Electro Magnetic
Taffrail
Topographical Highlights
Echo Sounders Supersonic Echo Sounder Type 765
Sextants Marine
Radio
Horizontal Angles
Distance Measurers Optical Rangefinder
Taut Wire Measuring Gear
Tellurometer
Self contained navigational systems Shipborne Inertia Navigational System [SINS]
Magnetometer
Gravitometer
Radar High Definition Warning Surface
Navitran
Radio Aids [Hyperbolic] CW Phase Comparison Standard Commercial Decca
Survey Decca
Dectra [Decca Track and Range}
Delrac {Decca Long Range Area Coverage}
Radux
Omega
Raydist
Lorac
Berserk
Rana
Radio Aids [Hyperbolic] Pulse Comparison Gee [RN QH]
Loran
LF Loran [Loran 'C']
EPI [Electric Position Indicator]
Ctac
Radio Aids [Circular] Shoran
Two Range Decca
Radio Aids [Azimuthal] MF/HF Shipborne
MF/HF Shore Based
Consol [ex German Sonne]
Popi [Post Office Position Indicator]
Consolan
Navaglobe
Facom
Navarho
Microwave Beacon
Miscellaneous Tracking Aids Tacan
Airborne doppler
Shipborne doppler
Leader Cable
Underwater Acoustic U.A.N.S [N.A.D.C. System
Passive Acoustic Markers
Active Acoustic Beacons

But, we must concentrate on RADIO NAVAIDS and even then, on just a few of the systems available.

Below you will find some of the most important modern day [1960-1980] devices which give a good description of the gear on offer with a supporting picture.

DAS2 Click
QM10 Click
QM3,4 Click
QM5,9,10 Click
QM6,7,8,11 Click
YE Click


followed by a description of the kit used in the 1950's
radio navigation aids.pdf - lots of good things in here !