Technical data

VHF/AM RADIO FSG 2T
760 Channel Aviation Transceiver
4 FAV_D10048 June 2014
Table of Contents
Manual Revision History .................................................................................................... 2
Table of Contents ............................................................................................................... 4
List of Illustrations ............................................................................................................. 6
Abbreviations ..................................................................................................................... 7
1 For Your Safety ................................................................................................. 9
1.1 Used Symbols .............................................................................................................10
2 General Description ........................................................................................ 11
2.1 About this document ....................................................................................................11
2.2 General Description .....................................................................................................11
2.2.1 Application .......................................................................................................................... 11
2.2.2 Operation Description ......................................................................................................... 11
2.3 Technical Description ..................................................................................................13
2.4 System and Type Approval Information .......................................................................14
2.5 Re-calibration Information ...........................................................................................15
2.6 Operating License .......................................................................................................15
2.7 Equipment supplied .....................................................................................................15
2.8 Optional Accessories ...................................................................................................16
2.9 Equipment required, but not supplied ..........................................................................17
2.10 Some words about Microphones .................................................................................18
3 Installation ..................................................................................................... 19
3.1 General .......................................................................................................................19
3.2 Unpacking and Inspecting Equipment .........................................................................19
3.3 Pre-installation Test .....................................................................................................19
3.3.1 Particular Remarks to FSG 2T Transmitter Modulation ........................................................ 20
3.4 Mechanical Installation ................................................................................................23
3.4.1 Transceiver installation ....................................................................................................... 23
3.4.2 Compass deviation ............................................................................................................. 23
3.4.3 Antenna installation ............................................................................................................ 25
3.5 Airborne wiring ............................................................................................................27
3.5.1 General recommendations ................................................................................................. 27
3.5.2 Wiring the Microphone(s) ................................................................................................... 34
3.5.2.1 Microphone settings 35
3.5.2.2 Dynamic Microphone(s) 36
3.5.2.3 Standard Carbon, amplified Electret, amplified Dynamic Microphone(s) 37
3.5.3 Intercom (IC) ....................................................................................................................... 38
3.5.4 Loudspeaker / Headset interconnection ............................................................................. 38
3.5.5 OPTIONAL: AF External Operation .................................................................................... 39
3.5.6 Backlighting ........................................................................................................................ 40
3.5.7 Connection to a 28 Vdc airborne system ........................................................................... 40
4 Recommended Set-up Sequence ...................................................................... 41
4.1 General .......................................................................................................................41
4.2 Microphone Set-up ......................................................................................................42
4.2.1 Set-up using Loudspeaker / Junction Box and one (or two parallel, identical) non-amplified
Dynamic Microphone(s) at Mic 1 Input, pin 1. .................................................................... 42
4.2.2 Set-up using two non-amplified Dynamic Microphones separate on Mic 1 input, pin 1, and
Mic 2 input, pin 3................................................................................................................. 42
4.2.3 Set-up using one (or two parallel, identical) amplified / Standard Carbon Microphone(s) on
Mic 2 input, pin 3................................................................................................................. 43