SOUTHERN AVIONICS COMPANY
Model SA100 Dual
vii
Contents
Contents
1.1 General Description: SA100 ............................................................................. 1-1
1.2 Specifications: SA100....................................................................................... 1-3
1.3 General Description: SA Radiobeacon Control System ................................... 1-7
1.4 Specifications: Automatic Transfer Unit SA Series........................................... 1-9
1.4.1 Local Radiobeacon Control ...................................................................... 1-9
1.4.2 Remote Radiobeacon Control Panel........................................................ 1-9
1.4.3 Control Link Specifications ..................................................................... 1-10
2.1 Functional Description: SA100 ......................................................................... 2-1
2.2 Functional Description: Autotransfer System SA Series................................... 2-5
2.3 Detailed Circuit Analysis: SA100 ...................................................................... 2-7
2.3.1 Synthesizer PWB (KWOSYN) .................................................................. 2-7
2.3.2 RF Driver ................................................................................................ 2-10
2.3.3 Tone Key ................................................................................................ 2-11
2.3.4 Audio PWB (Optional) ............................................................................ 2-14
2.3.5 Modulator Driver..................................................................................... 2-17
2.3.6 Keyer ...................................................................................................... 2-20
2.3.7 Modulator (DMOD) ................................................................................. 2-26
2.3.8 Power Amplifier ...................................................................................... 2-29
2.3.9 Filter ....................................................................................................... 2-32
2.3.10 Monitor ................................................................................................. 2-36
2.3.11 DC Power Supply (Optional) ................................................................ 2-46
2.3.12 AC Power Supply (Optional) ................................................................ 2-53
2.4 Detailed Circuit Analysis: Automatic Transfer System SA Series................... 2-62
2.4.1 Local Radiobeacon Control System ....................................................... 2-62
2.4.1.1 DC Auto Disconnect PWB ............................................................. 2-73
Summary of Contents for SA100
Page 20: ...SOUTHERN AVIONICS COMPANY Model SA100 Dual x Contents...
Page 22: ...SOUTHERN AVIONICS COMPANY Model SA100 Dual 1 2 Introduction This page intentionally left blank...
Page 25: ...SOUTHERN AVIONICS COMPANY Model SA100 Dual 1 5 Introduction Figure 1 2 Transmitter Portrait...
Page 26: ...SOUTHERN AVIONICS COMPANY Model SA100 Dual 1 6 Introduction This page intentionally left blank...
Page 28: ...SOUTHERN AVIONICS COMPANY Model SA100 Dual 1 8 Introduction This page intentionally left blank...
Page 119: ...SOUTHERN AVIONICS COMPANY Model SA100 Dual 3 3 Antennas Figure 3 1 Antenna Reactance...
Page 120: ...SOUTHERN AVIONICS COMPANY Model SA100 Dual 3 4 Antennas This page intentionally left blank...
Page 160: ...SOUTHERN AVIONICS COMPANY Model SA100 Dual 5 8 Maintenance This page intentionally left blank...
Page 162: ...SOUTHERN AVIONICS COMPANY Model SA100 Dual 6 2 Parts List This page intentionally left blank...
Page 164: ...SOUTHERN AVIONICS COMPANY Model SA100 Dual 6 4 Parts List This page intentionally left blank...
Page 218: ...SOUTHERN AVIONICS COMPANY Model SA100 Dual 6 58 Parts List This page intentionally left blank...