第一級総合無線通信士「無線工学 A」試験問題
Contents
1. B PF HPF LPF PF 2 1 33 dB 2 27 dB 3 21 dB 4 15 dB oO R CO MM A B HPF SSB J3E E WS NN 30 dB 5 9 dB Hz C x2. oO CO MM A 25 2 30 B C S N S N S N A B C 1 QPSK 4PSK BPSK 2PSK 1 2 4 A 2 2 4 2 QPSK BPSK B a 4 6 3 8PSK
3. F e V A 2 6o R 1 oCr B oo 0O MM A 15 1 A C C R CrR C C R gt CrR C Ci R gt CTR C Ci R CrR C Ci R CrR 1 Q C F C F A 0 e e
4. NAVTEX 1 2 D 1 6 EGC D 5 V H H 100 mA D 2 7 FM 2 3 D D
5. 3x10 W B 100 kHz Hz AA703 4 A 17 oo 0 MM 3 950 3 3 952 7 kHz 3 953 3 3 955 7 kHz 3 956 3 3 958 7 kHz 3 959 3 3 961 7 kHz 3 962 3 3 964 7 kHz SSB J3E 0 3 2 7 kHz 1 2 H 1
6. ml EGC EGC EGC 10 V D D 100 Q 2 F 5 V 200 mA
7. 1 FM F3E FM 2 4 5 ms fn 9 10 ms FM F3E mr 2 41 5 52 8 65 Oo H mr AA703 6 B 5 SINAD SSB J3E 1 000 Hz
8. oo CO MM a 9 IF AA703 3 A 14 RF Q 1
9. V 5 3 LuV ul 1 1 000 6 2 000 3 3 SI N D S N 4 20 5 9 8 SI N D N D 9 10 10 AA703 7
10. 1 2 20 dB 3 V We 1 SG Hz 2 SG luzV 3 1 2 4 SINAD 10 1ogj dB SG
11. AA703 A 1 A 2 FM F3E A 1 FM 2 FM B RH H E A as C
12. C A 8 3 dB SSB J3E SSB Hz Hz 1 A SSB Hz B Hzl 3 C 6 V 1 2 3 4 5
13. 3 1 HPF 4 1 5 1 HPF A 10 A B Cc 6 J 1 A ei 9 0 2 B 8 MR 30 3 NO C bi ML 5 A 11 SART 1 SART GMDSS 1
14. f fi BPSK 2PSK 1 2 BPSK A B Dll 2 BPF PLL 1 2 BPSK x lrad BPF C BPSK oO Pm CO MM Hz
15. 4 4 A 1 4 5 4 A 0 5 A 19 PWM PAM 1 PWM PAM A B C A Ph 2 PWM LPF B Na 3 PAM LPF C SA NN 2 4 PWM 5 PWM A 20 C N 4
16. C 6 i A 3 FM F3E a a a a A B C 1 A NN es jk 0 NR 1 B 2 2 F3E C 4 Mi 3 4 1 5 1 A 4 _ BPF SSB OR Hz SSB 2
17. 2 H 450 kHz 3 500 kHz A 18 R Im 1 4 1 4 2 2 2 3 4 2
18. 4 100 tmA 3 15 V 4 20 V 5 25 V 8 15 V 9 30 VW 10 35 V FM i 1 6 2 7 3 8 0Gm po mr 2 Hz FM 7f mr
19. 2 SART 9 GHz 9 GHz 3 SART SART 8 4 4 SART 5 SART 96 1 ms 8 A 12 10 kW 1 kHzj 0 5 lus 1 5 mM 2 15 MW 3 20 MW 4 45 MW 5 80 MW A 13
20. 20 dB 1og 2 0 3 1 11 dB 2 12 dB 3 13 dB 4 14 dB 5 15 dB B 1 DS 1 2 3 4 5 1 2 3 4 DME 5 6 PN 7 8 9 GPS 10 AA703 5 B 2 EGC 1 B 3 B 4
21. Ti T SSB 1 1 5 3 4 2 1 6 2 5 3 2 4 1 5 4 3 6 2 4 5 3 4 1 6 HO 6 NM 1 1N 4 Hl NN h fct h 5 HO fc fp f 6 AA703 1 A 5 A 6 A 7 1 A 2 BPF 1 B 3 AGC
22. rad rad x rad H S N AA703 2 A 9 FM F3E EA A B C D 1 1 2 1
23. w Ri 2 B C 3 A 16 3x10 4X10 6x10 3x10 4X10 W Hz W Hz W Hz W Hz W Hz oO Pm CO MM P W Hz oO W Hz A B C 1 D A 2 2 D A 2 3 D A 1 2 4 AD 2 5 AD 1 2 E 100 kHz
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