Antenna: Rancangan TRAP-dipole 40m 20m 15m 10m
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Sumber: http://degood.org/coaxtrap/
Trap
Tabel 1. Spesifikasi Trap
band | rancangan frekuensi | trap form | panjang coax (shield intact) | gulungan coax (approx) | frekuensi trap |
---|---|---|---|---|---|
10 meters | 28.85 MHz | 1.375" OD (3/4" PVC coupling) | 51.4 cm | 4 | 28.5 MHz, 28.7 MHz |
15 meters | 21.225 MHz | 1.375" OD (3/4" PVC coupling) | 66 cm | 5.25 | 21.1 MHz |
20 meters | 14.175 MHz | 1.625" OD (1" PVC coupling) | 90.2 cm | 6 | 14.2 MHz |
30 meters | 10.125 MHz | 2.0" OD (1.25" PVC coupling) | 117.5 cm | 6.5 | 10.12 MHz |
40 meters | 7.15 MHz | 2.25" OD (1.5" PVC coupling) | 154.9 cm | 7.75 | 7.15 MHz |
Bentuk Antenna
Antenna 80m 40m 30m 20m 15m 10m
95" = 241.3 cm 13" = 33.0 cm 30" = 76.2 cm 24" = 61.0 cm 42" = 106.7 cm 140" = 355.6 cm
Panjang s/d 40m band = 518.2 cm Panjang s/d 80m band = 873.8 cm
Antenna 80m 40m 20m 15m 10m
95" = 241.3 cm 13" = 33.0 cm 30" = 76.2 cm 101" = 256.5 cm 175" = 444.5 cm
Panjang s/d 40m band = 607 cm Panjang s/d 80m band = 1051.5 cm
Antenna 40m & 20m
Perhitungan Trap Dengan Software