My ham radio adventure...

Friday, May 2, 2008

New Spider Antenna

5 x 19.25" copper wire/welding - RM3/btg 42" (total RM9.00)
1 x rig connector (mcm belakang rig tu) - RM6.00
4 x small screw + nut - RM2.00
4 x cable connector - RM1.00

(1) Cut 5 pieces of copper into 19.25" each
(2) solder 4 pcs of cable connector to four copper
(3) File(kikis) 1 copper end to fit into the rig connector
(4) Solder the copper to the rig connector as hot
(5) Assemble the 4 copper to the body of rig connector as groundplane
(6) Install with antenna cable to the rig. Hot pointing 90deg to sky, 4 groundplane pointing 45deg to ground.
(7) Check with SWR meter, reading will be between 1.0 - 1.5 (for 145.700mhz)

Happy Communicating!!! A special thanks to 9W2MDY dan 9W2LKB yang memberi tunjuk ajar...

1 comment:

Muhd Hilmi Mamat said...

assalamualaikum abg suhaimi...
sye helmi, kalau abg lupe laa...
sye nak tnye nak trim mane satu kalau nak ejas swr yang minimal bg spider antenna tue??

pastu yang warna putih kat power supply tu (kapasitor kowt..)ape fucntion sebenarnyer?kalau xletak xpe ke?kalau bleh bg diagram sket ntok connectkn wire tue...thx