HF Yagi Refurbishment: Difference between revisions

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{{Project
|Title=HF Yagi Refurbishment
|Status=In Progress
|Project Lead=User:TylerWard
}}
The HF Yagi is believed to be a Cushcraft A-3S.
The HF Yagi is believed to be a Cushcraft A-3S.



Revision as of 09:35, 21 April 2016

HF Yagi Refurbishment
[[File:|250px|HF Yagi Refurbishment]]
Status In Progress
Project Lead User:TylerWard

HF Yagi Refurbishment

The HF Yagi is believed to be a Cushcraft A-3S.

This is a 20m, 15m ,10m yagi.

It was acquired as it was being thrown out by a Scout Club near Basingstoke, prior to the departure of their only licensed staff member.

Cushcraft Product Page

A-3S Assembly Manual (pdf)


Parts List

From Manual

Code Desc required have location notes/link to buy
BA Aluminium tubing 1-5/8" x 12" (4.1 x 30.5 cm) drilled and slotted both ends 1 0 replace with solid boom
BB Aluminium tubing 1-1/2" x 84" (3.8 x 213.4 cm) drilled one end 2 0 replace with solid boom
EA Aluminium tubing 1-1/8" x 72" (2.9 x 182.9 cm) drilled for U-bolt, slotted both ends. 2 2 long bag slightly bent marked as blue 3 and black 3
EB Aluminium tubing 1-1/8" x 36" (2.9 x 91.4 cm) drilled one end, slotted both ends 2 2 long bag marked as red 3
EC Aluminium tubing 1" x 67" (2.5 x 170.2 cm) slotted one end 2 2 long bag marked as black 2
ED Aluminium tubing 1" x 65" (2.5 x 165.1 cm) slotted one end 2 2 long bag marked as red 2
EE Aluminium tubing 1" x 46-1/2" (2.5 x 188.1 cm) slotted one end 2 2 long bag marked as Blue 2
EF Aluminium tubing 1" x 5-1/4" (2.5 x 13.3 cm) slotted both ends 6 6 short bag
EG Aluminium tubing 1/2" x 35-7/8" ( 1.3 x 91.1 cm) 6 5 short bag end elements (marked as red 1, blue 1 and black 1) (one damaged needs replacing)
TA 10 meter trap 6 6 short bag these are the ones that are big on both ends (some end caps missing)
TB 15 meter director trap 2 2 short bag mixed with TC's needs sorting (some end caps missing)
TC 15 meter driv. & refl. trap 4 4 short bag mixed with TB's needs sorting (some end caps missing)
11 010011 #8-32 hex nut 6 4 0
33 190033 Backing plate 2 0
41 011941 #8 split lock washer 6 4 0
46 050046 1-1/2" (3.8 cm) black plastic cap 2 0 do we want to cap the new boom
53 050053 1/2" (1.3 cm) black plastic cap 6 2
58 173658 3-1/2" (8.9 cm) V-block 2 Used on boom to mast assembly (alternate assembly will be used)
63 170063 2" (5.1 cm) V-block 2 Used on boom to mast assembly (alternate assembly will be used)
84 010084 1/4" (.6 cm) lock washer 6 0
85 010085 1/4" (.6 cm) hex nut 6 0
96 122096 10" (25.4 cm) fibreglass insulator 1 1 long bag marked as red 3
118 010118 5/16" (.8 cm) hex nut 8 Used on boom to mast assembly (alternate assembly will be used)
119 010119 5/16" (.8 cm) lock washer 8 Used on boom to mast assembly (alternate assembly will be used)
120 010120 #8-32 x 2" (5.1 cm) machine screw 2 used on boom not required
123 010123 #8-32 x 1-1/2" (3.8 cm) machine screw 2 0
143 190143 1-1/8" (2.9 cm) aluminium bracket 3 0
326 290326 Danger label 1 0
402 010402 1-1/2" x 3-3/4" (3.8 x 9.6 cm) U-bolt 3 0
403 010403 1-5/8" (4.1 cm) U-bolt 2 Used on boom to mast assembly (alternate assembly will be used)
404 010404 2-1/8" x 3" (5.4 x 7.6 cm) 2 Used on boom to mast assembly (alternate assembly will be used)
409 030409 11/16" (1.7 cm) worm clamp 6 0 all jubilee clips should be replaced
410 030410 1" (2.5 cm) worm clamp 18 0 all jubilee clips should be replaced
411 030411 1-1/8" (2.9 cm) worm clamp 8 0 all jubilee clips should be replaced
413 030413 1-5/8" (4.1 cm) worm clamp 2 0 used on boom not required
453 100453 Terminal 2 0 check balun fittings before ordering
919 190919 6" x 6" (15.2 x 15.2cm) mounting plate 1 Used on boom to mast assembly (alternate assembly will be used)

Additional/Alternate Parts

  • Balaun
  • 1.5in 14ft aliminum pole as boom
  • varnish/paint

Reference Photos

Old Boom