Hy-Gain VB-64DX - Page 6

DIM. A DIM. B
Setting #1 (50-51 MHz)
15 1/2"
(394 mm)
4 1/2"
(108 mm)
Setting #2 (50.5-53 MHz)
15"
(381 mm)
5"
(127 mm)
Setting #3 (51-54 MHz)
15"
(381 mm)
5"
(127 mm)
Beta Match Setting
(See Figure 7 for VSWR
Curves) Figure 5 Beta Match
Assembly
Place a #6 tubing clamp (Item No. 12) over the
five eighths inch (5/8") tubing. Insert the 7/16"
x 52" tubes (Item No. 32) into the five eighths
inch (5/8") tubing. Refer to the chart (Figure
7) for the correct setting. After setting the
tubes to the correct lengths, tighten the tubing
clamps.
Assemble Directors 1 and 2 in the same
manner as the reflector. Refer to Figure 4 and
VSWR curves
(
Fi
g
ure 7
)
for the correct
Attach the beta match as shown in Figure 5.
Refer to the chart for the dimensions desired.
Attach the balun assembly to your antenna as
shown in Figure 6.