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4 - Bolts, 1/2” - 13 x1-1/2” 
Hex Head 

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4- Nut, 1/2”-13 GR. 2 HEX 

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4- Lockwashers, 1/2” split 

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4 - Nuts, 3/8 - 16 Hex 

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4 - Lockwashers, 3/8” Split 

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4 - Washers, 3/8” Flat 

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2 - U-bolts, 3/8 Inch 

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2 - U-bolts, 5/16 Inch 

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4- Nuts, 5/16 Hex 

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4 - Lockwashers, 5/16” Split 

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4 - Reinforcing Channel 

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2 - Mast Clamps 

Printed in Canada 

Swing the frame open, 
assemble it using 3/8 - 16 x 1- 
1/2 hex head bolts and mount it 
to the PB-81 screen frame using 
the supplied U-bolts, mast 
clamps and reinforcing clips as 
shown in Figure 3  and overview 
drawing on page 4.   

Open hardware package #1.  This should consist of a minimum of: 

  

Screen Assembly 

Use this hardware to 
assemble antenna halves 
as shown in Figure 2.  
Refer to detail at right. 

Figure 2 

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8 - Bolts, 1/4 - 20 x 3 1/2” Hex 
Head 

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8 - Nuts, 1/4  - 20 Hex 

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8 - Lockwashers, 1/4” Split 

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16 - Reinforcing Channels 

Locate the outrigger frame and hardware package #2.  This should consist of a minimum of: 

Outrigger Assembly 

Frame Array 

Figure 3 

Page 2 

Summary of Contents for PB-81

Page 1: ...wn in Figure 1 and overview drawing on page 4 Overview Materials and tools required Mechanical Specifications MODEL REFLECTOR DIMENSIONS IN THRUST SIZE FT QTY WIDTH HEIGHT DEPTH NO ICE 1 4 ICE NET SHIPPING PB 81 8 0 1 99 5 96 5 18 0 389 805 100 155 WEIGHT Depth for reflector only Thrust in pounds transferred to supporting structure at 30 PSF 1 An appropriate 75 ohm downlead equipped with a 75 ohm ...

Page 2: ...nt it to the PB 81 screen frame using the supplied U bolts mast clamps and reinforcing clips as shown in Figure 3 and overview drawing on page 4 Open hardware package 1 This should consist of a minimum of Screen Assembly Use this hardware to assemble antenna halves as shown in Figure 2 Refer to detail at right Figure 2 8 Bolts 1 4 20 x 3 1 2 Hex Head 8 Nuts 1 4 20 Hex 8 Lockwashers 1 4 Split 16 Re...

Page 3: ...nd that the feed must be aligned straight out from the screen perpendicular to the frame Connect the down lead fitting to the antenna output terminal Hand tighten then wrench tighten the fitting not more than 1 6 of a turn Apply a liberal coating of weatherproofing compound to the connection and slide on the weatherboot Locate driver and hardware package 3 This should consist of a minimum of 2 Bol...

Page 4: ...ng them sufficiently to bear the weight of the antenna Caution Take care not to damage the feed assembly or move it out of alignment with the center of the reflector 4 Bolts 1 4 20 x 3 4 4 Nuts 1 4 20 x 3 4 2 U Bolts 3 8 16 4 Washers 3 8 Flat 4 Lockwashers 3 8 Split 4 Nuts 3 8 Hex Locate hardware package 4 This should consist of a minimum of Antenna Mounting Page 4 Overview Drawing Printed in Cana...

Page 5: ...trength is received This is obtained by sliding the azimuth braces in their attachment hardware Figure 5 Two 2 1 4 20 x 3 4 bolts are used to lock the azimuth brace in place and two 2 1 4 20 nuts are used as lock nuts to lock the bolts not shown in picture When alignment is When alignment is satisfactory tighten all bolts and U bolts securely 4 Connect the down lead fitting to the antenna output t...

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