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ds1_antenna_assy_072920.pdf 

 
 

  QRPGuys DS1 Antenna Assembly Manual 

 
 

              

 

 

First, familiarize  yourself with the parts and check for all the components.  If  a part is missing, please 
contact us and we will send one. You must use 

[email protected]

 to request a part.  

 

Parts List 

 
1 – QRPGuys DS1 antenna mount pcb 
1 – 3” L x  3/4” PEX tubing 
1 –3/4” copper pipe cap 
1 -3/4” brass PEX tubing plug 
1 – 46.5” telescoping antenna element 
1 – BNC male chassis connector 
1 – BNC female/female bulkhead connector 
2 – 4-40 x .25”L SS panhead screws 
1 – 4mm x 16mm long SS panhead screw 
1 – 8-32 x .75 long SS panhead screw 
2 – 8-32 SS nuts 
2 - #8 internal tooth SS lockwashers 
1 - 1/4-20 SS nut 
1 - #8 spade crimp connector 
1 – 22awg magnet wire 
1 – Ø1” x 3” long clear heatshrink tubing  
 
 
Tools  required  are,  an  electric  drill,  5/64”  drill  bit,  4-40  tap,  phillips  screwdriver,  pliers,  soldering  iron, 
solder. 

Summary of Contents for DS1

Page 1: ...PEX tubing 1 3 4 copper pipe cap 1 3 4 brass PEX tubing plug 1 46 5 telescoping antenna element 1 BNC male chassis connector 1 BNC female female bulkhead connector 2 4 40 x 25 L SS panhead screws 1 4mm x 16mm long SS panhead screw 1 8 32 x 75 long SS panhead screw 2 8 32 SS nuts 2 8 internal tooth SS lockwashers 1 1 4 20 SS nut 1 8 spade crimp connector 1 22awg magnet wire 1 Ø1 x 3 long clear heat...

Page 2: ... 2 of 10 ds1_antenna_assy_072920 pdf The graphic below shows the scope of the antenna project The instructions below if followed will insure a successful outcome Please read them carefully before proceeding ...

Page 3: ...re the screw Slide the piece of PEX tubing into the copper pipe plug all the way to the bottom and tape with scotch tape to prevent it from rotating Place the PEX plug from the operation above into the open end of the PEX pipe Mark places for the holes in a straight line as shown below and drill Ø5 64 holes thru to the inside only The 11 16 location will go thru the copper and PEX tubing the 2 3 4...

Page 4: ... pipe plug from the PEX tubing and install the BNC male chassis connector on the outside securing the nut on the inside Use a socket if available It is not necessary to use the solder lug supplied Tin the end of the of the supplied 22awg magnet wire with solder 1 4 and feed thru the PEX tubing at the 1 1 8 location hole to the inside as shown and solder it to the center connection of the BNC chass...

Page 5: ...hru the 2 location hole to the inside and back to the outside thru the 2 1 4 location hole You can now trim leaving 3 of the 22awg magnet wire Press the PEX plug screw assembly back into the open end of the PEX tubing all the way to the shoulder of the plug and line up the 4 40 tapped holes The 22awg wire needs to be connected to the PEX plug Remove the enamel insulation from the wire where the wi...

Page 6: ... PEX plug This completes the loading coil Populate the DS1 Antenna Mount board as shown in the sequence below The remaining 1 4 20 nut is for securing the antenna to a user supplied 1 4 20 stud via the center hole in the board The remaining 8 spade crimp connector is for securing the 16 5 counterpoise under the 8 32 SS wing nut All that remains is to plug in the loading coil into the top BNC and t...

Page 7: ...sky Portable Light Tripod part 1001 863 391 Make an adapter with a 8 long piece of PVC pipe with a cap and 1 4 20 screw in the end The adapter will just go into the tripod tube and rest on the cap Attach the DS1 antenna mount with the1 4 20 nut we supply Only add the 40m coil when working 40m It will reduce the efficiency on the other bands if left attached ...

Page 8: ...PEX tubing 2 3 4 brass PEX tubing plug 1 4mm x 16mm long SS panhead screw 1 8 internal tooth SS lockwasher 2 4 40 x 25 L SS panhead screws 1 22awg magnet wire 16 1 Ø1 x 3 long clear heatshrink tubing Thread the 4mm x 16mm long screw and 8 lock washer into one of the PEX plugs from the inside Hold the brass PEX plug where shown below with pliers and tightly secure the screw Press both PEX plugs int...

Page 9: ...other hole shown The 22 awg wire needs to be connected to the PEX plug Remove the enamel insulation from the wire where the wire wraps around the screw and secure the 4 40 screw as shown below Wind a total of 61 turns close wound and feed the far end of the magnet wire down thru the hole location shown to the inside and back to the outside thru the next hole You can now trim leaving 3 of the 22awg...

Page 10: ...nk it to the assembly This completes the assembly For 40m this coil is installed between the antenna whip and the existing loading coil Notes _____________________________________________ _____________________________________________ _____________________________________________ _____________________________________________ _____________________________________________ ____________________________...

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