Difference between revisions of "Log-periodic antenna"

From DFN Wiki
Jump to: navigation, search
(Receiver)
 
(4 intermediate revisions by the same user not shown)
Line 6: Line 6:
 
* Pole + ground foot
 
* Pole + ground foot
 
* guy wire
 
* guy wire
* star pickets
+
* star pickets (min 3)
 
* receiver
 
* receiver
 
* cable antenna-receiver
 
* cable antenna-receiver
 +
* 4x D-cell batteries
  
 
Tools:
 
Tools:
* PH2 screwdrive
+
* PH2 screwdriver
 
* metric socket set
 
* metric socket set
* ...
+
* hammer
 
+
* knot tying skills... ask Ellie :)
  
 
= Receiver =
 
= Receiver =
Line 20: Line 21:
 
Instructions: [[Media:UHF_receiver_operation_manual.pdf]]
 
Instructions: [[Media:UHF_receiver_operation_manual.pdf]]
  
 +
Time to set for the login start:
 +
2020-12-05T17:26:00 (UTC) 
  
 +
The receiver will log for 5 minutes.
  
 
= Antenna setup =
 
= Antenna setup =
Line 27: Line 31:
 
* Before attaching the choke (coil thing at the large end), check using voltmeter there is no electrical short between the 2 sides of the antenna.
 
* Before attaching the choke (coil thing at the large end), check using voltmeter there is no electrical short between the 2 sides of the antenna.
 
* Cable tie RF cable to the beam, making sure it remains aligned with the beam.
 
* Cable tie RF cable to the beam, making sure it remains aligned with the beam.
 +
* Do not tighten coax connectors too much, just finger tight.
 +
 +
[[File:antenna_cable_feeding.jpg|400px]]

Latest revision as of 14:59, 4 December 2020

pre-requisite

Things required:

  • Antenna box
  • Pole + ground foot
  • guy wire
  • star pickets (min 3)
  • receiver
  • cable antenna-receiver
  • 4x D-cell batteries

Tools:

  • PH2 screwdriver
  • metric socket set
  • hammer
  • knot tying skills... ask Ellie :)

Receiver

Instructions: Media:UHF_receiver_operation_manual.pdf

Time to set for the login start: 2020-12-05T17:26:00 (UTC)

The receiver will log for 5 minutes.

Antenna setup

  • Follow instructions from the antenna manual, being careful not to lose nuts and bolts!
  • Before attaching the choke (coil thing at the large end), check using voltmeter there is no electrical short between the 2 sides of the antenna.
  • Cable tie RF cable to the beam, making sure it remains aligned with the beam.
  • Do not tighten coax connectors too much, just finger tight.

Antenna cable feeding.jpg