K9AY Loop System Complete Mast and Wire Kit with Controller

K9AY Loop System Complete Mast and Wire Kit with Controller
Part Number: AS-AYL-4-ANT
RRP: £ 719.94
£589.95 ( £491.63 EXC. VAT )
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Product Information
  • Overview
10-14 day lead time to obtain these.
Includes six mast sections of 4 ft (effective height 44.5"), 2 x 88 ft wire loops, stakes, radial ring, #10 eye lugs, grounding wire, wire rings, insulators, tensioners, mast base assembly and ropes, the controller and outdoor loops connection box.
AYL-4 Controller front and Outdoor box top
AYL-4 Controller rear and Outdoor box bottom included in the antenna system
Mast and Wire Parts included in the Antenna System 


AS-AYL-4-Antenna loop layout. The antenna has two loops like this, sharing the same mast, 90 degrees apart.
AYL-4 Patterns


Improved robust design of controller and outdoor box upgraded to NEMA-4X.

Upgraded controller, adds more flexibility and easier use.

Mast/Antenna Kit is military grade hardware.

Mast/Antenna Kit is rugged enough for permanent installations but also quickly deployed for DX-Peditions or Emcomm.

The Best Preamp/bandpass filter on the market. See specs and plots here.

Termination of loop is done with temperature stable resistors vs a Vactrol, since Vactrols are unstable, easily damaged by surges and they drift with temperature changes. We reviewed using Vactrol terminations and rejected it as a poor design. 



Click here to download the AYL-4 Controller Manual

Click here to download the AYL-4 MW kit manual

Click here to download FAQs on the K9AY antenna

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