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Icom AL-705 User Manual

Icom AL-705
10 pages
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BESCHREIBUNG:
Die AL-705 ist eine
magnetische Loop-Antenne
für 40 m bis 10 m (7 MHz bis
29,7 MHz) mit 20 W PEP bei
SSB-Betrieb bzw. 10 W bei
CW- und Digitalbetrieb.
Aufbauanleitung
WARNUNG! Niemals die inneren oder äußeren Koaxialkabel der AL-705 als Überbrückung
verwenden!
Loop-Antenne zusammenbauen
1) Die PL-259-Stecker des äußeren
Schleifenelements an die
SO-239-Buchsen der schwarzen
Abstimmbox schrauben.
2) Das innere Schleifenelement
mithilfe des mitgelieferten Nylon-
clips etwa mittig am äußeren
Schleifenfenelement befestigen.
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Icom AL-705 Specifications

General IconGeneral
BrandIcom
ModelAL-705
CategoryAntenna
LanguageEnglish

Summary

AL-705 Magnetic Loop Antenna

Product Description

Details the AL-705 magnetic loop antenna's frequency range and power ratings for different modes.

AL-705 Assembly and Connection

Assemble the Loop

Guides on connecting the outer and inner loop elements to the tuning box.

Connect Your Equipment

Instructions for connecting the feedline to the antenna and radio.

Adjust Mic Gain Settings

How to set microphone gain to prevent overdriving and distortion.

Site Selection and Operation Guidelines

Antenna Placement Considerations

Advice on positioning the antenna to avoid metal surfaces and obstacles for optimal performance.

Installation Environment Impact

Discusses how building materials like shingles or wire mesh affect antenna performance.

Near Field Radiation Patterns

Explains how facing the loop center towards noise sources can reduce interference.

Tuning the AL-705 Antenna

Tuning Procedure

Step-by-step guide to achieve the lowest SWR using the built-in tuning knob.

Reverse Tuning Technique

Method to compensate for hand capacitance effects during tuning.

Tuning with Analyzer

Using an external SWR meter or analyzer for tuning without touching the antenna.

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