background image

 

Page

 

2

 

of

 

10

 

INSTRUCTION

 

MANUAL

 

ALFM

80120

 

Log

 

periodic

 

Antenna

 

 

19121

 

El

 

Toro

 

Rd

 

 

Silverado,

 

CALIFORNIA

 

92676

 

 

(949)

 

459

9600

 

com

power.com

 

REV111315

 

 

Table

 

of

 

Contents

 

 

1.0

 

Introduction...............................................................................................................

 

3

 

2.0

 

Product

 

Specifications

 

..............................................................................................

 

4

 

3.0

 

Important

 

Safety

 

Precautions

 

..................................................................................

 

5

 

4.0

 

Warranty

 

...................................................................................................................

 

6

 

5.0

 

Maintenance

 

..............................................................................................................

 

6

 

6.0

 

Assembly

 

Instructions

 

...............................................................................................

 

7

 

7.0

 

Typical

 

Performance

 

Data

 

........................................................................................

 

9

 

 

Figure

 

1:

 

Assembly

 

diagram

 

of

 

antenna

 ............................................................................ 7

 

Figure

 

2:

 

Elements

 

installation

 

diagram

 ........................................................................... 8

 

Figure

 

3:

 

Antenna

 

Factor

 

and

 

Isotropic

 

Gain

 

@

 

1

 

mtr

 

test

 

distance.

 .............................. 9

 

Figure

 

4

 

VSWR

 

and

 

Return

 

Loss.

 ....................................................................................... 9

 

Figure

 

5:

 

Typical

 

forward

 

power

 

levels.

 .......................................................................... 10

 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Содержание ALFM-80120

Страница 1: ...ION MANUAL ALFM 80120 Log periodic Antenna 19121 El Toro Rd Silverado CALIFORNIA 92676 949 459 9600 com power com REV111315 INSTRUCTION MANUAL Log Periodic Antenna ALFM 80120 88 MHz to 108 MHz Extendi...

Страница 2: ...n 3 2 0 Product Specifications 4 3 0 Important Safety Precautions 5 4 0 Warranty 6 5 0 Maintenance 6 6 0 Assembly Instructions 7 7 0 Typical Performance Data 9 Figure 1 Assembly diagram of antenna 7 F...

Страница 3: ...EV111315 1 0 Introduction This manual includes product specifications safety precautions product maintenance and warranty information Information contained in this manual is the property of Com Power...

Страница 4: ...to 120 MHz Polarization Linear Nominal Impedance 50 Power Handling 2500 watts CW max Connector 7 16 DIN Female Antenna Factor 6 to 8 dB m 1 1 mtr distance Isotropic Gain 1 5 to 5 dBi 1 mtr distance VS...

Страница 5: ...r cable or connector When in operation the RF voltages on the center pin of the RF input connector are transferred to the feeder tubes and elements and it can be hazardous Do not come into contact wit...

Страница 6: ...om Power recognize or assume liability for any loss damage or expense arising either directly or indirectly from the use or handling of this product or any inability to use this product seperately or...

Страница 7: ...ssembly are a The sequence of elements based on length of each element b The direction of protrusion extension of each element on each feeder tube The basic diagram below shows the Right hand side vie...

Страница 8: ...groove on the underside of the bottom feeder tube is marked respectively for easy pairing with elements There is an arrow indicator next to each number which depicts direction of the protrusion of th...

Страница 9: ...LFM 80120 Log periodic Antenna 19121 El Toro Rd Silverado CALIFORNIA 92676 949 459 9600 com power com REV111315 7 0 Typical Performance Data Figure 3 Antenna Factor and Isotropic Gain 1 mtr test dista...

Страница 10: ...m power com REV111315 Figure 5 Typical forward power levels Field strengths have been calculated for free space conditions Individual shielded rooms amplifiers and test system conditions will influenc...

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