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Max Ranger 
Quick Start Guide 

August 2003 

MNL-500120-001 – Rev 1.1 

Figure 4 – Plugging the DC Power Connector into 

the Bottom Jack of the Max Ranger 

Technical Support 

Your primary source of assistance is the dealer from 
which you purchased this product. The YDI support staff 
should only be contacted directly if you purchased this 
product directly from YDI. 

 

 

NOTE:

  Before you contact Technical Support, please 

make sure that you have read and thoroughly 
understood all instructions outlined on this 
manual. 

 
YDI Wireless 

Tel.:  

703-205-0600 

8000 Lee Highway 

Fax:  

703-205-0610 

Falls Church, VA 22042 

E-mail:  [email protected] 

USA 

www.ydi.com

 

 
The latest software and User’s Manuals can also be 
found at: 
 

http://www.ydi.com/support/downloads.php

 

Operation 

 

http://www.ydi.com/support/documents.php

 

1.  To find the best position for your Max Ranger, YDI 

recommends to use the Signal Strength Indicator 
found on the Link Test screen of the Wireless Client 
Manager for your WLAN card. You can also use the 
YDI Client Manager for EC. For a detailed 
explanation on how to use each software, please 
refer to the User’s Manual of your specific product. 
 

FCC NOTICE 

This antenna/transmitter device complies with FCC 
radiation exposure limits set forth for an uncontrolled 
environment when installed as directed.  The antenna 
used for this transmitter must be installed and operated 
with a minimum separation distance of at least 20 
centimeters (8 inches) from all persons during normal 
operation, and must not be co-located or operating in 
conjunction with any other antenna or transmitter.  
Users and installers must adhere to the antenna 
installation instructions and transmitter operating 
conditions in order to comply with the FCC’s RF 
exposure requirements. 

2.  Aim the Max Ranger by turning it back and forth 

until the maximum signal strength is reached. 

Antenna Patterns 

The Max Ranger boosts the signal the most in the front 
and back directions (Figure 5a) as well as out of the top 
(Figure 5b). The weakest signal will be at the bottom 
and sides. 

 
This device complies with part 15 of the FCC rules. 
Operation is subject to the following two conditions: 

 

Figure 5a 

Figure 5b 

 

Top View Showing the 

Side View Showing the 

Strongest Signal 

Maximum Coverage Area 

Facing the Flat Parts 

Out of the Top and Sides 

(1) This device may not cause harmful interference, and 
(2) This device must accept any interference received, 
including interference that may cause undesired  
operation. 

 

 

 

 

NOTE:

  The manufacturer is not responsible for any 

radio or TV interference caused by 
unauthorized modifications to this equipment. 
Such modifications could void the user's 
authority to operate the equipment. 

 
The Max Ranger is certified by the FCC for use with the 
PC24E-11-FC/R series of YDI Wireless LAN cards 
made by Agere. 

 
 
 

 

 

To see all our FCC certified systems, please visit: 

 

 

http://www.ydi.com/deployinfo/fcc-info.php

 

 
 
 

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