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CHA F-LOOP 2.0 

Page 13 

 

 

Power: 25W intermittent duty cycle (SSB and SSB-based digital), 10W continuous duty cycle (CW, AM, FM, 
RTTY). 

 

Diameter: 34 inches (Standard Loop) or 48 inches (Booster Loop) 

 

Ingress Protection:  Not water resistant.  Equivalent to IP30 

(not tested).

  

 

RF Connection: UHF Plug (PL-259) 

 

SWR: Operator tunable, typically not greater than 2.0:1 at resonance. 

 

Table (3) shows typical 2:1 bandwidth for the three antenna configurations.  

 

 

BAND 

             2:1 SWR BANDWIDTH (KHZ)* 

STANDARD 

DOUBLE 

BOOSTER 

80 

60 

12 

40 

17 

14 

16 

30 

27 

28 

30 

20 

40 

60 

17 

60 

90 

15 

100 

140 

12 

160 

10 

210 

                  *Bandwidth may vary 

Table 3.  2:1 SWR Bandwidth. 

 

 

Weight:  4 lbs 

 

Personnel Requirements and Setup Time: one operator, around 2 minutes 

 

Do not use an antenna tuner or coupler with this antenna  
 

Accessories 

The  following  accessories  are  available  for  purchase  from  Chameleon  Antenna

TM

.    Please  contact  us  at 

support@chameleonantenna.com

 for current prices and availability. 

 

 

Booster  Kit.

    Includes  a  48  inch  diameter  /  146  inch  long  shorted  coaxial  cable  loop  and  a  8  inch  rigid 

coupling loop, which increases CHA F-LOOP 2.0 efficiency from 60 to 15 meters.

  (This kit is included with 

the CHA F-LOOP 2.0 TOTAL)

 

 

 

Power  Compensator.

    Increases  power  handling  of  the  CHA  F-LOOP  2.0  from  25W  to  60W  for  SSB 

telephony.

 

Recommended non-supplied accessories: 

 

SWR Power Meter. 

 

Multi-Meter. 

 

Heavy-Duty Tripod. 

 

Summary of Contents for CHA F-LOOP 2.0

Page 1: ...HF Portable Loop Antenna 2 0 CHA F LOOP 2 0 and CHA F LOOP 2 0 TOTAL Operator s Manual Nevada USA WWW CHAMELEONANTENNA COM VERSATILE DEPENDABLE STEALTH BUILT TO LAST...

Page 2: ...t voltages that kill Never trust insulation to protect you Stay away from all power lines WARNING Never operate this antenna where people could be subjected to high levels of RF exposure especially ab...

Page 3: ...receive than an outside full size quarter wave vertical antenna Remarkable for an antenna that is only less than three foot in diameter and covers 3 5 MHz to 29 7 MHz 80 10 meter ham bands The magnet...

Page 4: ...the primary method of HF radio wave propagation HF radio waves on a frequency below the critical frequency found by an ionosonde are reflected off one of the layers of the ionosphere and back to Eart...

Page 5: ...t and 4 8 MHz during the day A magnetic loop antenna radiates at all angles from horizon to zenith making it an equally effective antenna for both local and long distance DX communication While not sp...

Page 6: ...exible Radiator Loop Extension The Flexible Radiator Loop Extension consists of a 102 inch length of shorted coaxial cable with UHF Plugs at both ends The Flexible Radiator Loop Extension enables the...

Page 7: ...ry Table 2 CHA F LOOP 2 0 and CHA F LOOP TOTAL Frequency Ranges j Coupling Loop Attachment The Coupling Loop Attachment is used to attach the Coupling Loop c to the top of the Telescoping Mast g k Cou...

Page 8: ...istune the antenna Perform the following steps to assemble the Standard Flexible Loop Antenna see plates 2 and 3 1 Select a location to setup the CHA F LOOP 2 0 antenna The location can be indoors or...

Page 9: ...e following steps Plate 4 Double Flexible Loop Antenna 1 Perform assembly of the Standard Single Flexible Loop configuration 2 Disconnect one end of the Flexible Radiator Loop b Loop 1 from one of the...

Page 10: ...when tightening 4 Attach the large 8 inch Coupling Loop c to the Coupling Loop Attachment j located at the top of the Telescoping Mast by placing the threaded hole in the Coupling Loop bracket over t...

Page 11: ...to the desired frequency range 3 Adjust the Tuning Knob h for maximum receive signal strength Turn the Tuning Knob counterclockwise to decrease the resonant frequency see Plate 8 You will know when yo...

Page 12: ...r Loop Connections f are securely tightened 3 Inspect Flexible Radiator Loop b for damage Replace if damaged 4 Ensure the Coaxial Cable Connection m is securely tightened to the Loop Connection l 5 In...

Page 13: ...h may vary Table 3 2 1 SWR Bandwidth Weight 4 lbs Personnel Requirements and Setup Time one operator around 2 minutes Do not use an antenna tuner or coupler with this antenna Accessories The following...

Page 14: ...Portable Antenna Pioneer References 1 Silver H Ward editor 2013 2014 ARRL Handbook for Radio Communications 91st Edition American Radio Relay League Newington CT 2 1987 Tactical Single Channel Radio...

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