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Revised 12/11/13
Product Description
The JJB Series packs near the performance of a
conventional monopole into an incredibly compact
quarter-inch (7mm) diameter package. These
antennas are ideal for any OEM application
requiring a compact, cosmetically attractive,
low-cost antenna solution. The antenna features
a through-hole feedline that can attach directly
to a users PCB. Internal or external mounting is
possible.
Features
Very low cost
Ultra-compact package
Easily concealed internally
Good for internal or external mounting
Excellent performance
Omni-directional pattern
Use with plastic* enclosures
*Requires proximity ground plane
Electrical Specifications
Center Frequency:
2.45GHz
Recom. Freq. Range:    23902480MHz
Wavelength:     
?wave
VSWR:
 
d 2.0 typical at center
Peak Gain:
 
RA: 3.3dBi
 
 
 
ST: 1.5dBi
Impedance:
 
50-ohms
Connection:     
Direct solder
Oper. Temp. Range:
40癈 to +90癈
RA electrical specifications and plots measured on a 3.81 cm x
8.38 cm (1.50" x 3.30") ground plane
ST electrical specifications and plots measured on a 8.89 cm x
8.89 cm (3.50" x 3.50") ground plane
ANT-2.4-JJB-xx
Data Sheet
by
Ordering Information
ANT-2.4-JJB-RA (Right-Angle)
ANT-2.4-JJB-RA (Straight)
Recommended Mounting
7.0 mm
(0.28")
9.0 mm
(0.35")
17.6 mm
(0.69")
8.6 mm
(0.34")
2.0 mm
(0.08")
1.0 mm
(0.04")
14.5 mm
(0.57")
5.5 mm
(0.22")
5.5 mm
(0.22")
1.5 mm
(0.06")
No ground plane
or traces under the
antenna
1.22 mm (0.048")
plated hole
Ground plane on
bottom layer for
counterpoise
50-ohm
microstrip line
Right Angle
Straight
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