Siretta-Ltd-ALPHA18-2-5M-FMEF-S-S-26

Part #Siretta-Ltd-ALPHA18-2-5M-FMEF-S-S-26
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Siretta-Ltd-ALPHA18-2-5M-FMEF-S-S-26
Alpha 18  
Quad Band GSM / GPRS (2G) & UMTS (3G) Dipole Antenna  
Key Features  
• Quad
 
band GSM / GPRS (2G) and UMTS (3G )  
• Dipole  
• Adhesive
 
base  
•
Low profile design  
• Ground
 
plane independent  
General Description  
Additional Considerations  
The Alpha 18 is a low profile dipole  
antenna, delivering high performance  
across global GSM/GPRS (2G) and  
UMTS (3G) frequencies.  
•
Housed in a robust ABS casing for wide range climatic and  
operational environments  
•
Does not require additional placement on metallic surface  
•
Meets all EU compliance criteria for electronic goods  
The dipole design generates a good  
peak gain response ideal for areas  
with medium signal strength.  
The Alpha 18 is supplied with a 3m  
cable and SMA male connector or  
2.5m FME Female connector as  
standard. Custom cable lengths and  
connector types are available for  
volume orders.  
Registered in England No. 08405712  
VAT Registration No. GB163 04 0349  
Siretta Ltd  
Basingstoke Road  
Spencers Wood  
Reading  
sales  
fax  
email  
web  
+44(0)118 976 9014  
+44(0)118 976 9020  
Berkshire RG7 1PW  
Rev 1.3  

Alpha 18  
Quad Band GSM / GPRS (2G) & UMTS (3G) Dipole Antenna  
Electrical Specifications  
Mechanical Specifications  
Operating
T
e
mperature:  
-40°C – +85°C  
50 Ohm  
3dBi  
Dimensions:  
Cable:  
96.2 x 21.5 x 9.7mm  
RG174  
Impedance:  
Peak Gain:  
VSWR:  
<2.0  
Operating Frequencies:  
Quad Band (2G) GSM / GPRS:  
3G UMTS:  
850, 900, 1800, 1900MHz  
2100MHz  
Polarization:  
Linear  
Radiation Plots  
Ordering Details  
Part Number  
Description  
ALPHA18/2.5M/FMEF/S/S/26  
ALPHA18/3M/SMAM/S/S/26  
Quad Band GSM and 3G Adhesive Antenna, 2.5m Cable, FME Female Connector  
Quad Band GSM and 3G Adhesive Antenna, 3m Cable, SMA Male Connector  
Registered in England No. 08405712  
VAT Registration No. GB163 04 0349  
Siretta Ltd  
Basingstoke Road  
Spencers Wood  
Reading  
sales  
fax  
email  
web  
+44(0)118 976 9014  
+44(0)118 976 9020  
Berkshire RG7 1PW  
Rev 1.3