IS.04.B.301111 Taoglas Limited, IS.04.B.301111 Datasheet - Page 2

• Manufacturer Part Number: IS.04.B.301111
• Description: ANT HERCULES ISM 868MHZ SMA
• Manufacturer: Taoglas Limited
• Series: Herculesr

Specifications of IS.04.B.301111

• Antenna Type: Dome, Center Fed, Fixed
• Number Of Bands: 1
• Frequency: 868MHz
• Vswr: 2.5
• Gain: 2dBi
• Termination: SMA on 3m of RG174
• Mounting Type: Chassis Mount
• Height (max): 1.14" (29mm)
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 931-1112

I. INTRODUCTION
The 868MHz Hercules ISM antenna is a high performance steel thread-mount ISM antenna for
external use on vehicles and outdoor assets worldwide. Omni-directional high gain across all bands
ensures constant reception and transmission. Durable UV resistant ABS housing is resistant to
vandalism and direct attack. At only 29 mm height it complies with the latest EU height restrictions
directives for roof-mounted objects, with a diameter of 52 mm. Designed to not catch on tree-
branches. The antenna can be mounted on metal structures.
II. SPECIFICATION
Unit 7 Peare Campus, Moyne Business Park, Old Dublin Rd, Enniscorthy, Co. Wexford, Ireland
Frequency (MHz)
Cable Length (m)
Return Loss (dB)
Max Input Power
Efficiency (%)
Polarization
Band (MHz)
Impedance
Gain (dBi)
Standard
VSWR
Copyright © 2010 Taoglas Ltd. All Rights Reserved
*Note: The return loss, efficiency and gain in the above table, were measured on 30x30 cm
metal plate with RG174 cable. For a specific case performance refers to the below plots.
-13.95
26.88
1.17
0.3
www.taoglas.com
ELECTRICAL
-14.09
43.12
2.09
1.0
50 ohms
868-870
10 watts
Linear
<2.5:1
ISM
868
-13.84
38.52
1.98
2.0
-13.07
33.75
1.98
3.0
-21.93
20.45
1.03
5.0