ATSBT-BOTTOM-MF-4G
Bottom Smart Bias Tee
Features and benefits
- Injects AISG power and control signals onto a coaxial cable line
- Reduces cable and site lease costs by eliminating the need for AISG home run cables
- AISG 1.1 and 2.0 compliant
- Operates at 10-30 Vdc
- Weatherproof AISG connectors
- Intuitive schematics simplify and ensure proper installation
- Enhanced lightning protection plus grounding stud for additional surge protection
- 7-16 DIN female connector (ANT)
- 7-16 DIN male connector (BTS)
Specifications
Product classification
Product Type | RET bias tee |
General specifications
AISG Input Connector | 8-pin DIN Male |
Antenna Interface | 7-16 DIN Female |
Antenna Interface Signal | AISG data | RF | dc |
BTS Interface | 7-16 DIN Male |
BTS Interface Signal | RF | dc Blocked |
Color | Silver |
EU Certification | CE |
Grounding Lug Thread Size | M8 |
Smart Bias Tee Type | 10–30 V Bottom |
Dimensions
Height | 143 mm | 5.63 in |
Width | 94 mm | 3.701 in |
Depth | 50 mm | 1.969 in |
Electrical specifications
3rd Order IMD | -158 dBc |
3rd Order IMD Test Method | Two +43 dBm carriers |
Insertion Loss, typical | 0.1 dB |
Electromagnetic Compatibility (EMC) | CFR 47 Part 15, Subpart B, Class B | EN 55022, Class B | ICES-003 Issue 4 CAN/CSA-CEI/IEC CISPR 22:02 |
Impedance | 50 ohm |
Interface Protocol Signal | Data | dc |
Lightning Surge Capability | 5 times @ -3 kA | 5 times @ 3 kA |
Lightning Surge Capability Test Method | IEC 61000-4-5, Level X |
Lightning Surge Capability Waveform | 1.2/50 voltage and 8/20 current combination waveform |
Operating Frequency Band | 617 – 2690 MHz |
Power Consumption, maximum | 0.6 W |
Protocol | AISG 1.1 | AISG 2.0 |
RF Power, maximum | 250 W @ 1850 MHz | 500 W @ 850 MHz |
Voltage Range | 10–30 Vdc |
VSWR | Return Loss | 1.17:1 | 22 dB, typical |
Interface port drawing
Click on image to enlarge. |
Material specifications
Material Type | Aluminum |
Environmental specifications
Operating Temperature | -40 °C to +70 °C (-40 °F to +158 °F) |
Ingress Protection Test Method | IEC 60529:2001, IP66 |
Packaging and weights
Weight, net | 0.8 kg | 1.764 lb |
Regulatory compliance/certifications
Agency | Classification |
CE
![]() |
Compliant with the relevant CE product directives |
CHINA-ROHS
![]() |
Above maximum concentration value |
ISO 9001:2015 | Designed, manufactured and/or distributed under this quality management system |
ROHS | Compliant/Exempted |
UK-ROHS | Compliant/Exempted |
Product classification
Product Type | RET bias tee |
General specifications
AISG Input Connector | 8-pin DIN Male |
Antenna Interface | 7-16 DIN Female |
Antenna Interface Signal | AISG data | RF | dc |
BTS Interface | 7-16 DIN Male |
BTS Interface Signal | RF | dc Blocked |
Color | Silver |
EU Certification | CE |
Grounding Lug Thread Size | M8 |
Smart Bias Tee Type | 10–30 V Bottom |
Dimensions
Height | 143 mm | 5.63 in |
Width | 94 mm | 3.701 in |
Depth | 50 mm | 1.969 in |
Electrical specifications
3rd Order IMD | -158 dBc |
3rd Order IMD Test Method | Two +43 dBm carriers |
Insertion Loss, typical | 0.1 dB |
Electromagnetic Compatibility (EMC) | CFR 47 Part 15, Subpart B, Class B | EN 55022, Class B | ICES-003 Issue 4 CAN/CSA-CEI/IEC CISPR 22:02 |
Impedance | 50 ohm |
Interface Protocol Signal | Data | dc |
Lightning Surge Capability | 5 times @ -3 kA | 5 times @ 3 kA |
Lightning Surge Capability Test Method | IEC 61000-4-5, Level X |
Lightning Surge Capability Waveform | 1.2/50 voltage and 8/20 current combination waveform |
Operating Frequency Band | 617 – 2690 MHz |
Power Consumption, maximum | 0.6 W |
Protocol | AISG 1.1 | AISG 2.0 |
RF Power, maximum | 250 W @ 1850 MHz | 500 W @ 850 MHz |
Voltage Range | 10–30 Vdc |
VSWR | Return Loss | 1.17:1 | 22 dB, typical |
Material specifications
Material Type | Aluminum |
Environmental specifications
Operating Temperature | -40 °C to +70 °C (-40 °F to +158 °F) |
Ingress Protection Test Method | IEC 60529:2001, IP66 |
Packaging and weights
Weight, net | 0.8 kg | 1.764 lb |
Click on image to enlarge. |
Regulatory compliance/certifications
Agency | Classification |
CE
![]() |
Compliant with the relevant CE product directives |
CHINA-ROHS
![]() |
Above maximum concentration value |
ISO 9001:2015 | Designed, manufactured and/or distributed under this quality management system |
ROHS | Compliant/Exempted |
UK-ROHS | Compliant/Exempted |
Installation & videos
Installation instruction
Documentation & downloads