Overview
The Beitian BT-354GBL is a GNSS GPS antenna designed for multi-system reception on BDS B1, GPS L1, GLONASS L1, and GALILEO E1. It uses an IPEX connector with RG1.13 / 1.13 cable, and the standard cable length shown is 5 cm. The BT-354GBL is listed as a replacement for BT-35.
Key Features
- Working mode: BDS B1, GPS L1, GLONASS L1, GALILEO E1
- LNA gain: 28±2 dB
- Right-handed circular polarization (RHCP)
- Horizontal plane coverage angle: 360°
- IPEX generation connector, RG1.13 / 1.13 cable
- Shown cable length options: 5 cm, 10 cm, 20 cm, 30 cm
Specifications
BT-354GBL
| Receiving frequency range | BDS B1: 1561MHz; GPS L1: 1575.42MHz; GLONASS L1: 1602MHz; GALILEO E1: 1575.42MHz |
| Gain | 1.5dBi |
| Output VSWR | <2 |
| Impedance | 50Ω |
| Polarization | RHCP |
| Axis ratio | <3dB |
| Horizontal coverage angle | 360° |
| Frequency temperature coefficient | 0±10 |
| LNA gain | 28±2dB |
| Noise figure | <2dB (Only LNA) |
| Output VSWR (Only LNA) | <1.5 |
| Output impedance (Only LNA) | 50Ω |
| Passband ripple (Only LNA) | ±2.0dB (Only LNA) |
| Supply voltage | 2.8V-5.0V |
| Supply current | ≤20mA |
| Operating temperature | -40°C ~ +85°C |
| Storage temperature | -40°C ~ +85°C |
| Wet degree | 40% - 95% |
| Size | 38*38*7.1mm |
| Connector | IPEX |
| Cable | RG1.13 |
| Length | 5cm |
BT-0001 (option)
| Working mode | BDS B1, GPS L1, GLONASS L1, GALILEO E1 |
| LNA gain | 28±2dB |
| Noise figure | <1.8dB (Only LNA) |
| Output VSWR | <1.5 |
| Output impedance | 50Ω |
| Passband ripple | ±1.0dB (Only LNA) |
| Supply voltage | 2.8V-5.0V |
| Supply current | ≤20mA |
| Size | 38*38*6mm |
| Connector | IPEX |
| Operating temperature | -40°C ~ +85°C |
| Storage temperature | -40°C ~ +85°C |
| Wet degree | 40%~95% |
| Cable | 1.13 Cable |
| Length | 5cm |
Applications
- Unmanned aerial vehicles (drones)
- Mu meter
- Traffic lights
- Electric vehicles
- Precision agriculture
- Shipbuilding / marine industry
- Driving test and driver training
Customization Notes
Connector and cable customization is supported. Common antenna connector types shown include TNC-J (50-3 line), TNC-K (316 line), SMA-J (174 line), SMA-JW (174 line), MCX-JW (178 line), MMCX-JW (178 line), and IPEX (1.13 line). For custom cable lengths or connector options, contact support@rcdrone.top or visit https://rcdrone.top/.
Details

Multiple connector types and coax options are available for custom builds; choose IPEX or request an alternative lead.

OEM/ODM customization is supported for connector type, cable length, and integration requirements.

High-gain LNA design supports stable positioning in a compact ceramic patch form factor.

Multi-constellation reception covers GPS L1, BDS B1, GLONASS L1, and Galileo E1.

Key electrical characteristics and the mechanical outline help verify fit and RF requirements before installation.

Select a 1.13 cable length to match your enclosure layout, from short 5 cm leads to longer routing options.

Designed for GNSS positioning across drones, smart transportation, agriculture equipment, marine use, and training systems.

Core RF specs include RHCP polarization, 360° horizontal coverage, and support for the main L1/E1/B1 bands.

Operating limits and mechanical details are provided for integration in outdoor and industrial environments.
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