LDB-102 Distance Measuring Equipment (DME)
一、Business
“Bright Aviation” supplies complete sets of equipment, including spare parts supply, installation and commissioning, flight check, panel repair, factory training, after-sales service, technical consultation, spare parts support, on-site fault repair, periodic inspection and other businesses.
DME LDB-102 cabinet,as shown below.

二、Performance
“Bright Aviation” has completed DVOR52d, DME LDB-102 equipment fault repair, periodic inspection, system optimization and other businesses at more than 20 airports, including Changbaishan airport, Yangtai airport, Liupanshui airport, Beihai airport, Hechi airport, and Guizhou Huangping airport in China.
三、Case
In November 2020,“Bright Aviation” completed DVOR52D, DME LDB-102 equipment fault repair and system optimization at Beihai airport, Guangxi Province, China, as shown below.

三、Simulator platform
1.“Bright Aviation” has established a complete set of DME LDB-102 equipment simulator platform to undertake simulator modification, plate on-board testing, plate repair, practical training, spare parts support and technical support.
2. DME LDB-102 simulator platform,as shown below.

五、Board List
No. | Board English Name | Board Chinese Name | Abbreviation | Serial Number |
一、Transmitter Unit,发射机单元 | ||||
1 | Transmitter Driver | 100W发射机驱动模块 | TD | 1A72530 |
2 | Receiver Video | 接收视频板 | RV | 1A72520 |
3 | 1KW RF Power Amplifier ASS | 1KW射频功放组件 | PAA | 1A72535 |
4 | Preselector Filter | 预选滤波器 | PFA | 1A72546 |
5 | Directional Coupler | 直接耦合器 | DCA | 1A69755 |
二、Monitor Unit,监控器单元 | ||||
1 | Monitor Module | 监控组件 | MON | 1A72510 |
2 | Test Interrogator | 测试询问组件 | TI | 1A72514 |
三、Controller Unit,控制单元 | ||||
1 | Navaid Maint. Processor (NMP)[DME] | 导航维护处理板 | NMP | 1A72509 |
2 | Control & Test Unit (CTU)[DME] | 控制测试组件 | CTU | 1A72550 |
3 | External I/O PWB ASS | 接口板 | EIOP | 1A72557 |
四、Remote Controller Unit,遥控器单元 | ||||
1 | Remote Status Panel [DVOR/DME] | DVOR/DME遥控板 | RSP-DVOR/DME | 1A72097 |
2 | Remote Status Panel [DME/DME] | DME/DME遥控板 | RSP-DME/DME | 2A72097 |
五、Power Supply Unit,电源单元 | ||||
1 | 1KW AMP Power Supply | 1KW功放电源模块 | APS | 1A72540 |
2 | Transponder Power Supply | 应答电源模块 | TPS | 1A72525 |
3 | Power Distribution Panel Dual DME | 电源分配板,双机100机型 | PDW | 5A72549 |
4 | Power Distribution Panel Dual DME | 电源分配板,双机1KW机型 | PDW | 2A72549 |
5 | AC/DC Power Supply | 交直流电源单元 | PSU | 2A72595 |
6 | PSU Rectifier S/Mode 24V 400W | 交流电源模块 | REC | 1A73063 |
7 | PSU Supervisory Unit/Controller | 电源监控单元/控制器 | CXCI+ | 2A73009 |
六、Antenna Unit,天线单元 | ||||
1 | DME Antenna | DME天线 | DME-ANT | / |