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Product Overview |
The NGA-401 by Newglee is a solid-state 200kW DAM medium wave transmitter for the 531~1602KHz band. It uses digital amplitude modulation for high-precision output. With solid-state components and 250VDC operation, it ensures safety and stability. The design allows easy installation, replacement, and maintenance. At 86% efficiency, it consumes the least power in its class and includes lightning and surge protection. Redundant circuits ensure continuous operation even if an amplifier fails. It supports future digital broadcasting with excellent audio bandwidth and stable performance. High average and 100% continuous sinusoidal modulation capabilities are maintained in any environment, unaffected by antenna VSWR variations. The front panel has an LED signal flow diagram, indicators, and multimeters for easy maintenance. The remote control terminal board offers 36 logic levels and multiple control signals. Three preset power levels (50kW, 100kW, 200kW) are selectable via buttons, and modules can be replaced without shutdown.Supporting the DRM standard, the GT-AM-200A delivers high efficiency and quality. It combines technical leadership, practicality, and aesthetics for reliable, high-quality broadcasts in various environments. |
Main Features |
Digitalization: Direct Digital Synthesis for RF envelope. |
Solid-State Design: Fully solid-state components, 250VDC for safety and stability. |
Lightning Protection: Special lightning and surge protection systems. |
Redundancy Design:Redundant circuits for continuous operation and easy maintenance with replaceable modules. |
Expandability: Peak-to-average power capability and wide audio bandwidth for DRM upgrades. |
Simplicity: Easy operation and maintenance; |
components are simple to install, replace, and repair. |
High Efficiency:84% efficiency, lowest power consumption in its class. |
Durability:High modulation capability,100% continuous sine wave modulation,robust performance in harsh environments. |
Antenna Adaptability:Full output matching, unaffected by antenna VSWR variations. |
User-Friendly Interface: LED signal flow diagrams, easy-to-read indicators, multi-function meters, and a remote output terminal with 36 logic levels and control signals. |
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