300W 20-520MHz RF Power Amplifier Module
ZD-PA-20/520M-300W
This 300W RF power amplifier module covers 20–520MHz operating frequency, designed with 32V DC input voltage and typical 47A current for 300W CW output, operating current ranging from 28A to 32A. It delivers up to 58dB maximum gain with gain flatness ≤7dB and ±1.0dB power stability across -40℃~+55℃ wide working temperature, featuring 22% average efficiency at full 300W power. Equipped with SMA RF input & N-K RF output connectors and dual XT60-PW-M power interfaces for parallel power supply, it adopts 485 communication to monitor real-time temperature, working current and RF output power. Compact dimension of 300*260*30mm with 2200g weight and reserved M2.5 mounting holes, ideal for RF testing, laboratory development and industrial wireless application scenarios.
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Our300W rf power amplifier is a robust 20-520MHz rf module engineered for stable continuous wave operation across full working bandwidth. Powered by 32V DC, this amplifier runs 28A~32A regular operating current and reaches peak current of 47A under full continuous wave 300W output condition. It features max 58dB gain with gain flatness below 7dB and ±1dB output power stability, boasting 22% high working efficiency at rated power. Designed with wide temperature range from -40℃ to +55℃, the 300W rf power amplifier suits harsh industrial ambient environments. This 20-520MHz rf module adopts SMA input and N-K RF output port alongside dual XT60 power connectors, equipped with RS485 real-time data monitoring to track temperature, current and output power of ongoing continuous wave work. Compact mechanical size 300×260×30mm with preset mounting holes, the versatile 300W rf power amplifier serves lab testing, RF measurement and industrial wireless projects perfectly.
| Frequency Range | 20-520MHz |
| Operating Voltage | 32V |
| OutputPower | 300W@47A Typical Value |
| OutputCurrentRange | 28-32A |
| Average Efficiency of Power Amplifier Module | 22%@300W |
| Maximum Gain | 58dB(Input -10dBm) |
| Gain Flatness | ≤7dB |
| Standard Input Power | 0dBm |
| Maximum Non-damaging Power | ≤10dBm |
| Input Port VSWR | ≤2(Network split test without power on) |
| Working Environment Temperature | -40℃～+55℃ |
| Power Stability | ±1.0dB@-40℃～+55℃ |
| Power Supply Requirements | ≥55A@+32Vdc;continuous wave output 300W |
| Power Interface | XT60PW-M*2,two parallel power supplies(to be determined) |
| Control Communication Interface | 485 communication protocol,Supports temperature, current, and voltage detection, as well as RF output power indication. |
| RFInput Connector | SMA |
| RF Output Connector | N-K |
| Module Dimensions | 300*260*30mm |
| Weight | 2200g |
| MountingHoles | M2.5mm*10screws |
