HE383B-4 is a broadband amplifier produced by HBMMC company. It works in the frequency range of 100 to 600MHz, and has the characteristics of low noise, good 50Ω impedance matching, easy cascading and so on.
The HE383B-4 integration broadband amplifier provides a wide frequency range of 100‑600 MHz with low noise performance (typical 1.7 dB). It features good 50 Ω impedance matching and can be easily integrated into systems using SMA connectors. The device operates reliably from –55 °C to +85 °C and can be stored up to +125 °C.
The manual includes performance tables, typical gain curves, and installation instructions. It specifies power supply requirements (+15 V), maximum input power (120 dBm), and output power (≈27 dBm). Safety notes advise handling precautions to avoid static discharge and detail connector dimensions and mounting guidelines. This manual is written in Japanese.
| Frequency range | 100‑600 MHz |
|---|---|
| Typical noise figure | 1.7 dB |
| Maximum input power | 120 dBm |
| Operating temperature range | -55 °C to +85 °C |
The amplifier operates from 100 MHz to 600 MHz.
The typical noise figure is 1.7 dB.
It can operate between –55 °C and +85 °C.
The maximum input power is 120 dBm.