Features VOLTAGE RANGE: Single power amplifier module, has a voltage range of 6‑12V, with anti reverse connection protection, stable and reliable. AMPLIFICATION EFFECT: Supports in phase and inverted amplification, suitable for secondary development (default to phase amplification). HIGH EFFICIENCY: The single power amplifier module has 3.9GHz bandwidth, with ultra low noise, and high speed pulse amplification. STANDARD INTERFACE: The amplification module has standard interface for stable connection, ensuring good contact and high sensitivity. HIGH SWING RATE: The amplifier board has ultra high swing rate, can be used for pulse and square wave amplification, with strong practicality. Specification: Item Type: Amplifier Module Model: OPA847 Bandwidth: 3.9GHz Ultra Low Noise Typical Value: 0.85nV/Hz Input Output Impedance: Default 50R gain 11 times Package List:1 x Amplifier Module Package List 1 x Amplifier Module