Features • Shielding Shell Protection: Features a robust shielding shell and anti-reverse connection diode, ensuring enhanced durability and safety in industrial applications • Advanced AGC Circuit: Integrates with logarithmic amplifier characteristics to create a stable negative feedback AGC circuit, providing consistent performance across various conditions • Integrated Squaring Law Detector: Equipped with a squaring law detector, the module operates effectively in automatic gain control mode for reliable signal processing • Precision Gain Control: Utilizes a 9-order resistance attenuation network paired with a fixed gain amplifier for precise log-linear gain control, achieving accurate signal amplification • Dual Operating Modes: Offers flexibility with positive and negative gain modes by simply altering the MODE terminal connection, adapting to diverse operational requirements Features: 1、Shielding Shell: The module has a shielding shell and anti reverse connection protection diode 2、AGC Circuit: Can be combined with the characteristics of the logarithmic amplifier to form a stable negative feedback AGC circuit 3、Squaring Law Detector: Integrated squaring law detector, can also work in automatic gain control mode 4、Gain Control: Consists of a 9 order resistance attenuation networks and a fixed gain amplifier, achieving accurate log linear gain control 5、Two Modes: Positive gain mode, MODE terminal connected to high level, and negative gain mode, MODE terminal connected to low level 6、Voltage Range: The analog gain control voltage range is 50mV ~950mV, and the control sensitivity is 20mV/dB Specification: Item Type: Variable Gain Amplifier Module Material: PCB Model: AD8367 Power Supply Voltage: +5V DC (Typical current value 200mA, maximum gain output) Working Frequency: DC-500MHZ Input and Output Impedance: 50 ohms Maximum Output Amplitude: 27dbm (200 ohm) Variable Gain Range: 45dB Package List: 1 x Variable Gain Amplifier Module Note: Don't overload Package List 1 x Variable Gain Amplifier Module