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 1 x Variable Gain Amplifier Module Item Type: Variable Gain Amplifier ModuleMaterial: PCBModel: AD8367Power Supply Voltage: +5V DC (Typical current value 200mA, maximum gain output)Working Frequency: DC-500MHZInput and Output Impedance: 50 ohmsMaximum Output Amplitude: 27dbm (200 ohm)Variable Gain Range: 45dB