Feature: 1. This is a PE4302 numerical control RF attenuator module 2. The parallel immediate mode is simple and easy to use 3. Bandwidth is wide and can be 1MHz to 4GHz 4. Program control gain attenuation range is from 0 to 31.5DB 5. The module supports parallel port and serial port mode as well as power on state selection function Specification: Features: This is a PE4302 numerical control RF attenuator module. The parallel immediate mode is simple and easy to use. Bandwidth is wide and can be 1MHz to 4GHz. Program control gain attenuation range is from 0 to 31.5DB. The module supports parallel port and serial port mode as well as power on state selection function. Specifications: Power Supply Voltage: 5V DC (typical current 5mA) Program control gain attenuation range: 0~31.5DB Stepping: 0.5DB Input/Output Impedance: 50ohm Bandwidth: 1MHz~4GHz(Attenuation value will differ under different frequency) Connector: SMA-female Package Includes: 1 x Attenuator