Specification:
- Power supply voltage: + 5V (TYPE-C power supply)
- Input and output impedance: 50 ohms
- Output interface: SMA female
- Minimum attenuation step: 0.25DB
- Size: length * width = 5.6 * 4CM (without protruding SMA) height: 1.5CM
- Delivery: attenuation module + TYPE-C line
- Provide communication protocol: support both USB and TTL serial communication
- Input loss and standing wave parameters (refer to the measured value of vector network)



4. Module test result (measured by vector network analyzer)
Set to 0DB attenuation S parameter

Set to 10DB attenuation S parameter

Set to 20DB attenuation S parameter

Set S parameter of 30DB attenuation

Set to 31.75DB attenuation S parameter

Module communication protocol (adaptive baud rate)
5.1. Send the attenuation coefficient command: change the attenuation coefficient (the end symbol is "Enter")
The format is: att-xx.xx
5.2, response value signal:
The format is: att OK
Package included:
- 1 x Digital Attenuator