DC-3GHZ 90DB CNC Attenuator Module 0.5DB Stepping Support Host Computer TTL Serial Communications

DC-3GHZ 90DB CNC Attenuator Module 0.5DB Stepping Support Host Computer TTL Serial Communications

CNC Attenuator Demonstration Video:
Link: https://pan.baidu.com/s/1VuSEfk-UCwiCvrxk9-sxXw
Password: 4vj6

PC Software + Driver + Operating Instructions:
Link: https://pan.baidu.com/s/1-5n2IE4P0JG9wRFlhmhDkw
Password: 4pfj

Module Parameters:
- Power supply voltage: +5V (TYPE-C power supply)
- Input and output impedance: 50 ohms
- Output interface: SMA female
- Minimum attenuation step: 0.5DB
- Size: Length*Width=5.6*4CM (excluding SMA size); Height: 1.5CM
- Provide communication protocol: support both USB and TTL serial communication
- Input loss and standing wave parameters (refer to the measured value of the vector network)
- RF input & output ports: SMA female connector

Package Included:
- 1 x Attenuation Module
- 1 x TYPE-C Cable

Module Measurement (measured with vector network analyzer):
Insertion loss


Attenuation 10DB


Attenuation 20DB


Attenuation 30DB


Module Communication Protocol (adaptive baud rate):
- Send attenuation coefficient command: change attenuation coefficient (the end symbol is "Enter"). The format is: ATT-xx.xx
- Response value signal: The format is: ATT OK
- When using TTL serial communication, the baud rate is 9600.