You can add some optional devices to improve reception on your SDR receiver. Whether you want amplify the signal or suppress noise we’ll try to offer some options:
![](https://images-na.ssl-images-amazon.com/images/I/61wBH24jFYL._AC_SL1000_.jpg)
![](https://images-na.ssl-images-amazon.com/images/I/71XgfiVZKRL._AC_SL1500_.jpg)
These devices are available on Amazon.com or through RTL-SDR.com
![](https://images-na.ssl-images-amazon.com/images/I/51WlGc0we1L._AC_SL1000_.jpg)
![](https://images-na.ssl-images-amazon.com/images/I/610nrpoFrRL._AC_SL1001_.jpg)
![](https://images-na.ssl-images-amazon.com/images/I/610p1joyn2L._AC_SL1001_.jpg)
The above were Amazon (Chinese) options under $16
![](https://images-na.ssl-images-amazon.com/images/I/51tuVyMxavL._AC_SL1001_.jpg)
![](https://images-na.ssl-images-amazon.com/images/I/51wsiJWRAcL._AC_SL1001_.jpg)
![](https://images-na.ssl-images-amazon.com/images/I/61arcGfVp0L._AC_SL1001_.jpg)
Amazon also has lots of adapter options, of course so do our friends on our “resources” page under “Ham Radio Equipment/Supplies”