| 23cm Circulator C1214 and Isolator I1214 from BONN Elektronik - DD1US DD1US |
| 23cm Circulator C1214 and Isolator I1214 from BONN Elektronik - DD1US http://www.dd1us.de/Downloads/23cm%20Cirulator%20C1214%20and%20Isolator%20I1214%20Bonn%20Elektronik%20rev%201.0.pdf |