The ADN-21/N is low profile fixed antenna base, it is intended for use with mobile antennas with N male connectors. It is composed of angeled N female connector with reinforcement washer and hex-nut made of black pasivated stainless steel. The antenna base can be mounted trough a 5/8" (16 mm) roof/trunk lid hole. ADN-21/N has coaxial cable lenght of 4 meters and ended with FME female connector. Verious adapters from FME to N, BNC, TNC, UHF, SMA, etc. are available on request.
Technical specification
| Frequency range | 1 - 6000 MHz |
| Impedance | 50 ohms |
| Connector magnet | N female |
| Connector coaxial cable | FME female |
| Diameter | 108 mm |
| Height | 40 mm |
| Weight | 700 g |
| Temperature range | -55 ... + 70 oC |

