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Sma Antenna Connector

[!NOTE]
It is a good idea to protect the antenna connectors with a silicone cover from Aliexpress

The antenna connectors on the HackRF board are the 18.5 mm variant available at Aliexpress.

Notice that you could fit the SMA-KE 18.5mm variant, but it will be not the perfect fit for the type of pcb mount used in originally.

SMA Connector unsoldered

Replacing a broken connector

  1. Desolder the original, use enough flux (i.e. this “self cleaning” variant) and fresh solder.
    If parts of the SMA connector still connected, it might be more difficult to remove, because of the thermal mass. SMA Connector board contacts
  2. Clean the pads
  3. Place the new one. It will be very tight. Align it correctly SMA Connector soldered
  4. Solder and clean the residual flux SMA Connector detail