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Updated Preamplifier IC replacement (markdown)

Si 2022-02-19 11:38:37 +00:00
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Preamplifier-IC-replacement.md

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You can damage u13 (MGA-81563) if you use a stronger transmitter near to your HackRF.
If you find on a strong signal such as an broadcast FM station that you select Amp as "0" and you get a signal and then select Amp "1" and you do not then this is a good sign that the RF Preamplifier u13 (MGA-81563) is damaged. This can happen if you use a stronger transmitter near to your HackRF.
It is possible to replace the damaged IC with simple tools (soldering iron, solder wick). First solder flood the damaged component to remove it, preferably protecting the surrounding. Clean the pads and replace the component: