Some users have reported a high noise floor on certain production runs of the AT-5555N II. While some have explored the to address this, it is strongly advised against unless you have a signal generator. A safe alternative is to adjust the RFG (RF Gain) setting in the standard menu, which reduces the receiver's sensitivity to lower the noise floor.
Anytone At-5555n Ii Service Menu Jun 2026
Some users have reported a high noise floor on certain production runs of the AT-5555N II. While some have explored the to address this, it is strongly advised against unless you have a signal generator. A safe alternative is to adjust the RFG (RF Gain) setting in the standard menu, which reduces the receiver's sensitivity to lower the noise floor.