Anytone At5555n Ii Service Menu Updated !!install!! [ 4K ]

The service menu on the AnyTone AT-5555N II contains critical alignment parameters that are not documented in the standard Instruction Manual. Crucially, there is no "factory reset" for this menu, so you must record your original values before making any changes. Accessing the Service Menu

• "AnyTone AT-5555N II service manual 2023" (PDF from authorized dealers)
• "AT-5555N II hidden menu values spreadsheet" (shared by radio techs on QRZ or eHam)
• "AT-5555N II calibration constants list" – but verify against your firmware version

• Calibrating Frequency: If your transmit frequency is slightly off (e.g., you show 27.1950 but your friend sees 27.1945).
• Adjusting AM Carrier Power: To properly set your deadkey for an amplifier.
• Tuning Modulation: Balancing your AM and SSB audio levels for peak clarity.
• Aligning the S-Meter: Making sure "S9" actually means S9.

for final fine-tuning. This helps keep the fine-tuning (fr) range smooth. Hard Reset: anytone at5555n ii service menu updated