What do you have (e.g., Anytone v2, v3, or a twin like the Stryker 955 / CRT 7900V)?
The screen should display a version number or a specific "Service" header, indicating you are in the alignment mode. Key Adjustable Parameters
Drop a comment below with your stock factory numbers if you are willing to share a baseline for the community! 👇 #AnyTone #AT5555NII #HamRadio #10MeterRadio #RadioMods 📸 Option 2: Short & Punchy (Best for Instagram/X)
This setting controls the reference clock for the Phase-Locked Loop (PLL) system. If your radio is slightly off-frequency on Single Sideband (SSB) mode, this parameter aligns the master oscillator. anytone at5555n ii service menu updated
Press and hold the and [MODE] buttons simultaneously. Power On the radio while holding these buttons.
The service menu is a hidden menu system that allows users to access advanced features and settings on their Anytone AT-5555N II radio. This menu is typically used by service technicians and advanced users to customize and troubleshoot the radio. The updated service menu offers a range of new features and options, including:
In the service menu, adjust the AM modulation settings ( AM Hi Pwr , AM Mod ) to increase the "swing" without distorting the audio, ensuring the radio peaks appropriately on PEP meters. What do you have (e
Controls limit voltages for varicaps, affecting oscillator frequency steps (e.g., .00, .04, .05, .09). Local Oscillator
Use the Channel Selector knob to move through numbered menu items.
to perform a specific adjustment, such as opening the bands or boosting your modulation? Anytone 5555n Ii Service Menu - Google Groups Power On the radio while holding these buttons
Adjusts the low power dead key (often set to 2 watts for amp driving). Modulation Some users set these to "0" to improve AM modulation swing. #52 (RFG) RF Gain Fix
Fine-tunes the Carrier Frequency for CW, USB, and LSB modes. Significant changes here usually require re-aligning Frequency Alignment: Specific alignment points for different modes. For example,
To change or view a parameter's active level, key your microphone. To alter the data, hold the PTT and rotate the channel selector. Power cycle the radio when you are done to save.
Ensure you have a proper dummy load and a quality SWR/power meter before adjusting power levels. 1. How to Access the AT-5555N II Service Menu (2026 Method)
Integrated TX and RX digital noise reduction (NRC) which is widely praised for cleaning up static on the 11m/10m bands [1, 9]. Power Output: Capable of 60W PEP in export mode [7, 10].