: Typically used to set the low power dead key to 1–2 watts for use with amplifiers. Ch 19 & 20 MOD
Complete Guide to the AnyTone AT-5555N II Service Menu The AnyTone AT-5555N II is a highly popular, feature-rich 10-meter radio. Many operators look for the hidden service menu to fine-tune performance. Accessing this menu allows you to calibrate power output, adjust modulation, and align frequencies.
: Proper alignment of these settings usually requires a signal generator, frequency counter, and an oscilloscope to ensure the radio remains on-frequency and within legal operating specs.
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Ensure the transceiver is completely turned off using the volume/power knob.
This calibrates the internal Standing Wave Ratio meter. It ensures the radio accurately reads reflected power to protect itself from antenna mismatches. Essential Tools for Service Menu Adjustments
Do not max out the power settings. Pushing the service menu values to the maximum limits will overheat the final amplifiers, distort your audio, and cause severe splatter across adjacent channels. To help provide more specific guidance, tell me: : Typically used to set the low power
: Rotate the Channel Selector knob to move through the service menu items.
Before entering the service menu, you must understand that these settings directly control the radio's internal alignment.
The Anytone AT-5555N II service menu provides a wealth of advanced settings, calibration options, and diagnostic tools to optimize and customize your device. By following the steps outlined in this article, you can access and navigate the service menu with confidence. However, be cautious when making changes and ensure you understand the implications of modifying advanced settings. With the service menu, you can unlock the full potential of your Anytone AT-5555N II and enjoy enhanced performance, features, and reliability. Accessing this menu allows you to calibrate power
: The service menu contains alignment settings specific to your individual unit. Write down all original values
Settings are often displayed as abbreviated codes. It is critical to before changing them.
Adjusts the percentage of AM modulation depth to prevent clipping or muffled audio.
Calibrates the digital signal strength meter on the LCD display.