Anytone At-5555n Ii Service Menu [top] -

Aligning the reference oscillator to ensure the radio transmits and receives on the correct frequency.

I’ve used the service menu on my AT-5555N II to gently bring my AM carrier down to 4W (for driving an amp) and to calibrate the frequency drift after warm-up. It’s a powerful tool, but treat it like surgery—make small changes, test, and always document your original settings. anytone at-5555n ii service menu

Many frequency-related settings (like fr0 ) should only be adjusted while using a high-precision frequency counter or signal generator. Anytone 5555n Ii Service Menu - Google Groups Aligning the reference oscillator to ensure the radio

handles everyday settings like Roger Beep and Squelch levels, the service menu is where you perform critical alignments and adjust internal gain settings. How to Access the AT-5555N II Service Menu Accessing this menu requires a specific power-on sequence. Many frequency-related settings (like fr0 ) should only

: Typically used to set the low power dead key to 1–2 watts for use with amplifiers. Ch 19 & 20 MOD