instrumentation/nav[1]/serviceable systems/electrical/outputs/nav[1] instrumentation/nav[1]/volume instrumentation/nav[1]/frequencies/selected-mhz instrumentation/nav[1]/frequencies/standby-mhz VIR32.swap(1); VIR32.adjust_frequency(1, 0.05); VIR32.adjust_frequency(1, -0.05); VIR32.adjust_frequency(1, 1.0); VIR32.adjust_frequency(1, -1.0);