Sangean DT-250 Operating Instructions Manual page 12

AM tuning step
For Northern American countries and some
South American countries, AM tuning step is
10 kHz. On other countries is 9 kHz,
To change AM band tuning step,
please follow below steps.
1. Change the AM band tuning step from
9 kHz to 10 kHz.
When radio is off, continuously press
Tuning control UP button then power
on/off button for more than 3 seconds
until display shows 520 kHz indicating
AM step has been changed to 10 kHz
tuning step.
2. Change the AM band tuning step from
10 kHz to 9 kHz
When radio is off, continuously press
Tuning Control DOWN button then power
on/off button for more than 3 seconds
until display shows 522 kHz indicating
AM step has been changed to 9 kHz step.
1 1