Fixed offset frequency display on start.
Fixed offset frequency display on start.

simonyiszk/openwebrx,dl9rdz/openwebrx-dl9rdz,dl9rdz/openwebrx-dl9rdz,dl9rdz/openwebrx-dl9rdz,simonyiszk/openwebrx,dl9rdz/openwebrx-dl9rdz,simonyiszk/openwebrx