Palstar R30A Shortwave Receiver Bands: 100kHz - 29.9999 MHz AM, SSB (U/L) Tuning: 20Hz/100Hz tuning steps, synthesized (low phase noise performance) Variable rate tuning: 20Hz-100Hz and 100Hz to 500Hz Collins filters: 8 Pole Collins torsional mode filters, 5.8 kHz AM and 2.5 kHz Display: 6-digit LCD display