o.k. here is the list of different:
SK 900 -----------------------------------------------------SK 909L
Power output
8W---------------------------------------Power output
13W
Frequenz Range FM 88- 108Mhz------------------ FM 88-104Mhz, SW 6-18Mhz, MW 525- 1,605Khz, LW 150-280Khz
------------------------AM 525- 1,605 Khz
Power Source 120VAC 60Hz 15VDC----------------Power Source 220/240V AC 50/60hz 15VDC
Yes, the SK 900 has a Band select switch, the SK 909L has a Band rotary selector
Greetings
Lutz
