"ALL" SP-600 VLF receivers have six (6) bands.
As follows:
Band 1, 10 to 16 khz
Band 2, 16 to 28 khz
Band 3, 28 to 50 khz
Band 4, 50 to 100 khz
Band 5, 100 to 217 khz
Band 6 217 to 540 khz.
Les Locklear
Gulfport, Ms.
DX'ing Since '57
http://www.hammarlund.info/