#1 Nice Big 2x4-1000 amp 15,20,40,80 bands might be able to add 10. Heavy duty supply. Has step start.$2000 #2 Nice Big 2x4-1000 amp 15,20,40,80 bands might be able to add 10. Heavy duty supply.$1200 Will include extra tubes if buy both amps 941-567-0115 Buy them both for a lower price.