Carvin offered a trio of combo amps in 1968, which were also based
on the same chassis as the Twin Master and Band Leader. The
Concert Series Mark II (top left) was a 60W combo with one
Jensen 15" model #1501 speaker. It sold for $149.90.
Like the other combo amps, the Hammond Reverb could be added for an
Concert Series Mark VI (center left) had the same output as
the Mark II, but used a pair of Jensen 12" model #1201 speakers
mounted in an unusual diagonal configuration. The model sold
for $169.90, and could also be ordered with the Hammond Reverb.
Solo Performer model JL-150 (bottom left) was also a 60W
combo, but used a single 15" Lansing model #D130 speaker. It
sold for $249.90, and could also be ordered with the Hammond reverb.