A selection of Harmony tube amplifiers: H304A, H305A, H306A and H440
Harmony amplifiers with an 'A' suffix (America) were also available for use in Canada, and were designated as such with a 'C' suffix; ie models H304C, H305C and H306C.
$48
$769
$80
$450
$900
$30
$1350
$225
$220
$1301