CROMWELL

Cromwell was manufactured by Collier & Beale Ltd, they were distributed by H. W. Clarke Ltd . Currently there are 10 documented models.

10 Documented Cromwell Models
IMAGEYEAR VALVESBANDSMODEL CODE
1933 5  Broadcast  Cromwell 5AV 'Series 1'
1935 6  Dual Wave  Cromwell 6LSA
1936 5  Broadcast  Cromwell 5AV Series 2
1936 7 + magic eye  All Wave  Cromwell 7AW
1939ish 5  Dual Wave  Cromwell model 520
1939 6  Dual Wave  Cromwell 6CV3 'Server'
1946 6+magic eye  Dual Wave  Cromwell model 726
1948 6  Broadcast  Cromwell 618R
1951 5  Dual Wave  Cromwell model 5251
1951 6 + magic eye  Dual Wave  Cromwell model 7251