Manufactured by Bell Radio-Television Corporation Ltd in about 1960.

The photographed model belonged to an ex-Bell employee - only 100 were made.  Two circuits found, both appear similar.  One referred to as a 'wide band' 'scope, the other a general purpose 'scope.

Valves (7): ECF80, ECF80, ECF80, ECF80, ECC81, DG7-32, EZ80

Chassis Notes:

1960ish Bell Oscilloscope

1960ish Bell Oscilloscope