This catalog number includes 13 objects. Type 5964 is a dual triode packaged in a miniature glass envelope with seven pins. It is similar to the 5644 medium-mu twin triode with higher gain. Ten of the objects have a white dot painted on top of the envelope near the tip.
Manufacturer
RCA
Place Manufactured
U. S.
Identifying Numbers
Model number
5964
Printed in silver ink around the glass envelope.
Other number
AE
Printed in silver ink around the glass envelope on one object.
Other number
BX
Printed in silver ink around the glass envelope on nine objects.
Other number
CA
Printed in silver ink around the glass envelope on three objects.
Other number
LB
Printed in silver ink around the glass envelope on one object.
Other number
SN
Printed in silver ink around the glass envelope on one object.
Other number
ZD
Printed in silver ink around the glass envelope on three objects.