H: Difference between revisions

Jump to navigation Jump to search
mNo edit summary
No edit summary
Line 4: Line 4:
Some Type H's use a [[Turret attenuators|turret attenuator]].
Some Type H's use a [[Turret attenuators|turret attenuator]].


Type 53/54H was introduced in 1958, along with the [[533]] and [[543]], renamed Type H in 1959, and dropped after 1970.
Type 53/54H was [[introduced in 1958]], along with the [[533]] and [[543]], renamed Type H in 1959, and dropped after 1970.


* http://w140.com/tek_fcp/tek_type_h_factory_cal_proc.pdf
* http://w140.com/tek_fcp/tek_type_h_factory_cal_proc.pdf