298
edits
Vintage dave (talk | contribs) (53B bandwidth, number of tubes, and serial number) |
|||
Line 22: | Line 22: | ||
sensitivity from 50 mV/div to 5 mV/div. | sensitivity from 50 mV/div to 5 mV/div. | ||
Like | Like Type A, Type B has its roots in the [[introduced in 1954|1954]] | ||
introduction of the [[531]] and [[535]], as the Type 53B, | introduction of the [[531]] and [[535]], as the five-tube Type 53B, | ||
with 10x-AC bandwidth of 2 Hz to 9 MHz. | with 1x bandwidth of DC to 10MHz (limited by the mainframe) and 10x-AC bandwidth of 2 Hz to 9 MHz. | ||
In 1956, it was replaced by the Type 53/54B with DC−20 MHz | In 1956, at serial number 3301, it was replaced by the six-tube Type 53/54B with DC−20 MHz | ||
or 2 Hz−12 MHz bandwidth in the [[541]] and [[545]]. | or 2 Hz−12 MHz bandwidth in the [[541]] and [[545]]. | ||
In 1959, | In 1959, Type 53/54B was renamed Type B, | ||
and it | and it remained available through 1970. | ||
The military version is known as the '''AM-1841/USM''', wich is the same as a 53/54B MOD601. | The military version is known as the '''AM-1841/USM''', wich is the same as a 53/54B MOD601. |
edits