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Max sensitivity is 50 mV/div, and bandwidth in a [[545]] is 30 MHz. | Max sensitivity is 50 mV/div, and bandwidth in a [[545]] is 30 MHz. | ||
Type 53K/54K was [[introduced in 1955|introduced in March 1955]] along with the 541/545. | Type 53K/54K was [[introduced in 1955|introduced in March 1955]] along with the [[541]]/[[545]]. | ||
At that time, it was the only plug-in that could utilize the | At that time, it was the only plug-in that could utilize the | ||
new mainframes' speed; the redesigned Types [[A]], [[B]], and [[C]] | new mainframes' speed; the redesigned Types [[A]], [[B]], and [[C]] | ||
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plug-ins would use A-J and fast ones L-Z. This idea never went anywhere. | plug-ins would use A-J and fast ones L-Z. This idea never went anywhere. | ||
Late versions had a [[ | Late versions had a [[BNC connector]] instead of a [[UHF connector]]. | ||
[[ | |||
Types [[K]] and [[G]] are the only letter-series plug-ins | Types [[K]] and [[G]] are the only letter-series plug-ins | ||
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<gallery> | <gallery> | ||
File:K_1.JPG | |||
File:K_2.JPG | |||
File:K_3.JPG | |||
File:K schem.png|schematic | File:K schem.png|schematic | ||
</gallery> | </gallery> |