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the input signal, output to scope, and power rails. | the input signal, output to scope, and power rails. | ||
The 5A24N is the least expensive plug-in Tektronix ever made, priced US$25 in the 1973 catalog (~$ | The 5A24N is the least expensive plug-in Tektronix ever made, priced US$25 in the 1973 catalog (~$140 in 2018 value). | ||
The vertical signal path of the 5A24N is basically just an NPN emitter-follower. | The vertical signal path of the 5A24N is basically just an NPN emitter-follower. | ||