507: Difference between revisions
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is permanently AC-coupled and, unusually, the DC blocking capacitor is after the input attenuator. | is permanently AC-coupled and, unusually, the DC blocking capacitor is after the input attenuator. | ||
The 507 has 20kV of post-deflection acceleration, produced by four 1X2 tubes. The lower-voltage | The 507 has 20kV of post-deflection acceleration, produced by four [[1X2]] tubes. The lower-voltage | ||
power supplies, located in the external box, are all tube except for selenium rectifiers for some | power supplies, located in the external box, are all tube except for [[selenium rectifiers]] for some | ||
of the lower voltages. | of the lower voltages. | ||
* [http://w140.com/tek_507.pdf Tektronix 507 Manual (PDF)] | * [http://w140.com/tek_507.pdf Tektronix 507 Manual (PDF)] | ||