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The Tektronix 175 is an external unit that extends the current capability of the [[575]]. | The Tektronix 175, [[introduced in 1961]], is an external unit that extends the current capability of the [[575]]. | ||
The 175 uses the standard circuit topology for the collector supply: a variac followed by a multitap | The 175 uses the standard circuit topology for the collector supply: a variac followed by a multitap | ||
isolation transformer, followed by full-wave rectifiers. | isolation transformer, followed by full-wave rectifiers. |