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3A1: Difference between revisions
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The Tektronix Type 3A1 is a dual-trace amplifier plug-in [[introduced in | {{Plugin Sidebar 2| | ||
for [[560-series scopes]]. Bandwidth is | title=Tektronix Type 3A1 | | ||
Deflection factor ranges from | summary=Dual trace amplifier plugin | | ||
compensated attenuators and then into a cathode-follower stage made of two [[7586]] Nuvistor | image=Type_o_front.jpg | | ||
tubes. | caption=Type O front view | | ||
series=[[560-series scopes]] | | |||
introduced=1962 | | |||
discontinued=1974 | | |||
manuals= | |||
* [http://bama.edebris.com/download/tek/3a1/3a1.djvu Tektronix 3A1 Manual (PDF)] | |||
}} | |||
The '''Tektronix Type 3A1''' is a dual-trace amplifier plug-in [[introduced in 1962]] | |||
for [[560-series scopes]]. Bandwidth is 10 MHz (35 ns risetime). The input impedance is 47 pF. | |||
Deflection factor ranges from 10 mV/div to 10 V/div. The input signal passes through | |||
compensated attenuators and then into a cathode-follower stage made of two [[7586]] Nuvistor tubes. | |||
Channel switching in ALTERNATE mode is done using diodes. The output stage that | Channel switching in ALTERNATE mode is done using diodes. The output stage that | ||
drives the vertical deflection plates of the scope uses a pair of [[8233]] | drives the vertical deflection plates of the scope uses a pair of [[8233]] | ||
frame grid | frame grid power pentode tubes. | ||
==Specifications== | |||
[[Category:Specifications needed]]''please add'' | |||
==Pictures== | |||
<gallery> | <gallery> | ||
| Line 18: | Line 33: | ||
File:3a1 input amp and switching.png|input amplifier schematic | File:3a1 input amp and switching.png|input amplifier schematic | ||
</gallery> | </gallery> | ||
[[Category:560 series plugins]] | |||