3A1: Difference between revisions

345 bytes added ,  21 August 2014
template, cat
No edit summary
(template, cat)
Line 1: Line 1:
The Tektronix Type 3A1 is a dual-trace amplifier plug-in [[introduced in 1963]]  
{{Plugin Sidebar 2|
for [[560-series scopes]].  Bandwidth is 10MHz (35 nanosecond risetime).  The input impedance is 47pF.
title=Tektronix Type 3A1 |
Deflection factor ranges from 10mV/div to 10V/div.  The input signal passes through
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 powerpentode tubes.
frame grid power pentode tubes.
 
==Specifications==
[[Category:Specifications needed]]''please add''


* [http://bama.edebris.com/download/tek/3a1/3a1.djvu Tektronix 3A1 Manual (PDF)]
==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]]