3A72: Difference between revisions

Latest revision as of 07:24, 28 November 2023

Tektronix 3A72
Dual channel amplifier plug-in Tektronix 3A72 Compatible with 560-series scopes Produced from 1961 to (?) Manuals Tektronix 3A72 Manual Tektronix 3A72 Manual (DjVu @ BAMA) (All manuals in PDF format unless noted otherwise)

Manuals – Specifications – Links – Pictures

The Tektronix 3A72 is a two-channel amplifier designed for use in the 560 series oscilloscopes.

Prior to serial number 1420, the 3A72 was called the Type 72. The 3A72 documentation applies to the 72.

Key Specifications

Bandwidth	DC to 650 kHz
Deflection	10 mV/div to 20 V/div
Input impedance	1 MΩ // 47 pF

Pictures

Type 72

From 1961 catalog.
Type 72 in RM561

Components

Some Parts Used in the 3A72

Part	Part Number(s)	Class	Description	Used in
6AU6	154-0022-00 • 157-0073-00 • 157-0059-00 • 154-0284-00	Vacuum Tube (Pentode)	RF pentode	107 • 160 • 181 • 190 • 60 • 2A60 • 72 • 3A72 • 3C66 • 310 • 310A • 316 • 317 • 360 • 502 • 502A • 506 • 511 • 511A • 512 • 513 • 516 • 517 • 517A • 524 • 526 • 529 • RM529 • 531 • 531A • 535 • 536 • 545 • 545A • 546 • 547 • 549 • 555 • 561 • 561A • 561S • 564 • 565 • 567 • 570 • 575 • 581 • 581A • 585 • 585A • 80 • C • CA • Q
6BA8	154-0163-00	Vacuum Tube (Triode/Pentode)	triode-pentode combo	59 • 2A61 • 72 • 3A72 • 3A2
6BA8A	154-0163-00	Vacuum Tube (Triode/Pentode)	triode-pentode combo	59 • 3A72 • 526
6DJ8	154-0187-00 • 154-0305-00	Vacuum Tube (Dual Triode)	dual triode	132 • 161 • 310A • 316 • 317 • 502 • 502A • 503 • 504 • 506 • 515 • 516 • 519 • 526 • 529 • RM529 • 533 • 535 • 536 • 543 • 544 • 545 • 545A • 545B • 546 • 547 • 549 • 555 • 556 • 561A • 561S • 564 • 565 • 567 • 581 • 581A • 585 • 585A • 661 • 1A4 • 1S1 • 60 • 2A60 • 63 • 2A63 • 67 • 2B67 • 3A1 • 3A1S • 3A2 • 3A3 • 3A6 • 3A7 • 72 • 3A72 • 75 • 3A75 • 4S2 • 51 • 3B1 • 3B1S • 3B2 • 3B3 • 3B4 • 3M1 • 3S76 • 3T77 • 3T77A • 9A1 • 9A2 • 1121 • 80 • 81 • 82 • 86 • B • O • W • Z • Telequipment D56 • Telequipment S32A • Telequipment D52 • S-311 • Telequipment TD51 • Telequipment S52 • Telequipment S51 • Telequipment Type A • TU-4
8425	154-0022-07	Vacuum Tube (Pentode)	RF pentode	3A72 • 310A • 317 • 526 • Q

@@ Line 1: / Line 1: @@
-The '''Tektronix 3A72''' is a two-channel amplifier designed for use in the [[561]] and [[565]].
+{{Plugin Sidebar
+|manufacturer=Tektronix
+|series=560-series scopes
+|type=3A72
+|summary=Dual channel amplifier plug-in
+|image=Tek 3a72 front.jpg
+|caption=Tektronix 3A72
+|introduced=1961
+|discontinued=(?)
+|designers=
+|manuals=
+* [[Media:070-274.pdf|Tektronix 3A72 Manual]]
+* [https://bama.edebris.com/download/tek/3a72/3a72.djvu Tektronix 3A72 Manual] (DjVu @ BAMA)
+}}
+The '''Tektronix 3A72''' is a two-channel amplifier designed for use in the [[560-series scopes | 560 series oscilloscopes]].
-* Frequency response: DC to 650 kHz
+Prior to serial number 1420, the 3A72 was called the ''Type 72''. The 3A72 documentation applies to the 72.
-* Input sensitivity: 10 mV/div to 20 V/div
-* Input impedance: 1 megohm in parallel with 47 pF
-Prior to serial number 1420, the 3A72 was called the Type 72.
+{{BeginSpecs}}
+{{Spec | Bandwidth | DC to 650 kHz }}
-* [http://bama.edebris.com/download/tek/3a72/3a72.djvu Tektronix 3A72 Manual (DjVu)]
+{{Spec | Deflection | 10 mV/div to 20 V/div }}
-* [http://w140.com/mmm/tek-3a72.pdf Tektronix 3A72 Manual (PDF)]
+{{Spec | Input impedance |1 MΩ // 47 pF }}
+{{EndSpecs}}
+==Pictures==
+<gallery>
+Tek 3a72 front.jpg
+Tek 3a72 top.jpg
+Tek 3a72 bottom.jpg
+Tek 3a72 right.jpg
+Tek 3a72 left.jpg
+a72.jpg
+a72 block.png
+a72 schematic.png
+</gallery>
+===Type 72===
 <gallery>
-File:Tek 3a72 front.jpg
+Tek type 72 front.jpg
-File:Tek 3a72 top.jpg
+Tek type 72 right internal.jpg
-File:Tek 3a72 bottom.jpg
+Tek type 72.jpg|From 1961 catalog.
-File:Tek 3a72 right.jpg
+Tek type 72 in rm561.jpeg|Type 72 in RM561
-File:Tek 3a72 left.jpg
-Image:3a72.jpg
-Image:3a72 block.png
-Image:3a72 schematic.png
 </gallery>
+==Components==
+{{Parts|3A72}}
 [[Category:560 series plugins]]