PS503: Difference between revisions

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{{TM500 | mfg=Tektronix | type=PS503 | function=triple power supply | class=power supply | image=Tek ps503a.jpg | introduced=1972 | discontinued=1995 |
{{TM500 | mfg=Tektronix | type=PS503 | function=triple power supply | class=power supply | image=PS503 Front.jpeg | introduced=1972 | discontinued=1976 |
designers= |manuals=
designers=Gunther Engert;Roger Stenbock
|manuals=
* [[Media:070-1303-00.pdf|Tektronix PS503 Manual]] (OCR)
* [[Media:070-1303-00.pdf|Tektronix PS503 Manual]] (OCR)
* [[Media:070-1834-01.pdf|Tektronix PS503A Instruction]] (OCR)
* [[Media:061-3171-00.pdf|Tektronix PS503A Mod FF]]
}}
}}
It supplies 0 to −20 V and 0 to +20 V at 0.4 A as well as +5 V at 1 A, and was [[introduced in 1972]].
It supplies 0 to −20 V and 0 to +20 V at 0.4 A, as well as +5 V at 1 A, and was [[introduced in 1972]].


The '''PS503A''' version ([[introduced in 1976]]) delivers ±20 V at 1 A when used in [[TM500 high-power compartments]].
The later [[PS503A]] version ([[introduced in 1976]]) delivers ±20 V at 1 A when used in [[TM500 high-power compartments]].


The variable supplies can be adjusted independently or can track one another, and are floating.  The 5 V output is ground referenced.
The variable supplies can be adjusted independently or can track one another, and are floating.  The 5 V output is ground referenced.
The PS503 was designed by [[Gunther Engert]] and [[Roger Stenbock]].


{{BeginSpecs}}
{{BeginSpecs}}
{{Spec | Output voltage  | 0 to +20 V and 0 to −20 V, floating;  5 V ±5%, ground referenced }}
{{Spec | Output voltage  | 0 to +20 V and 0 to −20 V, floating;  5 V ±5%, ground referenced }}
{{Spec | Current limit    | <100 mA to >1 A variable (0.4 A for original '''PS503''' or if used in low power compartment); 1 A fixed on +5 V}}
{{Spec | Current limit    | <100 mA to 0.4 A; 1 A fixed on +5 V}}
{{Spec | Ripple and noise | <3 mV<sub>p-p</sub> @ 1 A on either rail }}
{{Spec | Ripple and noise | <3 mV<sub>p-p</sub> @ 1 A on either rail }}
{{EndSpecs}}
{{EndSpecs}}
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==Links==
==Links==
* [https://youtube.com/watch?v=h5ZH7e3sXbo Tektronix PS503A Power Supply Restoration] by NFM @ YouTube
* [https://youtube.com/watch?v=1Q7qj2qEKpQ Tektronix PS503A Power Supply Repair] by IMSAI Guy @ YouTube
{{Documents|Link=PS503}}
{{Documents|Link=PS503}}
{{PatentLinks|PS503}}


==Prices==
==Prices==
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PS503_Left.jpeg  | PS503 Left Internal
PS503_Left.jpeg  | PS503 Left Internal
PS503_Right.jpeg | PS503 Right Internal
PS503_Right.jpeg | PS503 Right Internal
PS501 PS502 PS503 (1974 catalog).jpg | [[PS501]]-2, [[PS502]], and PS503
</gallery>
</gallery>
'''PS503M'''
'''PS503M'''
Line 55: Line 56:
PS503M_Left.jpg  | PS503M Left Internal
PS503M_Left.jpg  | PS503M Left Internal
PS503M_Right.jpg | PS503M Right Internal
PS503M_Right.jpg | PS503M Right Internal
</gallery>
'''PS503A'''
<gallery>
Ps503a-front.jpg          | PS503A Front Panel
Ps503a-left.jpg          | PS503A Left Internal
Ps503a-right.jpg          | PS503A Right Internal
PS503A-rear-sw.jpg        | Switch S95 in rear of PS503A (detects high power compartment)
</gallery>
<gallery>
Tek ps503a.jpg            | PS503A Front Panel
PS503A_Left_Internal.jpg  | PS503A Left Internal
PS503A_Right_Internal.jpg | PS503A Right Internal
Tek ps503a right.jpg      | PS503A Side
PS503A_rear_con.JPG      | PS503A Rear connector
</gallery>
</gallery>



Latest revision as of 06:30, 6 October 2024

Tektronix PS503
triple power supply
Tektronix PS503

Produced from 1972 to 1976

Manuals
(All manuals in PDF format unless noted otherwise)
Manuals – Specifications – Links – Pictures

The Tektronix PS503 is a triple power supply plug-in for the TM500 system.

It supplies 0 to −20 V and 0 to +20 V at 0.4 A, as well as +5 V at 1 A, and was introduced in 1972.

The later PS503A version (introduced in 1976) delivers ±20 V at 1 A when used in TM500 high-power compartments.

The variable supplies can be adjusted independently or can track one another, and are floating. The 5 V output is ground referenced.

The PS503 was designed by Gunther Engert and Roger Stenbock.

Key Specifications

Output voltage 0 to +20 V and 0 to −20 V, floating; 5 V ±5%, ground referenced
Current limit <100 mA to 0.4 A; 1 A fixed on +5 V
Ripple and noise <3 mVp-p @ 1 A on either rail

Rear interface connections

  • +20 V output (22A)
  • −20 V output (22B)
  • ±20 V common (24A, 24B)

(connections below require various jumper changes in the PS503 as described in the manual)

  • Remote resistor or voltage programming (via 25A, 25B) or
  • Remote sensing (+ Sense 23A, − Sense 23B)

Links

Documents Referencing PS503

Document Class Title Authors Year Links
Tekscope 1972 V4 N3 May 1972.pdf Article TM500 series - A New Dimension in Plug-in Instrumentation Bob Ragsdale 1972
070-2088-00.pdf Book TM500 Series Rear Interface Data Book 1975
070-2088-01.pdf Book TM500 Series Rear Interface Data Book 1976
070-2088-04.pdf Book TM500 Series Rear Interface Data Book 1985

Prices

Year 1975
Catalog Price $195
In 2023 Dollars $1,100

Pictures

PS503

PS503M

Components

Some Parts Used in the PS503

(no results)