1521-P2: Difference between revisions

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(Created page with "Type '''1521-P2 40-db Potentiometer (Supplied with recorder)'''. ==Specifications== ==Links== ==Photos== <gallery> </gallery> Category:Recorders and Dial Drives")
 
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Type '''1521-P2 40-db Potentiometer (Supplied with recorder)'''.
{{GR Product
|model=1521-P2
|codes=1521-9602
|class=recorders and dial Drives
|summary=40 dB Potentiometer
|image=GR 1521-P2 Close-Up.jpg
|caption=General Radio 1521-P2 40 dB Potentiometer
|introduced=1961
|discontinued=1973
|designers=
|manuals=
* [[Media:GR 1521-B Graphic Level Recorder 1521-0150-D 03_1969.pdf|General Radio 1521-B Graphic Level Recorder Manual 1521-0150-D 1969]]
{{Catalog History}}
}}
The {{Title|General Radio 1521-B Graphic Level Recorder}} was introduced in {{Catalog Q}} and remained available through {{Catalog 1973}}.
 
The Type 1521-P2 is the standard 40 dB potentiometer for the Type [[1521-A]] Graphic Level Recorder.  It is one of three AC potentiometers, the others being the Types [[1521-P1]] 20 dB and [[1521-P3]] 80 dB. The potentiometer is part of the feedback circuit that positions the recorder pen, the wiper being mounted on top of the recorder pen.
 
An accessory cleaner and lubricant was available as Type 1521-4200.


==Specifications==
==Specifications==
* '''Recording Range:''' 40 dB full scale at 0 db attenuation


==Links==
==Links==


* [[Media:GR Exp 1521-A 06_1959.pdf|Experimenter June 1959 describing Type 1521-A]]


==Photos==
==Photos==
<gallery>
<gallery>
GR 1521-P2 Front.jpg
GR 1521-P2 Right Side.jpg
GR 1521-P2 Rear.jpg
GR 1521-P2 Top.jpg
GR 1521-P2 Bottom.jpg
</gallery>
</gallery>


[[Category:Recorders and Dial Drives]]
[[Category:Recorders and Dial Drives]]

Revision as of 21:02, 17 June 2024

General Radio 1521-P2
40 dB Potentiometer
General Radio 1521-P2 40 dB Potentiometer

Available from 1961 to 1973

Manuals
Catalog History
 Document Year Page
Catalog Q 1961 143
Catalog R 1963 144
Catalog S 1965 179
Catalog T 1968 42
Catalog U 1970 53
Catalog73 1973 51
(All manuals in PDF format unless noted otherwise)

The General Radio 1521-B Graphic Level Recorder was introduced in Catalog Q (1961) and remained available through Catalog 1973.

The Type 1521-P2 is the standard 40 dB potentiometer for the Type 1521-A Graphic Level Recorder. It is one of three AC potentiometers, the others being the Types 1521-P1 20 dB and 1521-P3 80 dB. The potentiometer is part of the feedback circuit that positions the recorder pen, the wiper being mounted on top of the recorder pen.

An accessory cleaner and lubricant was available as Type 1521-4200.

Specifications

  • Recording Range: 40 dB full scale at 0 db attenuation

Links

Photos