1521-B: Difference between revisions

1521-B (view source)

Revision as of 17:05, 10 June 2024

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Jerry

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-Type '''1521-B Graphic Level Recorder'''.
+{{GR Product
+|model=1521-B
+|codes=1521-9802
+|class=recorders and dial Drives
+|summary=Graphic Level Recorder
+|image=GR 1521-B Close-Up.jpg
+|caption=General Radio 1521-B Graphic Level Recorder
+|series=1521
+|introduced=1965
+|discontinued=1978+
+|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 S}} and remained available through {{Catalog 1978}}.
+The Type
 ==Specifications==
+* '''Recording Range:''' 40 dB full scale with standard potemtiometer
+* '''Frequency Range:''' 7 Hz to 200 kHz
+* '''Maximum Input Voltage: 100 V ac
+* '''Input Attenuator:''' 60 dB in 10-dB steps
+* '''Input Impedance:''' 10,000 Ω for ac level recording; 1000 Ω for dc
 ==Links==
+* [[Media:GR Exp 1521-A 06_1959.pdf|Experimenter June 1959 describing Type 1521-A]]
 ==Photos==
 <gallery>
-GR-1910-ad-Electronics-1969-10-04.jpg
+GR 1521-B Front.jpg
+GR 1521-B Left Side.jpg
+GR 1521-B Rear.jpg
+GR 1521-B Inside Left.jpg
+GR 1521-B Inside Rear A.jpg
+GR 1521-B Inside Top.jpg
+GR 1521-B Inside Board.jpg
+GR 1521-B Inside Bottom A.jpg
+GR 1521-B Pen Motor.jpg
+GR 1521-B Power Supply Top.jpg
+GR 1521-B Power Supply Bottom.jpg
+GR 1521-B Inside Transmission.jpg
+gr 1521-B P10 Drive Unit.jpg
 </gallery>
 [[Category:Recorders and Dial Drives]]