Calculator
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Ingenium,
1996.0511.001
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- OBJECT TYPE
- RF RESONANCE & COIL WINDING
- DATE
- 1943
- ARTIFACT NUMBER
- 1996.0511.001
- MANUFACTURER
- Perry Graf Corp.
- MODEL
- ALLIED RAPID
- LOCATION
- Maywood, Illinois, United States of America
More Information
General Information
- Serial #
- N/A
- Part Number
- 1
- Total Parts
- 1
- AKA
- N/A
- Patents
- N/A
- General Description
- PAPER
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- 25.5 cm
- Width
- 14.0 cm
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Communications
- Category
- Service-test equipment
- Sub-Category
- N/A
Manufacturer
- AKA
- Perrygraf
- Country
- United States of America
- State/Province
- Illinois
- City
- Maywood
Context
- Country
- North America
- State/Province
- Unknown
- Period
- THIS TYPE OF CALCULATOR USED C. MID 1940S +
- Canada
-
Unknown - Function
-
USED TO FIND INDUCTANCE, IE. DETERMINE RESONANCE FACTORS & COIL WINDING DATA. - Technical
-
ARRANGED TO RESEMBLE SLIDE RULE, THIS SIMPLE CALCULATOR USED TO FIND INDUCTANCE WHEN FREQUENCY OR WAVE LENGTH & CAPACITANCE ARE KNOWN, OR WHEN COIL LENGTH & DIAMETER AND WIRE SIZE OR TURNS PER INCH ARE KNOWN. - Area Notes
-
Unknown
Details
- Markings
- " ALLIED/ RADIO/ CORPORATION/ CHICAGO 7, ILLINOIS ", " R-F RESONANCE AND/ COIL WINDING/ALLIED RAPID/ Calculator" & "Consult Your ALLIED Catalogue for Everything in/ Radio and Electronics " printed on one side of calculator. Instructions for use, and frequency, wavelength, inductance and capacitance scales also printed on calculator, as well as inch rule. " ALLIED/ RADIO/ COIL WINDING/ Calculator " printed on reverse. Coil and wire size scales also printed on this side. " Mfd, Perry Graf Corp., Maywood, Ill. " & " Copyright 1943, by Allied Radio Corp., Chicago, Illinois " printed along lower edge. " See copy of PT envelope in Supp. Info.
- Missing
- NONE.
- Finish
- ORANGE, YELLOW & BLUE TEXT & GRAPHICS.
- Decoration
- N/A
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
Perry Graf Corp., Calculator, after 1943, Artifact no. 1996.0511, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/1996.0511.001/
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