Slide rule
Use this image
Can I reuse this image without permission? Yes
Object images on the Ingenium Collection’s portal have the following Creative Commons license:
Copyright Ingenium / CC BY-NC-ND (Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)
ATTRIBUTE THIS IMAGE
Ingenium,
2000.0031.001
Permalink:
Ingenium is releasing this image under the Creative Commons licensing framework, and encourages downloading and reuse for non-commercial purposes. Please acknowledge Ingenium and cite the artifact number.
DOWNLOAD IMAGEPURCHASE THIS IMAGE
This image is free for non-commercial use.
For commercial use, please consult our Reproduction Fees and contact us to purchase the image.
- OBJECT TYPE
- SPECIAL PURPOSE/ENGINEER/CIRCULAR
- DATE
- 1973
- ARTIFACT NUMBER
- 2000.0031.001
- MANUFACTURER
- PERRYGRAF DIV. OF NASHUA CORP.
- MODEL
- Unknown
- LOCATION
- Los Angeles, California, 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
- CARDBOARD/ SYNTHETIC CURSOR/ METAL GROMMET
Dimensions
Note: These reflect the general size for storage and are not necessarily representative of the object's true dimensions.
- Length
- N/A
- Width
- 15.5 cm
- Height
- N/A
- Thickness
- N/A
- Weight
- N/A
- Diameter
- N/A
- Volume
- N/A
Lexicon
- Group
- Mathematics
- Category
- Calculating devices
- Sub-Category
- N/A
Manufacturer
- AKA
- PERRYGRAF
- Country
- United States of America
- State/Province
- California
- City
- Los Angeles
Context
- Country
- Canada
- State/Province
- Ontario
- Period
- C. 1973 +/ DONOR USED THESE SLIDE RULES BETWEEN 1974 & 1985.
- Canada
-
AMERICAN MADE SLIDE RULES USED BY CANADIAN PROFESSIONAL ENGINEER IN HIS WORKIN RADIO COMMUNICATIONS. MR. ROSPLESCH WAS REGISTERED PROFESSIONAL ENGINEER IN ONTARIO & ELECTRICAL ENGINEER FOR GOVT OF CANADA IN WINNIPEG & OTTAWA WHERE HE USED THESE SLIDE RULES BETWEEN 1974-1985. - Function
-
DEVICE USED TO CALCULATE MANUALLY RADIO FREQUENCIES & POWER LOSS, USED BY ENGINEER. - Technical
-
EXAMPLE OF SPECIALIZED SLIDE RULE. DONOR DESCRIBES THESE AS TOOLS OF TRADE FOR ELECTRONICS ENGINEERS DESIGNING RADIO COMMUNICATIONS LINKS IN YEARS BEFORE SOPHISTICATED COMPUTER PROGRAMS BECAME AVAILABLE. THEY COULD EASILY BE TRANSPORTED FOR USE IN FIELD WHEN RADIO COMMUNICATIONS SYSTEMS WERE BEING INSTALLED OR MAINTAINED. - Area Notes
-
Unknown
Details
- Markings
- BLUE LETTERING ON FRONT READS "RF CALCULATOR" & ON BACK "POWER LOSS CALCULATOR"/ BLUE LETTERING ON BACK READS "PRD ELECTRONICS DIVISION/ HARRIS-INTERTYPE CORPORATION/ 6801 JERICHO TURNPIKE/ SYOSSET, N.Y. 11791" WITH BLACK "(C) 1973, PRD Electronics Inc. DESIGNED - L.A. FASANO/ Slide Chart by PERRYGRAF Div. Nashua Corp, L.A. Cal. 90064"/ HANDWRITTEN "M. ROSPLESCH" ON FRONT/ ILLEGIBLE RED STAMP READS "REGISTERED PROFESSIONAL ENGINEER/ M.F.G. Rosplesch/ PROVINCE OF ONTARIO" ON BACK/ BLUE & BLACK LETTERING, NUMBERS, SCALES ON BACK & FRONT
- Missing
- COMPLETE
- Finish
- WHITE & OFF-WHITE CARDBOARD/ COLOURLESS TRANSPARENT SYNTHETIC/ PLATED METAL
- Decoration
- BLUE, WHITE & BLACK DOUBLE LOGO ON EACH SIDE READING "PRD/ ELECTRONICS, INC." & "HARRIS/ COMMUNICATION AND/ INFORMATION HANDLING/ EQUIPMENT"
CITE THIS OBJECT
If you choose to share our information about this collection object, please cite:
PERRYGRAF DIV. OF NASHUA CORP., Slide rule, after 1973, Artifact no. 2000.0031, Ingenium – Canada’s Museums of Science and Innovation, http://collection.ingeniumcanada.org/en/id/2000.0031.001/
FEEDBACK
Submit a question or comment about this artifact.