| Brand | Texas Instruments |
|---|---|
| Model | Texas Instruments SR-51A |
| Country of Origin | United States |
| Vintage | Yes |
Check the listing for details. Texas Instruments SR-51A Super Side Rule Calculator Untested - inc. Oper Guide. Condition: For parts or not working, Made in United States. Listed at 15.99 USD. The Texas Instruments SR-51A Super Side Rule Calculator is a vintage electronic calculator made in the United States by Texas Instruments. This calculator is known for its durable construction and reliable performance, making it a valuable collectible for vintage calculator enthusiasts. The calculator comes with an operation guide, providing users with instructions on how to properly use and care for this piece of consumer electronics histor as well as the original equipment storage pouch.
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