Technician Operating CANT Data Acquisition Unit, San Francisco State College, November 1971 (Alternate View) (Updated two weeks ago)

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A technician actively operates a CANT data acquisition unit, adjusting controls while interacting with connected instrumentation in a laboratory at San Francisco State College, November 1971. The system reflects early data logging technology used for capturing and analyzing experimental signals.

Tags: faculty, staff, and administration , historic technology

Added to SFSU Over the Years on August 25, 2026.

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Information

  • Identifier: TP-ATA-1905
  • Date: Nov 1971
  • Context: <p>&nbsp;</p> <p style="caret-color: #000000; color: #000000; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration: none;"><strong>Primary Device (Left, marked CANT):</strong></p> <ul style="caret-color: #000000; color: #000000; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration: none;"> <li><strong>CANT Data Acquisition System</strong></li> <ul> <li>This unit likely controls and records measurements from experimental setups&mdash;such as a wind tunnel, pressure system, or other mechanical/thermal test rig.</li> <li>The&nbsp;<strong>rotary dials</strong>&nbsp;and&nbsp;<strong>switches</strong>&nbsp;allow the user to select channels and set parameters.</li> <li>The&nbsp;<strong>glass tube</strong>&nbsp;above appears to be part of a fluid or pressure interface, possibly feeding readings into the CANT system via transducers.</li> </ul> </ul> <p style="caret-color: #000000; color: #000000; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration: none;"><strong>Secondary Device (Middle-Right):</strong></p> <ul style="caret-color: #000000; color: #000000; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration: none;"> <li><strong>Beckman Type R Dynograph (or similar strip chart recorder)</strong></li> <ul> <li>This device records voltage or current signals onto a long roll of paper.</li> <li>It was commonly used to track analog sensor data over time.</li> <li>This is consistent with a lab analyzing fluid mechanics, structural responses, or pressure variations.</li> </ul> </ul> <p style="caret-color: #000000; color: #000000; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration: none;">&nbsp;</p> <p><strong>Credits:</strong>&nbsp;</p> <p style="caret-color: #000000; color: #000000; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; font-style: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: auto; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: auto; word-spacing: 0px; -webkit-text-stroke-width: 0px; background-color: #ffffff; text-decoration: none;">Some technical descriptions and historical interpretations were developed with the assistance of ChatGPT, an AI language model by OpenAI.</p>
  • Geographic Coverage: San Francisco, CA
  • Temporal Coverage: 1970s
  • Type: Still Image
  • Format: Negative
  • Source: San Francisco State University Archives
  • Rights: Public

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