As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STALL WARNING STICK SHAKER ACTIVATED SOON AFTER ROTATION. STAYED ON ENTIRE 3 MINUTES OF FLIGHT. WENT OUT AFTER LANDING. NO CAUTION LIGHTS ILLUMINATED. ACFT RETURNED TO THE FIELD. R & R STALL WARNING COMPUTER IAW 27-33-00 AND CONNECTOR PLUG 2733-P4 IAW 27-33-00. COMPLIED WITH STALL WARNING CALIBRATION WORK CARD. SYS CHECKED GOOD.