Narrative:

Missed ATC taxi instructions due to differences in merged fleet aircraft. This aircraft 'new' to me allows radio receiver to be turned off even with transmitter selected. Believed I was cleared to taxi when in fact I was not.

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Original NASA ASRS Text

Title: ACR LGT UNAUTH TAXI AT ALB.

Narrative: MISSED ATC TAXI INSTRUCTIONS DUE TO DIFFERENCES IN MERGED FLEET ACFT. THIS ACFT 'NEW' TO ME ALLOWS RADIO RECEIVER TO BE TURNED OFF EVEN WITH XMITTER SELECTED. BELIEVED I WAS CLRED TO TAXI WHEN IN FACT I WAS NOT.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.