alpha-testern.
/ˈalfəˌtɛstə/, U.S. /ˈælfəˌtɛstər/ 1. Electronics. An instrument for ascertaining the ratio of the change in collector current to the corresponding change in emitter current in a transistor in a common-base configuration (the common-base current gain, symbol α). Now disused.
ΘΚΠ
the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > electronic instruments > [noun] > measuring instrument
multimeter1907
alpha-tester1954
1954 R. P. Turner Transistors ix. 123 This circuit is seen to be similar to the alpha tester of Fig. 912-a except for the grounded-emitter connection.
1959 Electronic Design 15 Apr. 132/1 (advt.) It may also be used as a wide-band spectrum analyzer or as a transistor alpha tester.
2. Chiefly Computing. A person who performs alpha tests.
ΘΚΠ
the world > action or operation > endeavour > trial or experiment > trial, test, or testing > [noun] > specific tests or testing > test of materials or equipment > of machinery or software by developer > one who
alpha-tester1982
dogfooder2003
1982 Inc. Jan. 68 The software is tested, usually by both an inhouse staff (called alpha-testers) and by outsiders (called beta-testers), and the manual is typeset and printed.
1991 Computerworld (Nexis) 3 June 1 Alpha-testers of the product were clearly impressed.
2010 Wired July 110/3 As an alpha tester, Brin had the chance to get an early look at his genome.
This entry has been updated (OED Third Edition, September 2012; most recently modified version published online December 2021).
<
n.1954