Tektronix PS501-1 0-20V 400ma, 5V 1A Power Supply

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BAMA PS501-1 Free Manual Download Site

Orig CostLow BidHigh Bidaverage
$130 (1973-new)
$225 (1977)
$430 (1982)
$530 (1985)
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$30.00 8/9/01 #1623927621 pete-sigep
$36.50 8/23/01 #1628149586 pete-sigep
$40.00 8/23/01 #1628298399 jshank
$37.98 9/5/01 #1632706732 pete-sigep
$30.00 10/3/01 #1643166531 pete-sigep
$35.00 10/5/01 #1645420190 teoutlet
no bids (asked $35) 10/9/01 #1646940209 teoutlet
no bids (asked $35) 10/13/01 #1648612769 teoutlet
no bids (asked $35) 10/17/01 #1650276733 teoutlet
no bids (asked $35) 10/21/01 #1652006069 teoutlet
no bids (asked $35) 10/26/01 #1652464413 pete-sigep
$35.00 10/29/01 #1655287059 teoutlet
no bids (asked $30) 11/9/01 #1659185833 pete-sigep
$26.00 11/9/01 #1658431730 tapent
$40.04 11/15/01 #1661395845 deltafi
$22.50 1/23/03 #3108498639 wtsps (2 bids $10 start)
$22.50 1/23/03 #3108498639 wtsps (untested) (2 bids $10 start)
$53.96 1/28/03 #3109946082 j.a. (tested) (8 bids $10 start)
$39.16 8/26/04 #3834857991 albertasurplus (6 bids $0.99 start) (untested)
$9.99 5/9/05 #7512764826 testgearnation (1 bid) (checked, working)
$27.77 (+$11 ship) 7/20/07 #270144975524 aqua_bonita (4 bids $0.99 start) (fully functional)
$13.50 (+$12ship) 1/6/08 #280189273151 surplusauctions (3 bids #4.99 start) (untested)
$19.99 (+$18.74 ship,handling) 7/14/09 #370226435260 esssurplus (1 bid) ("removed from service-sold As Is")

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    Tektronix PS 501-1 Power Supply 0-20 V and +5 V @ 1A
    Tektronix PS supplies 0 to 20 V (floating) and adjustable current limiting to 400 mA, with constant current operation above the limit setting. The PS 501-1 features precision regulation and better than 2-mV resolution over its voltage range. A muliturn dial with mechanical digital readout provides accurate settings of the output voltage. A fixed +5V supply provides up to 1 A. To be installed in Tektronix TM 500 series mainframe.