Tektronix 1S1 Wide-Band Sampling Unit (1969)

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Tek Catalog CostLow BidHigh Bidaverage
$1275 (1969)
$1400 (1973 Ltd Dmd)
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$25.00 2/11/02 #1700849690 jds8
$31.99 12/15/02 #1924682976 rule.woman
$13.25 1/6/03 #3104035630 spidermanz (bad sig in connector-untested) (2 bids - $9.99 start)
$42.11 7/17/04 #3827105988 hamradiohobby (9 bids $10 start) (untested)
$76.00 2/19/06 #7590971261 mvannelli (6 bids $0.99 start) (untested)
$75.00 (+$15 ship) 6/2/08 #160244675309 boyeletron (1 bid) (untested)

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    WIDE BAND SAMPLING UNIT
    It has a risetime of 350 picoseconds with an equivalent bandwidth of 1 GHz
    REQUIRES TEK 530, 540, 550 OR 580 SERIES SCOPES.
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    Tektronix Type 1S1 Sampling Unit. The 1S1 is a DC-1GHz Sampling Unit that is designed to be used with any 530, 540, 550, or 580 (580 series scope must have type 81 adapter) series of oscilloscope mainframes. This is hybrid unit (uses 2 Amperex 8416 PQ Premium Quality tubes and a single Nuvistor type 8056) that uses tubes and transistors.
    Is also has 5 tunnel diodes (TD252, TD252, TD3A, TD253, TD253B).