533a Hickok Tube Tester- Reconditioned Parts Only

US $875.00

  • Saint Louis, Missouri, United States
  • Jul 30th
You are bidding on a Hickok 533A that has been reconditioned. The tester has 3 new socket savers. The bench top case is custom made with 3/4 inch hard wood( poplar) refinished. All of the sockets have been cleaned and are treated with a non-corrosive conductive grease. The calibration specs. are listed.  Specs.                                   Tester Plate Voltage 150 +/- 2         149.5 Signal Voltage 2.5 +/- 0.1      2.467 Bias Dial @ 100 40V +/- 2     39.6 Bias Dial @ 22 3V +/- 0.1      3.09 HI Screen Voltage 135 +/- 2   135.1 Low Screen Voltage 56 +/- 2   55.4 6L6 5000 @ 6.13 Volts          5075 Short Test Sensitivity   200,000 Ohms The tester is supplied w/ a complete manual listing all the latest settings, obsolete data and calibration instructions. Scherrer Instruments established 1942 and a Hickok Service Center. We ship pre paid via Fed X insured for full value paid.
Condition:
Seller refurbished: The item has been restored to working order by the eBay seller or a third party. This means the item was inspected, cleaned, and repaired to full working order and is in excellent condition. This item may or may not be in original packaging. See seller’s listing for full details. ...
Model 533A
MPN 533A
Modified Item Yes
Modification Description 83 tube replaced with a solid state rectifier. Fixed line adjust resistor replaced with a potentiometer (R 24)
Country/Region of Manufacture United States
Brand Hickok

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