Vintage - JOHN FLUKE 412A +/- 500V TO 2KVDC VAR. DC SUPPLY - For Parts [ID:0248] For Sale
![Vintage - JOHN FLUKE 412A +/- 500V TO 2KVDC VAR. DC SUPPLY - For Parts [ID:0248]](img-large/g/DGsAAOSwsW9Y0~A~/s-l1600/Vintage-JOHN-FLUKE-412A-500V-TO-2KVDC-VAR-DC-SUPPL.jpg "Vintage - JOHN FLUKE 412A +/- 500V TO 2KVDC VAR. DC SUPPLY - For Parts [ID:0248]")
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Vintage - JOHN FLUKE 412A +/- 500V TO 2KVDC VAR. DC SUPPLY - For Parts [ID:0248]:
$25.00
Vintage - JOHN FLUKE 412A +/- 500V TO 2KV DC VARIABLE DC SUPPLY - For Parts[ID:0248]Vintage - JOHN FLUKE 412A +/- 500V TO 2KV DC VARIABLE DC SUPPLY [ID:0248]Originally listed Start offer: $50 - Current Start offer: $25.MFG: JOHN FLUKE, USA
MODEL: 412A
S/N: 1152
DOCUMENTATION: -NONE-OUTPUT: +/- 500V - 2KV DC
INPUT: 115VACThis power supply is used and is being sold as is for parts but is working
with instabilities and is out of calibration. . .
. . . needs a new Analog Panel Meter and some work to bring
. . . into calibration (see data below). Inside looks clean.
. . . some tubes may be weak. Some components affectable by age
. . . may need replacing.Using a John Fluke 8060A Multimeter and an 80K-40 1000:1 Probe:Output voltage agrees well with dial settings but the Analog Meter
movement is sticky and inaccurate. The following list is a quick
check of the output.The format is [ DIAL SETTING (VOLTS), FLUKE READING (VOLTS) ]:. . . SWEEPING X100 DIAL[500, 505.6] [600, 606.4] [700, 707.2] [800, 808.0] [900, 909.1]
[1000, 1.0099] [1100, 1110.7] [1200, 1211.2] [1300, 1311.7] [1400, 1411.8]
[1500, 1512.0] [1600, 1611.9] [1700, 1711.1] [1800, 1810.6] [1900, 1910.1]. . . SWEEPING X10 DIAL[510, 522.0] [520, 532.4] [530, 542.8] [540, 553.2] [550, 563.5]
[560, 573.9] [570, 584.3] [580, 594.6] [590, 605.4] [600, 615.8]
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