544-P3: Difference between revisions
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* [[Media:GRwiki 544-B Megohm Bridge 458-I 1954.pdf|General Radio 544-B Megohm Bridge 458-I 1954]] | * [[Media:GRwiki 544-B Megohm Bridge 458-I 1954.pdf|General Radio 544-B Megohm Bridge 458-I 1954]] | ||
{{Catalog History}} | |||
* [[Media:GRwiki Catalog K1 OCR 1939.pdf|K1 (1939)]], p.90 | |||
* [[Media:GRwiki Catalog K2 OCR 1942.pdf|K2 (1942)]],p.85 | |||
* [[Media:GRwiki Catalog K3 OCR 1944.pdf|K3 (1944)]], p.83 | |||
* [[Media:GRwiki Gatalog K4 OCR 1945.pdf|K4 (1945)]], p.83 | |||
* [[Media:GRwiki Catalog L OCR 1948.pdf|L (1948)]], p.89 | |||
* [[Media:GRwiki Catalog M OCR 1951.pdf|M (1951)]], p.93 | |||
* [[Media:GRwiki Catalog N OCR 1954.pdf|N (1954)]], p.78 | |||
* [[Media:GRwiki Catalog O OCR 1956.pdf|O (1956)]], p.16 | |||
* [[Media:GRwiki Catalog P OCR 1959.pdf|P (1959)]], p.8 | |||
* [[Media:GRwiki Catalog Q OCR 1961.pdf|Q (1961)]], p.9 | |||
* [[Media:GRwiki Catalog R OCR 1963.pdf|R (1963]], p.47 | |||
}} | }} | ||
The '''General Radio 544-P3 AC Power Supply''' was introduced in 1939 Catalog K1 and remained available through Catalog R 1963. | The '''General Radio 544-P3 AC Power Supply''' was introduced in 1939 Catalog K1 and remained available through Catalog R 1963. | ||
Revision as of 18:49, 29 March 2024
The General Radio 544-P3 AC Power Supply was introduced in 1939 Catalog K1 and remained available through Catalog R 1963.
The Type 544-P3 in an AC Power Supply for the Type 544-B Megohm Bridge. Located in the unshielded upper section of the 544-B oak case, it supplies the test voltage and bridge operating voltages. Visible in the photos are the test voltage jumpers.
Specifications
- Output Voltage: 100 V or 500 V, jumper selectable
- Short Circuit Current: 12 mA
