1261-A: Difference between revisions
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{{GR Product | |||
|model=1261-A | |||
|class= | |||
|summary=power supply | |||
|image=GR 1261-A Close-up.jpg | |||
|caption=General Radio 1261-A Power Supply | |||
|series= | |||
|introduced=1948 | |||
|discontinued=1961 | |||
|designers= | |||
|manuals= | |||
* '''Manual Needed''' | |||
{{Catalog History}} | |||
}} | |||
The '''General Radio ''' was introduced in {{Catalog L}} and remained available through {{Catalog Q}}. | |||
The Type 1261-A power supply is designed to replace the battery in certain portable instruments. It provides | |||
plate voltage of 80 to 100 volts and filament voltage of 1.5 volts. A pair of "D" battery cells are used to help stabilize and filter the filament supply. The 1261-A is compatible with Types [[720-A]], [[1231-A]], [[1231-B]] and [[1550-A]]. The Type [[759-P50]] is similar to Type 1261-A. | |||
==Specifications== | ==Specifications== | ||
* '''Output Plate''' 80 to 100 V | |||
* '''Output Filament''' 1.5 V stabilized | |||
==Links== | ==Links== | ||
* [[Media:GR Exp 1261-A 03_1946.pdf|Experimenter describing Type 1261-A March 1946]] | |||
* [[Media:GR Exp 759-P50 01_1942.pdf|Experimenter describing Type 759-P50 January 1942]] | |||
==Photos== | ==Photos== | ||
<gallery> | <gallery> | ||
GR 1261-A Side B.jpg | |||
GR 1261-A Side A.jpg | |||
GR 1261-A Top.jpg | |||
GR 1261-A Bottom.jpg | |||
GR 1261-A Cover Inside.jpg | |||
GR 1261-A Cover Label.jpg | |||
GR 1261-A Cover Removed.jpg | |||
</gallery> | </gallery> | ||
[[Category:Power Supplies]] | [[Category:Power Supplies]] | ||
Revision as of 08:55, 17 April 2024
The General Radio was introduced in Catalog L (1948) and remained available through Catalog Q (1961).
The Type 1261-A power supply is designed to replace the battery in certain portable instruments. It provides plate voltage of 80 to 100 volts and filament voltage of 1.5 volts. A pair of "D" battery cells are used to help stabilize and filter the filament supply. The 1261-A is compatible with Types 720-A, 1231-A, 1231-B and 1550-A. The Type 759-P50 is similar to Type 1261-A.
Specifications
- Output Plate 80 to 100 V
- Output Filament 1.5 V stabilized
