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1390-B: Difference between revisions
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|series= | |series= | ||
|introduced=1961 | |introduced=1961 | ||
|discontinued= | |discontinued=1978+ | ||
|designers= | |designers= | ||
|manuals= | |manuals= | ||
* [[Media:GR 1390-B Random Noise Generator 11_1965.pdf|General Radio 1390-B Random Noise Generator Manual 1390-0100-K (1965)]] | * [[Media:GR 1390-B Random Noise Generator 11_1965.pdf|General Radio 1390-B Random Noise Generator Manual 1390-0100-K (1965)]] | ||
}} | }} | ||
The '''General Radio 1390-B''' is a random noise generator | The '''General Radio 1390-B''' is a random noise generator introduced in 1961. | ||
It first appears in [[Media:GRwiki Catalog Q OCR 1961.pdf|Catalog Q]] and remained available through Catalog78. | It first appears in [[Media:GRwiki Catalog Q OCR 1961.pdf|Catalog Q]] and remained available through Catalog78. | ||
The Type 1390-B provides random noise on three ranges from 20 kHz to 5 MHz. | The Type 1390-B provides random noise on three ranges from 20 kHz to 5 MHz. | ||