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1311-A: Difference between revisions
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The '''General Radio 1311-A Audio Oscillator''' is a transistorized Wien-bridge audio oscillator with transformer output. | {{GR Product | ||
|model=1311-A | |||
|class=oscillators | |||
|summary=audio oscillator | |||
|image=GR 1311-A Front.jpg | |||
|caption=General Radio 1311-A Audio Oscillator | |||
|series= | |||
|introduced=1963 | |||
|discontinued=1978+ | |||
|designers= | |||
|manuals= | |||
* [[Media:1311-A Audio Oscillator Manual.pdf|General Radio 1311-A Audio Oscillator Manual 1311-0100-C 1965]] | |||
}} | |||
The '''General Radio 1311-A Audio Oscillator''' was introduced in 1963 Catalog U and remained available through Catalog 1978. | |||
The General Radio 1311-A Audio Oscillator is a transistorized Wien-bridge audio oscillator with transformer output. | |||
==Specifications== | ==Specifications== | ||
* 11 fixed frequencies – 50, 60, 100, 120, 200, 400, 500, 1000, 2000, 5000, 10,000 Hz selected by rotary switch. A vernier provides a ±2% adjustment about nominal. | |||
* Power: 1 W into matched load. (Taps provide at least 0.5 W output into any resistive load between 80 mΩ and 8 kΩ). | * '''Frequency Range:''' 11 fixed frequencies – 50, 60, 100, 120, 200, 400, 500, 1000, 2000, 5000, 10,000 Hz selected by rotary switch. A vernier provides a ±2% adjustment about nominal. | ||
* Voltage: Continuously adjustable from 0 to 1, 3, 10, 30, or 100 V, open circuit. | * '''Power Output:''' 1 W into matched load. (Taps provide at least 0.5 W output into any resistive load between 80 mΩ and 8 kΩ). | ||
* Current: Continuously adjustable from 0 to 40, 130, 400, 1300, 4000 mA, short circuit (approx). | * '''Output Voltage:''' Continuously adjustable from 0 to 1, 3, 10, 30, or 100 V, open circuit. | ||
* '''Output Current:''' Continuously adjustable from 0 to 40, 130, 400, 1300, 4000 mA, short circuit (approx). | |||
==Links== | ==Links== | ||
* [[Media:1311 | |||
* [ | * [[Media:GR Exp 1311 08_1962.pdf|Experimenter describing Type 1311-A August 1962]] | ||
* [[Media:Electronics-1963-02-01 Ref GR 1311-A.pdf| R.G.Fulks, ''Novel feedback loop stabilizes audio oscillator''; Electronics Vol.36 No.5, 1 Feb 1963. | |||
]] | |||
==Photos== | ==Photos== | ||
<gallery> | <gallery> | ||
GR 1311-A Front.jpg | |||
GR 1311-A Left.jpg | |||
GR 1311-A Right.jpg | |||
GR 1311-A Rear.jpg | |||
GR 1311-A Rear Inside.jpg | |||
GR 1311-A Bottom.jpg | |||
GR 1311-A Top.jpg | |||
</gallery> | </gallery> | ||
[[Category:Oscillators]] | [[Category:Oscillators]] | ||
[[Category:Introduced in 1963]] | [[Category:Introduced in 1963]] | ||