Category:Spark-gap transmitter circuits
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Circuit diagrams of spark-gap transmitters. Also called damped wave transmitters, these are an obsolete type of radio transmitter used during the late 1800s and early 1900s which generated radio waves with an electric spark.
Media in category "Spark-gap transmitter circuits"
The following 49 files are in this category, out of 49 total.
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1896 Marconi patent.gif 582 × 383; 18 KB
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Brockhaus-Efron Oscillation 1.jpg 465 × 336; 22 KB
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Brockhaus-Efron Oscillation 3.jpg 561 × 309; 28 KB
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EB1911 Telegraph - Marconi transmitter and receiver.jpg 843 × 414; 56 KB
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Emetteur radiotelegraphique ondes amorties 1916.jpg 2,135 × 1,180; 354 KB
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Emetteur à étincelles.svg 331 × 188; 107 KB
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Exemple onde amortie.JPG 614 × 277; 28 KB
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Figure 1 From February 1916 QST Page 22.png 564 × 377; 18 KB
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File-TX B ondes amorties 2.jpg 1,237 × 1,226; 307 KB
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Hertz m.png 2,012 × 1,252; 66 KB
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Hertz schematic0.PNG 425 × 275; 5 KB
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Hertz spark radio transmitter 1887.png 926 × 645; 59 KB
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Hertz transmitter and receiver - English.svg 929 × 665; 29 KB
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Hertz Transmitter Receiver.svg 990 × 765; 35 KB
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Inductively coupled spark gap transmitter circuit.svg 836 × 362; 49 KB
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Marconi capacity area transmitter 1896.png 676 × 581; 38 KB
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Marconi first monopole transmitter 1896.png 540 × 798; 42 KB
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Marconi spark gap transmitter 1896.svg 507 × 382; 29 KB
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Marconi's early transmitter 1894.png 1,257 × 1,269; 13 KB
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Modern Spark Gap Transmitter.jpg 4,624 × 2,600; 3.3 MB
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NSRW Telegraphy, Wireless - transmitter.jpg 702 × 1,084; 81 KB
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Pictorial diagram of spark radio transmitter 1922.jpg 429 × 358; 46 KB
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PSM V63 D119 Marconi braun antenna inductor.png 503 × 679; 16 KB
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PSM V63 D121 Seibt apparatus of stationary waves.png 572 × 657; 26 KB
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PSM V63 D121 Seibt harmonic oscillator.png 588 × 721; 26 KB
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PSM V63 D122 Non radiative closed loop aerial.png 284 × 624; 10 KB
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PSM V63 D122 Slaby loop radiator.png 385 × 657; 13 KB
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PSM V63 D125 Slaby loop antenna.png 541 × 641; 15 KB
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Sp xmtr.png 1,248 × 889; 5 KB
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Spark gap transmitter diagram (alt).png 7,000 × 7,000; 152 KB
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Spark gap transmitter diagram.png 967 × 955; 51 KB
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Spark gap transmitter-Marconi patent 763772 fig 1.png 546 × 834; 7 KB
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Spark-gap transmitter current waveforms - quenched gap.png 863 × 565; 35 KB
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Spark-gap transmitter current waveforms.png 841 × 565; 37 KB
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Sparktrans.png 286 × 195; 2 KB
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Sparktrans2 vers UK vectorised.svg 331 × 188; 107 KB
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Sparktrans2.png 310 × 164; 3 KB
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Telg.jpg 1,664 × 1,044; 131 KB
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TX 1kW 1927.jpg 1,329 × 962; 390 KB
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TX B ondes amorties 1.jpg 1,295 × 1,240; 524 KB
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TX onde amortie.JPG 1,158 × 599; 93 KB
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TX Ruhmkorff 1.jpg 1,280 × 1,274; 404 KB
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Émetteur à bobine de Ruhmkorff.JPG 772 × 1,179; 66 KB