MULTI FUNCTIONS:Noise source can generate noise, can be used as spectrum tracking source and interference sourceGENERATE WHITE NOISE:Using a voltage regulator tube, white noise is generated in the breakdown state, and then amplified. Just replace the tracking source directlyTRACE GENERATORS AND SOURCES:Noise source can be used for trace generators, block sources, and noise sources, versatileDC12V POWER SUPPLY:DC12V 0.3A1A power supply, adapter input is US AC100240V, come with SMA output interface, more versatileSTABLE AND DURABLE:0.0013000mhz simple spectrum tracking source has stable structure, performance and long service lifeItem Type:Noise SourcePower Supply:DC12V/0.3A-1AOutput Interface:SMAVoltage:AC100-240VPlug Type:US Plug, it applies to Canada, , Mexico, Thailand, Taiwan, the , the Philippines and so on.Colour:BlackMaterial:plasticPackage Contents:1 * Noise Source1 * Power AdapterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.