Equipment with radiation source for aiding the destruction of harmful microorganisms, particularly for facilitating the preserving of foodstuffs, said equipment with radiation source comprising two plasma emitters (11, 12) and two operational units, the operational units are connected to a power source; wherein each of said plasma emitters (11, 12) comprises a quartz glass shell ( 11 a, 12a) enclosing a vacuum internal space (11 b, 12b) and containing a noble gas charge; each of said plasma emitter (11, 12) further comprises two external electrical connectors (11c, 11d, 12c, 12d) cooperating with said noble gas charge of said internal space (11b, 12b); wherein each of said plasma emitters (11, 12) is adapted for emitting electromagnetic radiation in a frequency range 10 kHz - 1 MHz; wherein each of said operational unit comprises a signal shape forming sub-assembly, a base signal provider sub-assembly, an additional signal input sub-assembly, a filtering-amplification sub-assembly and a wave signal generator sub-assembly; wherein said signal shape forming sub-assembly is connected to said base signal provider sub-assembly by a base signal input connector, to said additional signal input sub-assembly by an adjusting input connector, to said filtering-amplification sub-assembly by an output connector and to said wave signal generator sub-assembly by a feedback regulation input connector; wherein said signal shape forming sub-assembly is in a signal transmission connection with said wave signal generator sub-assembly via said filtering-amplification sub-assembly; wherein each of said wave signal generator sub-assembly has a first output connector and a second output connector, each output connector (25a, 25b) connected to one of the respective electrical connectors (11c, 12c, 11d, 12d) of said plasma emitter (11, 12); each of said wave signal generator sub-assembly further comprises a regulation signal output connector connected to a feedback regulation input connector of said signal shape forming sub-assembly; wherein the frequencies of said two signal shape forming sub-assemblies operating the individual plasma emitters (11, 12) are configured to be harmonised with each other using said additional signal input sub-assemblies. wherein each of said plasma emitters (11, 12) comprises a quartz glass shell ( 11 a, 12a) enclosing a vacuum internal space (11 b, 12b) and containing a noble gas charge; each of said plasma emitter (11, 12) further comprises two external electrical connectors (11c, 11d, 12c, 12d) cooperating with said noble gas charge of said internal space (11b, 12b); wherein each of said plasma emitters (11, 12) is adapted for emitting electromagnetic radiation in a frequency range 10 kHz - 1 MHz; wherein each of said operational unit comprises a signal shape forming sub-assembly, a base signal provider sub-assembly, an additional signal input sub-assembly, a filtering-amplification sub-assembly and a wave signal generator sub-assembly; wherein said signal shape forming sub-assembly is connected to said base signal provider sub-assembly by a base signal input connector, to said additional signal input sub-assembly by an adjusting input connector, to said filtering-amplification sub-assembly by an output connector and to said wave signal generator sub-assembly by a feedback regulation input connector; wherein said signal shape forming sub-assembly is in a signal transmission connection with said wave signal generator sub-assembly via said filtering-amplification sub-assembly; wherein each of said wave signal generator sub-assembly has a first output connector and a second output connector, each output connector (25a, 25b) connected to one of the respective electrical connectors (11c, 12c, 11d, 12d) of said plasma emitter (11, 12); each of said wave signal generator sub-assembly further comprises a regulation signal output connector connected to a feedback regulation input connector of said signal shape forming sub-assembly; wherein the frequencies of said two signal shape forming sub-assemblies operating the individual plasma emitters (11, 12) are configured to be harmonised with each other using said additional signal input sub-assemblies.