JK System AB is a provider of products and services such as radio modems,voice modems,walkie-talkie radio equipment,broadband wireless access systems (bwa),radio transmitter-receivers, avalanche victim search,radio frequency (rf) identification tagging systems,asset tracking systems, radio frequency (rf),radio links, terminals and systems,diplexers and triplexers, transmitting,alarm transmitters, receivers, synoptic,radio communication systems for mines,radio selective calling equipment,radio telemetry systems,radio-telephones, marine,radio repeaters,radio equipment, survival,radio anti-jamming equipment,satellite receivers, global positioning (gps),wave pre-setting units for radio transmitters and receivers,radio paging equipment, pagers, one-way,radio paging equipment, pagers, two-way,cellular radio network systems,digital radio relay systems,amplifiers, indoor cellular radio network,radio link systems, point to point, laser-optical,transceivers, aircraft,transceivers, airport,radio transmitter-receivers, am,radio transmitter-receivers, fm,radio transmitter-receivers, uhf,radio transmitter-receivers, vhf,radio transmitter-receivers, stationary,radio transmitter-receivers, mobile,radio transmitter-receivers, marine,radio transmitter-receivers, aeronautical,radio transmitter-receivers, motor vehicle,radio transmitter-receivers, single side-band (ssb),speech scramblers and telephone privacy equipment,transceivers,radio beacons,broadcasting studio installations, complete,radio commentary equipment, mobile,broadcast vans, outside sound,exciters, digital mondiale radio (drm),patch panels, digital mondiale radio (drm),output stages for fm radio transmitters,radio receivers, facsimile (fax),radio receivers, frequency shift keying (fsk),radio receivers, single side-band (ssb) and independent side-band (isb),radio receivers, vehicle,radio receivers, diversity,radio transmitting and receiving equipment, personal, intrinsically safe,signal generators,wobbulators,vibration generators, electrical,time-code generators and readers,time marker generators, electronic,function generators for electro-acoustics,generators, noise,radar and television signal generators,impedance transformers,vibration pick-ups,vibrometers and vibrographs,vibration meters and analysers, electronic,tuning forks, electrical,active sound/vibration control systems for aircraft,white noise generating and test equipment,testing and measuring equipment for radio, high fidelity (hi-fi) and television systems,derived circuit multipliers,attenuators, pad type,ultraviolet (uv) meters,intermodulation meters,delay lines for acoustic surface waves,impulse compression systems,mains filters for electronic equipment,phase comparators, electronic, oscilloscopic,filters, quartz crystal and piezoelectric ceramic,filters, acoustic surface wave,surface acoustic wave pulse compression units,suppressor filters, electric interference,comparators, interference,analysers, zeta potential,sound analysers,noise dosemeters,reverberation time meters,decibel meters,sound level measuring equipment (phonometers),harmonic generators and analysers, electronic,psophometers,distortion factor meters,flickermeters,sound pressure measuring equipment,nepermeters,cut-off counters, electro-acoustics.