Electromagnetic isolation chambers in the nature of testing enclosures for making electromagnetic measurements of electrical devices, radio frequency devices, and antennas; RF shielded hand manipulation apparatus, namely, protective conductive and shielded work gloves, for use in an electromagnetic isolation chamber, to permit direct manipulation of the devices under test; RF shielded viewing window sold as an integral component of an electromagnetic isolation chamber, to permit direct viewing and illumination of the device under test; Video inspection apparatus, namely, video and audio camera and digital recording devices, for use in an electromagnetic isolation chamber, to permit internal digital video recording and playback of the device under test; Electrical radio frequency and magnetic measuring and test instruments, namely, signal generators, signal monitors and meters; Radio transmitters, namely, AM and FM broadcast band transmitters [ ; Electronic do-it-yourself kits for making digital tachometers, infra-red digital control interfaces, and DTMF control interfaces comprising electronic components, printed circuit board, enclosure, and assembly instructions; Kits for making electronic components, namely, electronics kits for making light emitting diode displays, namely, blinking displays, illumination displays, stroboscopic displays, and indicator displays; Audio product kits, namely, audio amplifiers, voice recorders, and sound generators; Radio frequency product kits, namely, electronic kits for making pre-amplifiers, amplifiers, transmitters, receivers, generators, antennas, filters, and detectors; Electrical control product kits, namely, electronics kits comprising music light controllers, infrared controllers, extenders, and modulators, timer modules, voice-activated switches, touch-activated switches, motor speed controls, and logic interface controls and converters; Electrical spark and pulse product kits, namely, electronics kits comprising ion generators, plasma generators, and tickle stick shockers; Broadcast AM and FM transmitter and receiver product kits, namely, electronics kits comprising slug-tuned AM and FM transmitters, quartz synthesized AM and FM transmitters, and variable-tuned extended band FM receivers that cover 70-110MHz ]

[ Electronic do-it-yourself hobby craft kits comprising electronic components, printed circuit board, enclosure, and assembly instructions ]