Download goldstar service and user manuals for free. I have a problem with a lg os 5020c oscilloscope, its the same as lg os 5020 but with component tester. Generate 220v ac from 12v 64 amps car alternator via solar panel excitation 21 volts duration. I scored a goldstar os904 rd on ebay, that came with a manual in. It covers the os9020a, os902rb, os9040d, and os904rd. The os7020a from goldstar, part of the os, is a benchtop oscilloscope with a maximum bandwidth of 20 mhz. Repair help on lg os 5020c oscilloscope electronics forums. English operation manual for os9020a, os902rb, os9040d, and os904rd. Part1 introduction to a tenma 723055 20 mhz dual trace oscilloscope with explanation and demonstration of its capabilities and a calibration check of its timebase. Os9000 series english operation manual for os9020a, os902rb, os9040d, and os904rd. This serivce manual describes the most typical product of this model.
O s c i l l o s c o p e analog oscilloscope service manual 99 washington street melrose, ma 02176 phone 7816651400 toll free 18005178431 visit us at. Goldstar os 3020 digital oscilloscope schematics part 1. You can find some block diagram on page 56 in the manual. Hi, cant seem to find the service manual but here is a link to a user manual that contains schematics. Lg os5020g oscilloscope service manual amplifier transistor. To open downloaded files you need acrobat reader or similar pdf reader program. Operating manual for goldstar oscilloscope os7020a. Owners manual and schematic available for os9020a os902rd os9040d os904rd in. O s c analog oscilloscope service manual l s c o p e. Choosing a backup generator plus 3 legal house connection options transfer switch and more duration. O s c analog oscilloscope service manual l o s c o p e. Service manuals, schematics, eproms for electrical technicians. Goldstar precision oscilloscope os9020a 20mhz 2 ch analog.
Os7020a user manual os7020a oscilloscope from goldstar. This is a really nice basic scope, and would make a good candidate for someones first. Os9020a user manual os9020a oscilloscope from goldstar. Yeouido, south korea oscilloscopes, digital oscilloscopes, tektronix oscilloscopes, cathode ray ocilloscopes, pc oscilloscopes service manuals and repair information schematics 4 free.
This is a really nice basic scope, and would make a good candidate for someones first oscilloscope. The oscilloscope features 2 analog channels, 0 digital channels and runs on a embedded operating system. Goldstar service and user manuals free download search engine. Tenma 723055 20mhz dual trace oscilloscope intro and. Goldstar os9020p sm service manual download, schematics.
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