{"product_id":"mini-signal-generator-fnirsi-sg-003a","title":"Mini signal generator FNIRSI SG-003A","description":"\u003cdiv style=\"font-size: 1.1em;\"\u003e\n\u003ch2\u003eFnirsi Mini Signal Generator SG-003A – a compact digital testing assistant\u003c\/h2\u003e\n\u003cdiv class=\"context-badges\"\u003e \u003cspan\u003eGood for field use\u003c\/span\u003e \u003cspan\u003eDigital display for easy reading\u003c\/span\u003e \u003cspan\u003eHandheld design for portability\u003c\/span\u003e\n\u003c\/div\u003e A compact device for easy signal generation, designed for home electrical measurements and quick testing of electronic components on the go or at the job site.\u003cul\u003e\n\u003cli\u003e Digital display for clear results\u003c\/li\u003e\n\u003cli\u003e Easy to use, suitable for beginners\u003c\/li\u003e\n\u003cli\u003e Small and portable design\u003c\/li\u003e\n\u003cli\u003e Rapid signal testing and diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003ch3\u003eMini signal generator FNIRSI SG-003A\u003c\/h3\u003e\u003cp\u003e The FNIRSI SG-003A is a compact signal generator that combines functionality with accuracy and speed. The device provides measurement accuracy ≤0.2% and instant results in just one second. With multi-function operation and an easy-to-read backlit display, the SG-003A allows for easy troubleshooting and testing in a variety of conditions, whether you are working with PLC systems, DCS or calibrating instruments. \u003c\/p\u003e\u003cp\u003e\u003cimg alt=\"Signal generator FNIRSI SG-003A trzymany w rące\" src=\"https:\/\/assets.innpro.pl\/17449\/23084\/5.jpg\"\u003e\u003c\/p\u003e\u003ch3\u003e Clear overview of all parameters\u003c\/h3\u003e\u003cp\u003e The generator is equipped with a 2.4-inch HD display with adjustable brightness, which offers a clear overview of the parameters even in difficult lighting conditions. The different operating modes are additionally color-coded with backlighting, which makes operation significantly easier. The semi-transparent buttons ensure ease of use and a modern look. \u003c\/p\u003e\u003cp\u003e\u003cimg alt=\"Signal generator FNIRSI SG-003A to which wires are connected\" src=\"https:\/\/assets.innpro.pl\/17449\/23084\/1.jpg\"\u003e\u003c\/p\u003e\u003ch3\u003e Pocket-sized, professional performance\u003c\/h3\u003e\u003cp\u003e Weighing just 165 grams and measuring 112 x 82 x 27 mm, the SG-003A fits easily into a pocket or tool bag. It is ideal for field engineers and technicians who need a reliable and mobile diagnostic tool at hand. \u003c\/p\u003e\u003cp\u003e\u003cimg alt=\"Signal generator FNIRSI SG-003A schowany w kieszeni spodni mężczynzy\" src=\"https:\/\/assets.innpro.pl\/17449\/23084\/3.jpg\"\u003e\u003c\/p\u003e\u003ch3\u003e The versatility you need\u003c\/h3\u003e\u003cp\u003e The FNIRSI SG-003A generator supports a wide range of signal types and operating modes – from testing input and output current and voltage values to simulating and programming speeds, adjusting actuator position and diagnosing inverters. It is a multi-tasking tool ready for any challenge. In addition, with the real-time curve view, you can monitor changes in input and output signals in real time. This facilitates analysis and ensures faster detection of potential anomalies. \u003c\/p\u003e\u003cp\u003e\u003cimg alt=\"Signal generator FNIRSI accurately displaying data\" src=\"https:\/\/assets.innpro.pl\/17449\/23084\/2.jpg\"\u003e\u003c\/p\u003e\u003ch3\u003e Military-grade durability and comfort\u003c\/h3\u003e\u003cp\u003e Designed for intensive use, it features drop protection technology, a USB-C charging port, silicone non-slip components, and an easy-to-read charge level indicator for maximum comfort during every use. All this is complemented by a standby mode that provides up to 24 hours of operation. \u003c\/p\u003e\u003cp\u003e\u003cimg alt=\"Signal generator FNIRSI SG-003A with blue colors\" src=\"https:\/\/assets.innpro.pl\/17449\/23084\/4.jpg\"\u003e\u003c\/p\u003e\u003ch3\u003e Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e mini signal generator\u003c\/li\u003e\n\u003cli\u003e crocodile clips x4\u003c\/li\u003e\n\u003cli\u003e USB charging cable\u003c\/li\u003e\n\u003cli\u003e Type-C cable\u003c\/li\u003e\n\u003cli\u003e user manual\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"table-wrapper\"\u003e\n\u003cp\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e Manufacturer\u003c\/th\u003e\n\u003ctd\u003e FNIRSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Model\u003c\/th\u003e\n\u003ctd\u003e SG-003A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Dimensions\u003c\/th\u003e\n\u003ctd\u003e 82 x 27 x 112 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Weight\u003c\/th\u003e\n\u003ctd\u003e 165g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Color\u003c\/th\u003e\n\u003ctd\u003e Blue, black\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Screen\u003c\/th\u003e\n\u003ctd\u003e LCD display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Screen size\u003c\/th\u003e\n\u003ctd\u003e 2.4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Interface\u003c\/th\u003e\n\u003ctd\u003e Type-C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Entry\u003c\/th\u003e\n\u003ctd\u003e 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Battery capacity\u003c\/th\u003e\n\u003ctd\u003e 3000mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e Standby time\u003c\/th\u003e\n\u003ctd\u003e 24 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cbr\u003e Warranty: 24 months\u003cbr\u003e\u003cbr\u003e The text is machine translated.\u003c\/p\u003e\u003cbr\u003e\r\n\u003cbr\u003e\u003cbr\u003e\u003ch2\u003eSame summary\u003c\/h2\u003e\u003cp\u003e The FNIRSI SG-003A mini signal generator is, due to its digital and handheld design, suitable primarily for basic electrical tests, quick component checks and hobby or home use. Its portability allows for easy use in various locations, whether for beginners or for users who need a simple, compact tool for basic diagnostics. Due to its smaller size and simpler set of functions, the device is not intended for demanding laboratory or professional tasks where more advanced options or a larger measurement range are required. However, it remains a practical companion for basic measurements in the workshop, home environment or work challenges in the field.\u003c\/p\u003e\u003cp\u003e \u003cem\u003eRecommendation source: Enaa guides and team experiences.\u003c\/em\u003e\u003c\/p\u003e\u003ch2\u003e User view\u003c\/h2\u003e\u003cp\u003e The generator is most often used by those who encounter basic electrical measurements and need a reliable tool for work outside the workshop or laboratory—for example, when troubleshooting circuits at home, in the garage, or during repairs to cars and various electronic devices. The digital display and handheld design make it especially suitable for users who value quick readings and portability.\u003c\/p\u003e\u003cp\u003e Many people choose these types of signal generators also because of their experience with the \u003ca href=\"https:\/\/www.enaa.com\/znamka\/fnirsi\"\u003eFnirsi\u003c\/a\u003e brand, which is known for its clear user experience and practical solutions for everyday tasks.\u003c\/p\u003e\u003ch2\u003e Why buy at Enaa\u003c\/h2\u003e\u003cp\u003e At ENAA, you can choose from proven models in the Multimeters category, and when purchasing, you always have a clear presentation of technical data to make your decision easier. In addition, we regularly add expert advice to help you find the most useful and appropriate product for home or field use.\u003c\/p\u003e\u003ch2\u003e Answers to frequently asked questions\u003c\/h2\u003e\u003ch3\u003e What tasks are best suited for using the FNIRSI SG-003A mini signal generator?\u003c\/h3\u003e\u003cp\u003e The device is most useful for basic electrical testing, simple component diagnostics, and home electronic circuit repairs where portability and reading speed are important.\u003c\/p\u003e\u003ch3\u003e Is it also suitable for advanced laboratory measurements?\u003c\/h3\u003e\u003cp\u003e Due to its limited measurement range and simpler functions, this model is not the best choice for demanding laboratory environments or more advanced signal analysis.\u003c\/p\u003e\u003ch3\u003e What knowledge do I need to use this signal generator safely?\u003c\/h3\u003e\u003cp\u003e For basic use, a basic understanding of electricity and knowledge of safety rules when working with electronic devices is sufficient.\u003c\/p\u003e\u003ch3\u003e What is the advantage of digital and manual execution in practice?\u003c\/h3\u003e\u003cp\u003e The digital version allows for more accurate and faster readings, while the compact handheld design is useful for field work, as you can take it with you anywhere.\u003c\/p\u003e\u003ch3\u003e Why is Fnirsi considered a trusted choice in multimeters and signal generators?\u003c\/h3\u003e\u003cp\u003e The Fnirsi brand is recognizable among users primarily for its practicality and the design of products that meet the actual needs of tube players and home electronics enthusiasts.\u003c\/p\u003e\u003cscript type=\"application\/ld+json\"\u003e\u003cbr \/\u003e\n{\u003cbr \/\u003e\n  \"@context\": \"https:\/\/schema.org\",\u003cbr \/\u003e\n  \"@type\": \"FAQPage\",\u003cbr \/\u003e\n  \"mainEntity\": [\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Katera opravila so najprimernejša za uporabo mini generatorja signalov FNIRSI SG-003A?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Naprava je najbolj uporabna za osnovne električne preizkuse, enostavno diagnostiko komponent in popravila domačih elektronskih vezij, kjer sta pomembni prenosljivost in hitrost odčitavanja.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Ali je primeren tudi za napredne laboratorijske meritve?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Zaradi omejenega merilnega območja in preprostejših funkcij ta model ni najboljša izbira za zahtevna laboratorijska okolja ali naprednejšo analizo signalov.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Kakšno znanje potrebujem za varno uporabo tega generatorja signalov?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Za osnovno uporabo zadostuje osnovno razumevanje elektrike in poznavanje varnostnih pravil pri delu z elektronskimi napravami.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Kaj je prednost digitalne in ročne izvedbe v praksi?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Digitalna izvedba omogoča bolj natančno in hitro odčitavanje, kompaktna ročna konstrukcija pa je uporabna pri delu na terenu, saj jo lahko vzamete s seboj kamorkoli.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    },\u003cbr \/\u003e\n    {\u003cbr \/\u003e\n      \"@type\": \"Question\",\u003cbr \/\u003e\n      \"name\": \"Zakaj Fnirsi velja za zaupanja vredno izbiro pri multimetrih in generatorjih signalov?\",\u003cbr \/\u003e\n      \"acceptedAnswer\": {\u003cbr \/\u003e\n        \"@type\": \"Answer\",\u003cbr \/\u003e\n        \"text\": \"Znamka Fnirsi je prepoznavna med uporabniki predvsem po svoji praktičnosti ter izvedbi izdelkov, ki sledijo dejanskim potrebam elektronk in ljubiteljev domače elektronike.\"\u003cbr \/\u003e\n      }\u003cbr \/\u003e\n    }\u003cbr \/\u003e\n  ]\u003cbr \/\u003e\n}\u003cbr \/\u003e\n\u003c\/script\u003e\u003cp style=\"font-size: 0.9em; color: #666;\"\u003eDescription updated: May 2026\u003c\/p\u003e","brand":"Fnirsi","offers":[{"title":"Default Title","offer_id":59117970260299,"sku":null,"price":65.61,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0756\/3457\/3643\/files\/fnirsi_sg_003a_mini_signal_generator_20253910.webp?v=1793720085","url":"https:\/\/enaa.eu\/products\/mini-signal-generator-fnirsi-sg-003a","provider":"Enaa","version":"1.0","type":"link"}