{"title":"Signal Generators \u0026 Electronic Testers","description":"\u003cp\u003eSignal generators and electronic testers for electronics labs, inspection benches, audio testing and motion or speed measurement. This collection includes DDS function generators, arbitrary waveform generators, tachometers, LED stroboscopes and audio distortion meters.\u003c\/p\u003e\u003cp\u003eReview each product page for frequency range, channel count, sampling rate, RPM range, display, interface, voltage and included probes or accessories before selecting a tester.\u003c\/p\u003e","products":[{"product_id":"owon-ag1022-dds-arbitrary-waveform-generator-2-channel-function-signal-generator-25mhz-125msa-s","title":"OWON AG1022 25MHz DDS Arbitrary Waveform Generator, 2-Channel 125MS\/s","description":"\u003csection\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe OWON AG1022 is a 2-channel DDS arbitrary waveform generator for electronics testing, signal simulation, circuit debugging, and bench signal output. The front panel is marked AG1022, 25MHz, 125MSa\/s, with CH1 and CH2 BNC outputs for dual-channel function generator work.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eVerified Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eModel\u003c\/th\u003e\n\u003ctd\u003eOWON AG1022\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eInstrument type\u003c\/th\u003e\n\u003ctd\u003eDDS arbitrary waveform generator \/ function signal generator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eChannels\u003c\/th\u003e\n\u003ctd\u003e2 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFrequency output\u003c\/th\u003e\n\u003ctd\u003e25MHz for AG1022\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSample rate\u003c\/th\u003e\n\u003ctd\u003e125MS\/s \/ 125MSa\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eVertical resolution\u003c\/th\u003e\n\u003ctd\u003e14 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eStandard waveforms\u003c\/th\u003e\n\u003ctd\u003eSine, square, pulse, ramp, and noise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eArbitrary waveforms\u003c\/th\u003e\n\u003ctd\u003e45 built-in arbitrary waveforms plus user-defined waveform support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eArbitrary waveform length\u003c\/th\u003e\n\u003ctd\u003e2 pts to 8K pts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eOutput impedance marking\u003c\/th\u003e\n\u003ctd\u003e50 ohm front-panel output marking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eDisplay\u003c\/th\u003e\n\u003ctd\u003e4-inch 480 x 320 LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eRear-panel interfaces\u003c\/th\u003e\n\u003ctd\u003eUSB Device, USB Host, RS-232, 20MHz In, 20MHz Out\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePower marking\u003c\/th\u003e\n\u003ctd\u003eAC 100-240V, 50\/60Hz, 25W Max; rear AC selector marked 110V-220V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSKU\u003c\/th\u003e\n\u003ctd\u003eFMF-AG1022-60793\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eBench Use Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse CH1 and CH2 for dual-channel waveform output, with front-panel controls for channel selection, waveform mode, amplitude, offset, frequency, and period settings.\u003c\/li\u003e\n\u003cli\u003eThe unit supports common function-generator waveforms plus arbitrary waveform output for more flexible electronics test setups.\u003c\/li\u003e\n\u003cli\u003eUSB Device \/ USB Host and the visible RS-232 rear port give the instrument practical bench connectivity options.\u003c\/li\u003e\n\u003cli\u003eBefore powering the instrument, check the rear AC selector and local power input requirement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eIncluded Items Shown\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOWON AG1022 waveform generator\u003c\/li\u003e\n\u003cli\u003ePower cord\u003c\/li\u003e\n\u003cli\u003eUSB cable\u003c\/li\u003e\n\u003cli\u003eBNC cable\u003c\/li\u003e\n\u003cli\u003eQuick guide and software CD shown in the product image\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhat is the maximum frequency output for the AG1022?\u003c\/h3\u003e\n\u003cp\u003eThe AG1022 specification lists 25MHz frequency output.\u003c\/p\u003e\n\u003ch3\u003eIs this a single-channel or dual-channel generator?\u003c\/h3\u003e\n\u003cp\u003eIt is a 2-channel waveform generator with CH1 and CH2 outputs on the front panel.\u003c\/p\u003e\n\u003ch3\u003eWhat sample rate is listed for this model?\u003c\/h3\u003e\n\u003cp\u003eThe AG1022 is listed with a 125MS\/s sample rate, and the front panel is marked 125MSa\/s.\u003c\/p\u003e\n\u003ch3\u003eWhich interfaces are visible on the rear panel?\u003c\/h3\u003e\n\u003cp\u003eThe rear panel shows USB Device, USB Host, RS-232, 20MHz In, and 20MHz Out connections.\u003c\/p\u003e\n\u003ch3\u003eWhat should I verify before ordering?\u003c\/h3\u003e\n\u003cp\u003eConfirm that the 25MHz frequency range, 2-channel output, 50 ohm output setup, rear interface layout, and local AC power setting match your test bench requirements.\u003c\/p\u003e\n\u003c\/section\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":43370940465241,"sku":"FMF-AG1022-60793","price":442.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/d648ccbe-9463-4660-abfd-1d357653e4d6.png?v=1780719576"},{"product_id":"tdm-1911-automatic-audio-distortion-meter-0-01-30-thd-analyzer-high-precision-signal-tester-for-speaker-headphone","title":"TDM-1911 Audio Distortion Meter 0.01%-30% THD Analyzer 110V 220V","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe TDM-1911 is an audio distortion meter and THD analyzer for audio signal testing. The listing supports 0.01%-30% THD analysis and includes 110V and 220V voltage variants.\u003c\/p\u003e\n\u003ch2\u003eKey Details\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eModel: TDM-1911\u003c\/li\u003e\n\u003cli\u003eProduct type: audio distortion meter\u003c\/li\u003e\n\u003cli\u003eAnalyzer type: THD analyzer\u003c\/li\u003e\n\u003cli\u003eTHD range shown on the listing: 0.01%-30%\u003c\/li\u003e\n\u003cli\u003eVoltage options: 110V and 220V\u003c\/li\u003e\n\u003cli\u003eSKUs: FMF-TDM-1911-57817-110V and FMF-TDM-1911-57817-220V\u003c\/li\u003e\n\u003cli\u003eListed notes: level and distortion display, two ports, wide range filter, lightweight operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSelection Notes\u003c\/h2\u003e\n\u003cp\u003eSelect the 110V or 220V variant according to the power supply used in your workspace. Confirm the TDM-1911 model, THD range, input\/output connection needs, and testing setup before ordering.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhat is the TDM-1911 used for?\u003c\/h3\u003e\n\u003cp\u003eIt is listed as an audio distortion meter and THD analyzer for audio signal testing.\u003c\/p\u003e\n\u003ch3\u003eWhat THD range is shown?\u003c\/h3\u003e\n\u003cp\u003eThe listing shows a 0.01%-30% THD analysis range.\u003c\/p\u003e\n\u003ch3\u003eWhich voltage options are available?\u003c\/h3\u003e\n\u003cp\u003eThe product has 110V and 220V variants.\u003c\/p\u003e\n\u003ch3\u003eWhat SKUs identify the variants?\u003c\/h3\u003e\n\u003cp\u003eThe 110V SKU is FMF-TDM-1911-57817-110V, and the 220V SKU is FMF-TDM-1911-57817-220V.\u003c\/p\u003e\n\u003ch3\u003eWhat should I confirm before ordering?\u003c\/h3\u003e\n\u003cp\u003eConfirm the model, voltage, THD range, and connection requirements for your audio signal testing setup.\u003c\/p\u003e","brand":"FMF","offers":[{"title":"110V","offer_id":43370960552025,"sku":"FMF-TDM-1911-57817-110V","price":188.33,"currency_code":"USD","in_stock":true},{"title":"220V","offer_id":43370960584793,"sku":"FMF-TDM-1911-57817-220V","price":188.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/Se1d26905f19f4ea3b4ff1e823be858d2I.webp?v=1780391026"},{"product_id":"dt-2236b-2-in-1-digital-laser-contact-tachometer-lcd-rpm-meter-2-5-99-999-rpm-automatic-speed-tester","title":"DT-2236B 2-in-1 Digital Laser Contact Tachometer 2.5-99999 RPM Speed Meter","description":"\u003ch2\u003eDT-2236B 2-in-1 Digital Laser Contact Tachometer\u003c\/h2\u003e\n\u003cp\u003eThe DT-2236B is a digital photo\/contact tachometer for RPM and surface speed measurement. It supports non-contact photo tachometer measurement, contact tachometer measurement, auto ranging, and a 5-digit LCD display for checking rotating speed in service, maintenance, and test bench work.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e2-in-1 digital tachometer for photo and contact RPM measurement.\u003c\/li\u003e\n\u003cli\u003ePhoto tachometer range from 2.5 to 99,999 RPM.\u003c\/li\u003e\n\u003cli\u003eContact tachometer range from 0.5 to 19,999 RPM.\u003c\/li\u003e\n\u003cli\u003eSurface speed measurement range from 0.05 to 1,999.9 m\/min.\u003c\/li\u003e\n\u003cli\u003eAuto-ranging operation with 6 MHz quartz crystal test base.\u003c\/li\u003e\n\u003cli\u003e5-digit 18 mm LCD display for speed readings.\u003c\/li\u003e\n\u003cli\u003ePhoto detecting distance listed as 50 to 500 mm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cp\u003eKey specifications to check before ordering the DT-2236B are the 2.5-99,999 RPM photo range, 0.5-19,999 RPM contact range, 0.05-1,999.9 m\/min surface speed range, 50-500 mm detecting distance, 3 x AAA battery requirement, and SKU FMF-DT-2236B-05241.\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eDT-2236B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeter type\u003c\/td\u003e\n\u003ctd\u003eDigital photo\/contact tachometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhoto tachometer range\u003c\/td\u003e\n\u003ctd\u003e2.5 to 99,999 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContact tachometer range\u003c\/td\u003e\n\u003ctd\u003e0.5 to 19,999 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurface speed range\u003c\/td\u003e\n\u003ctd\u003e0.05 to 1,999.9 m\/min\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e+\/-(0.05% + 1 digit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSampling time\u003c\/td\u003e\n\u003ctd\u003e0.5 second over 120 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange selection\u003c\/td\u003e\n\u003ctd\u003eAuto-ranging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTest base\u003c\/td\u003e\n\u003ctd\u003e6 MHz quartz crystal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetecting distance\u003c\/td\u003e\n\u003ctd\u003e50 to 500 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e5 digits, 18 mm LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e3 x 1.5V AAA battery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower consumption\u003c\/td\u003e\n\u003ctd\u003eApprox. 45 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSKU\u003c\/td\u003e\n\u003ctd\u003eFMF-DT-2236B-05241\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eResolution\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePhoto tachometer: 0.01 RPM from 2.5 to 999.99 RPM; 0.1 RPM from 1,000 to 9,999.9 RPM; 1 RPM over 10,000 RPM.\u003c\/li\u003e\n\u003cli\u003eContact tachometer: 0.01 RPM from 0.5 to 999.99 RPM; 0.1 RPM from 1,000 to 9,999.9 RPM; 1 RPM over 10,000 RPM.\u003c\/li\u003e\n\u003cli\u003eSurface speed: 0.01 m\/min from 0.05 to 99.99 m\/min; 0.1 m\/min over 100 m\/min.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSelection Notes\u003c\/h3\u003e\n\u003cp\u003eChoose the DT-2236B when you need one handheld tachometer for both non-contact laser\/photo RPM checks and contact RPM or surface speed measurement. Use SKU FMF-DT-2236B-05241 as the order identifier for this listing.\u003c\/p\u003e\n\u003ch3\u003eBuyer Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eUse:\u003c\/strong\u003e The DT-2236B is used for measuring rotating speed by non-contact photo tachometer mode or contact tachometer mode.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePhoto range:\u003c\/strong\u003e The non-contact photo tachometer range is 2.5 to 99,999 RPM.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContact range:\u003c\/strong\u003e The contact tachometer range is 0.5 to 19,999 RPM.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSurface speed:\u003c\/strong\u003e The meter also supports surface speed measurement from 0.05 to 1,999.9 m\/min.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSKU:\u003c\/strong\u003e The Shopify SKU for this product is FMF-DT-2236B-05241.\u003c\/p\u003e\n\u003cp\u003e\u003cimg style=\"max-width: 100%; height: auto;\" alt=\"DT-2236B 2-in-1 digital laser contact tachometer main view\" fetchpriority=\"low\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/Se5a8976943084e1c9c071485da8951741.webp?v=1780391115\"\u003e \u003cimg style=\"max-width: 100%; height: auto;\" alt=\"DT-2236B digital tachometer LCD RPM meter detail\" fetchpriority=\"low\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/S795645bebb394ea881602e0dfb2d2253o.webp?v=1780391116\"\u003e \u003cimg style=\"max-width: 100%; height: auto;\" alt=\"DT-2236B non-contact laser photo tachometer measurement view\" fetchpriority=\"low\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/Sf3554dd837fb4210bfad68f4298427cay.webp?v=1780391116\"\u003e \u003cimg style=\"max-width: 100%; height: auto;\" alt=\"DT-2236B contact tachometer accessory and speed test view\" fetchpriority=\"low\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/S80f9ca019c55477c8d31f11e4ff33208Z.webp?v=1780391115\"\u003e \u003cimg style=\"max-width: 100%; height: auto;\" alt=\"DT-2236B RPM meter handheld speed tester detail\" fetchpriority=\"low\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/S713c45b969564ab3978228aa7d584e2fl.webp?v=1780391115\"\u003e \u003cimg style=\"max-width: 100%; height: auto;\" alt=\"DT-2236B photo contact tachometer package detail\" fetchpriority=\"low\" decoding=\"async\" loading=\"lazy\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/Sfd9ed9d3494e4866a675fa26686182f6u.webp?v=1780391116\"\u003e\u003c\/p\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":43370965041241,"sku":"FMF-DT-2236B-05241","price":26.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/Se5a8976943084e1c9c071485da8951741.webp?v=1780391115"},{"product_id":"portable-led-stroboscope-print-web-inspection-60-24000-fpm","title":"Portable LED Stroboscope for Print and Web Inspection, 60-24000 FPM","description":"\u003ch2\u003ePortable LED stroboscope for print and web inspection\u003c\/h2\u003e\n\u003cp\u003eThis rechargeable LED stroboscope is made for checking fast moving print webs, web surfaces, motors and other repeated-motion equipment. Adjust the flash rate to create a stopped-motion view, making it easier to inspect print quality, press misregistration and moving parts during maintenance work.\u003c\/p\u003e\n\n\u003ch3\u003eBest-fit use\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePrint inspection on web printing lines.\u003c\/li\u003e\n  \u003cli\u003eWeb surface inspection while material is moving.\u003c\/li\u003e\n  \u003cli\u003eEquipment maintenance checks that need stopped-motion observation.\u003c\/li\u003e\n  \u003cli\u003eMotor speed and high-speed rotating object observation.\u003c\/li\u003e\n  \u003cli\u003ePortable inspection work where a rechargeable strobe light is easier to carry along the line.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e60-24000 FPM range:\u003c\/strong\u003e Adjustable flash rate for high-speed inspection work.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLED strobe source:\u003c\/strong\u003e 10W LED light output with 10-30 us strobe duration.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRechargeable battery:\u003c\/strong\u003e DC12V +\/-20% \/ 6800mA battery specification for portable use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFPM display and controls:\u003c\/strong\u003e Digital FPM display, rotary adjustment knob, x2, 1\/2, up, down, menu and enter controls.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePortable body:\u003c\/strong\u003e Handheld design with carrying handle and included charger.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct type\u003c\/th\u003e\n\u003ctd\u003ePortable LED stroboscope\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eInternal frequency range\u003c\/th\u003e\n\u003ctd\u003e60-24000 FPM\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eStrobe source\u003c\/th\u003e\n\u003ctd\u003eLED\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eLight output\u003c\/th\u003e\n\u003ctd\u003e10W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eStrobe duration\u003c\/th\u003e\n\u003ctd\u003e10-30 us\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eOperating temperature\u003c\/th\u003e\n\u003ctd\u003e0-50 C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eBattery specification\u003c\/th\u003e\n\u003ctd\u003eDC12V +\/-20% \/ 6800mA\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eDimensions\u003c\/th\u003e\n\u003ctd\u003e200 x 100 x 120 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003eControl functions\u003c\/th\u003e\n\u003ctd\u003ex2 and 1\/2 frequency adjustment\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth scope=\"row\"\u003ePackage includes\u003c\/th\u003e\n\u003ctd\u003e1 stroboscope and 1 charger (110V\/220V)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eOrdering notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm that the 60-24000 FPM range fits your inspection task.\u003c\/li\u003e\n  \u003cli\u003eThe charger plug and voltage are configured according to the customer's shipping country by default.\u003c\/li\u003e\n  \u003cli\u003eFor a specific plug or charger setup, contact us before ordering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003ch4\u003eWhat does this LED stroboscope help inspect?\u003c\/h4\u003e\n\u003cp\u003eIt helps create a stopped-motion view for print inspection, web surface inspection, equipment maintenance and high-speed rotating object observation.\u003c\/p\u003e\n\n\u003ch4\u003eWhat is the flash rate range?\u003c\/h4\u003e\n\u003cp\u003eThe internal frequency range is 60-24000 FPM.\u003c\/p\u003e\n\n\u003ch4\u003eIs it battery operated?\u003c\/h4\u003e\n\u003cp\u003eYes. The battery specification is DC12V +\/-20% \/ 6800mA, and the package includes a charger.\u003c\/p\u003e\n\n\u003ch4\u003eWhat comes in the package?\u003c\/h4\u003e\n\u003cp\u003eThe package includes 1 stroboscope and 1 charger (110V\/220V).\u003c\/p\u003e\n\n\u003ch4\u003eHow is the charger plug or voltage selected?\u003c\/h4\u003e\n\u003cp\u003eThe charger plug and voltage are configured according to the customer's shipping country by default. Contact us before ordering if you need a specific plug or charger setup.\u003c\/p\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":43370970841177,"sku":"FMF-I-09721","price":342.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/Sc1bc27679ded4513b3214846b3eac488p.webp?v=1780391221"},{"product_id":"atf20b-plus-20mhz-dual-channel-dds-function-generator","title":"ATF20B+ 20MHz Dual Channel DDS Function Generator","description":"\u003ch2\u003eATF20B+ 20MHz Dual Channel DDS Function Generator\u003c\/h2\u003e\n\u003cp\u003eThe ATF20B+ is a bench DDS function generator for electronics testing, waveform simulation, repair work, and circuit debugging. It gives you two independent output channels in one instrument: Channel A supports sine output up to 20MHz with 100MSa\/s sampling, while Channel B provides a second output for lower-frequency waveforms, phase setup, burst work, and modulation tests.\u003c\/p\u003e\n\u003cp\u003eFor buyers comparing a 20MHz signal generator, DDS function generator, or arbitrary waveform generator, this model is best suited to bench work that needs adjustable sine, square, ramp, pulse, noise, and arbitrary waveforms with fine frequency setting rather than a single fixed signal source.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDirect Digital Synthesis (DDS) design with two independent output channels.\u003c\/li\u003e\n\u003cli\u003eChannel A sine output up to 20MHz with 100MSa\/s sample rate, 1024-point waveform length, and 8-bit vertical resolution.\u003c\/li\u003e\n\u003cli\u003eChannel B supports 32 standard waveforms plus 8 arbitrary waveform groups, with 12.5MSa\/s sample rate and 1024-point waveform length.\u003c\/li\u003e\n\u003cli\u003e1µHz frequency resolution across the stated ranges for precise frequency adjustment.\u003c\/li\u003e\n\u003cli\u003e32 built-in waveform types, including sine, square, triangle\/ramp, pulse, noise, and arbitrary waveform options.\u003c\/li\u003e\n\u003cli\u003eFM, FSK, ASK, and PSK modulation functions for signal behavior testing.\u003c\/li\u003e\n\u003cli\u003eFrequency sweep, amplitude sweep, and burst output functions for dynamic signal checks.\u003c\/li\u003e\n\u003cli\u003eCounter functions measure frequency, period, RMS amplitude, or peak-to-peak amplitude.\u003c\/li\u003e\n\u003cli\u003eTTL output supports TTL\/CMOS compatible signal work.\u003c\/li\u003e\n\u003cli\u003eRS232 interface, 3.5-inch TFT LCD display, numeric keypad, direction keys, and rotary knob for bench operation.\u003c\/li\u003e\n\u003cli\u003eProtection functions include over-voltage, over-current, output short-circuit, and reverse-voltage protection.\u003c\/li\u003e\n\u003cli\u003eRear voltage selector supports AC110V or AC220V input; choose the correct setting before powering the instrument.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eVerified Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eATF20B+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput Channels\u003c\/th\u003e\n\u003ctd\u003eChannel A and Channel B, independent outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel A Waveforms\u003c\/th\u003e\n\u003ctd\u003e32 waveform types such as sine, square, triangle, pulse, plus 8 arbitrary waveform groups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel A Sample Rate\u003c\/th\u003e\n\u003ctd\u003e100MSa\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel A Waveform Length\u003c\/th\u003e\n\u003ctd\u003e1024 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel A Vertical Resolution\u003c\/th\u003e\n\u003ctd\u003e8 bits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel A Frequency Range\u003c\/th\u003e\n\u003ctd\u003e1µHz to maximum sine frequency; 1µHz to 5MHz for square wave; 1µHz to 1MHz for other waveforms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel A Frequency Accuracy\u003c\/th\u003e\n\u003ctd\u003e±(5×10\u003csup\u003e-5\u003c\/sup\u003e)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel A Amplitude\u003c\/th\u003e\n\u003ctd\u003e2mVpp to 20Vpp from 1µHz to 10MHz; 2mVpp to 15Vpp from 10MHz to 15MHz; 2mVpp to 8Vpp from 15MHz to 20MHz, high impedance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel A Output Impedance\u003c\/th\u003e\n\u003ctd\u003e50 ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel A Offset Range\u003c\/th\u003e\n\u003ctd\u003e±10V, high impedance, attenuation 0dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSweep Functions\u003c\/th\u003e\n\u003ctd\u003eFrequency sweep or amplitude sweep, 10ms to 900s, up\/down\/up-down\/single modes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModulation Functions\u003c\/th\u003e\n\u003ctd\u003eFM, FSK, ASK, PSK; PSK hop phase 0° to 360° with 1° maximum resolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBurst Functions\u003c\/th\u003e\n\u003ctd\u003e1 to 65000 cycles, internal\/external\/single modes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel B Waveforms\u003c\/th\u003e\n\u003ctd\u003e32 waveform types plus 8 arbitrary waveform groups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel B Sample Rate\u003c\/th\u003e\n\u003ctd\u003e12.5MSa\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel B Frequency Range\u003c\/th\u003e\n\u003ctd\u003e1µHz to 1MHz for sine; 1µHz to 100kHz for other waveforms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eChannel B Amplitude\u003c\/th\u003e\n\u003ctd\u003e50mVpp to 20Vpp, high impedance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTTL Output\u003c\/th\u003e\n\u003ctd\u003eSquare wave rise\/fall time ≤20ns; 10mHz to 1MHz; TTL\/CMOS compatible, low level \u0026lt;0.3V, high level \u0026gt;4V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDisplay\u003c\/th\u003e\n\u003ctd\u003e3.5-inch TFT LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInterface\u003c\/th\u003e\n\u003ctd\u003eRS232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Input\u003c\/th\u003e\n\u003ctd\u003eAC110V or AC220V via rear voltage selection switch, 50Hz, power consumption \u0026lt;45VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Conditions\u003c\/th\u003e\n\u003ctd\u003e0°C to 40°C, relative humidity \u0026lt;80%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePlug Option\u003c\/th\u003e\n\u003ctd\u003eUS or EU plug option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eItem Size\u003c\/th\u003e\n\u003ctd\u003e24 x 11 x 37.5cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eItem Weight\u003c\/th\u003e\n\u003ctd\u003e3.63kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackage Size\u003c\/th\u003e\n\u003ctd\u003e40 x 29 x 18cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePackage Weight\u003c\/th\u003e\n\u003ctd\u003e4.68kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTypical Bench Uses\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eCreating repeatable sine, square, ramp, pulse, noise, or arbitrary waveforms for electronics bench testing.\u003c\/li\u003e\n\u003cli\u003eChecking how a circuit responds to frequency changes, amplitude changes, burst output, and modulation behavior.\u003c\/li\u003e\n\u003cli\u003eUsing two channels when a test setup needs related waveforms, a modulation source, or separate signal outputs.\u003c\/li\u003e\n\u003cli\u003eMeasuring external signal frequency, period, RMS amplitude, or peak-to-peak amplitude with the counter function.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Function generator\u003c\/li\u003e\n\u003cli\u003e1 x Q9 testing cable\u003c\/li\u003e\n\u003cli\u003e1 x Q9 BNC-clips test lead\u003c\/li\u003e\n\u003cli\u003e1 x RS232 cable\u003c\/li\u003e\n\u003cli\u003e1 x Power line\u003c\/li\u003e\n\u003cli\u003e1 x CD\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSelection Notes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eUse this product when you need a 20MHz dual-channel DDS function generator with sweep, burst, modulation, arbitrary waveform, TTL output, and RS232 functions.\u003c\/li\u003e\n\u003cli\u003eChannel A and Channel B do not have identical output limits. Channel A is the 20MHz, 100MSa\/s channel; Channel B has a lower frequency and sample-rate range.\u003c\/li\u003e\n\u003cli\u003eBefore use, confirm the rear AC110V\/AC220V selector and the plug option match your local power supply.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003ch4\u003eIs the ATF20B+ a dual-channel signal generator?\u003c\/h4\u003e\n\u003cp\u003eYes. The instrument has Channel A and Channel B outputs, and the product data describes them as independent output channels.\u003c\/p\u003e\n\u003ch4\u003eWhat is the maximum output frequency?\u003c\/h4\u003e\n\u003cp\u003eChannel A supports sine output up to 20MHz. Square wave and other waveform types have lower maximum frequency ranges, so choose the waveform according to the required test signal.\u003c\/p\u003e\n\u003ch4\u003eDoes it support arbitrary waveforms?\u003c\/h4\u003e\n\u003cp\u003eYes. The product data lists 32 standard waveform types plus 8 arbitrary waveform groups.\u003c\/p\u003e\n\u003ch4\u003eDoes it include modulation and sweep functions?\u003c\/h4\u003e\n\u003cp\u003eYes. It supports FM, FSK, ASK, PSK, frequency sweep, amplitude sweep, and burst functions.\u003c\/p\u003e\n\u003ch4\u003eCan it connect through RS232?\u003c\/h4\u003e\n\u003cp\u003eYes. The product specification and package list include RS232 interface\/cable information.\u003c\/p\u003e","brand":"FMF","offers":[{"title":"Default Title","offer_id":43370973200473,"sku":"FMF-ATF20B-85977","price":295.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/4354\/5177\/files\/Sb39b1729f1b5496ea57606ed398dd22fY.webp?v=1780391263"}],"url":"https:\/\/fmfpack.com\/ar\/collections\/signal-generators-electronic-testers.oembed","provider":"FMF Supply","version":"1.0","type":"link"}