{"product_id":"ad584-lm399-precision-voltage-reference-resistor-capacitor-board-1","title":"AD584 LM399 Precision Voltage Reference Board – Resistor Capacitor","description":"\u003cp\u003eThe \u003cstrong\u003ePrecision Voltage Reference Board with AD584 \u0026amp; LM399\u003c\/strong\u003e is a compact, high-accuracy PCB module designed for electronics enthusiasts, technicians, and engineers who need a reliable reference standard for calibrating multimeters and test equipment. Built with quality passive components — including precision resistors and capacitors — on a solid PCB substrate measuring just \u003cstrong\u003e5 × 3.5 cm\u003c\/strong\u003e, this board delivers stable voltage reference output in a space-saving form factor.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Precision Reference ICs:\u003c\/strong\u003e Integrates both the AD584 precision voltage reference and the LM399 temperature-compensated reference for exceptional output stability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Resistor \u0026amp; Capacitor Network:\u003c\/strong\u003e Carefully selected passive components ensure low noise and long-term accuracy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact PCB Design:\u003c\/strong\u003e At just 5 × 3.5 cm, this board fits easily into bench setups, DIY projects, and measurement enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultimeter Calibration Ready:\u003c\/strong\u003e Ideal for verifying and calibrating digital and analog multimeters to a known reference voltage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Application:\u003c\/strong\u003e Suitable for use in lab instruments, DIY electronics, circuit development, and precision measurement workflows.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReference ICs:\u003c\/strong\u003e AD584 + LM399\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePCB Size:\u003c\/strong\u003e 5 cm × 3.5 cm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e PCB Board\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 1 piece\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Voltage reference, multimeter calibration, precision measurement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho Is This For?\u003c\/h2\u003e\n\u003cp\u003eWhether you're a hobbyist building your own test bench, an electronics technician maintaining measurement accuracy, or a student learning about precision analog circuits, this reference board is an excellent tool. It provides a dependable, repeatable voltage reference point — a cornerstone of accurate electronic measurement.\u003c\/p\u003e\n\n\u003ch2\u003eLearn More About Precision Measurement\u003c\/h2\u003e\n\u003cp\u003eFor guidance on measurement accuracy and calibration standards in electronics, visit the \u003ca href=\"https:\/\/www.nist.gov\/topics\/metrology\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNIST Metrology Resources\u003c\/a\u003e — the official U.S. source for measurement science and standards.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does the AD584 LM399 Precision Voltage Reference Board do?\u003c\/h4\u003e\n\u003cp\u003eA: This board provides a stable, accurate voltage reference output by combining the AD584 and LM399 precision reference ICs with a precision resistor and capacitor network. It is primarily used to calibrate multimeters and other test instruments to a known, reliable voltage standard.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the size and construction of this reference board?\u003c\/h4\u003e\n\u003cp\u003eA: The board is constructed on a high-quality PCB substrate and measures 5 cm × 3.5 cm, making it compact enough for bench setups, instrument enclosures, and DIY electronics projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this board suitable for beginners in electronics?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — while its primary use is precision calibration, electronics hobbyists and students will find this board a practical and educational component for learning about voltage references and analog circuit accuracy. Basic familiarity with electronics and multimeter operation is recommended.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many boards are included per order?\u003c\/h4\u003e\n\u003cp\u003eA: Each order includes 1 precision voltage reference board (AD584 + LM399).\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does the AD584 LM399 Precision Voltage Reference Board do?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This board provides a stable, accurate voltage reference output by combining the AD584 and LM399 precision reference ICs with a precision resistor and capacitor network. 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