PN Junction Diode Apparatus
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Product Code : SCL-EI-12135
The PN Junction Diode Apparatus is a dual-meter instrumentation module engineered for the empirical verification of semiconductor I-V characteristics. Designed for Secondary and Vocational physics laboratories, it features independent dual-range regulation for precise forward and reverse bias analysis. This calibrated educational instrument facilitates the quantification of knee voltage and saturation currents, adhering to ISO 9001:2015 quality manufacturing standards.
Technical Specifications
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Tender Specification |
OEM Technical Detail |
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Integrated Power Supply (Low) |
Variable DC Regulated; 0–3V / 10mA |
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Integrated Power Supply (High) |
Variable DC Regulated; 0–30V / 100µA |
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Instrumentation (Voltage) |
Dual Range Voltmeter; 3V / 30V DC |
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Instrumentation (Current) |
Dual Range Ammeter; 10mA / 100µA DC |
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Semiconductor Compatibility |
Integrated Silicon (Si) and Germanium (Ge) Diodes |
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Interface Port |
4mm Shrouded Color-Coded Safety Sockets |
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Panel Construction |
High-Insulation Bakelite with Printed Circuit Schematic |
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Enclosure Material |
High-Impact ABS Plastic or Ruggedized PVC Cabinet |
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Dimensions |
280mm x 205mm x 85mm (Nominal) |
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ISO Compliance Code |
ISO 9001:2015 Quality Management System |
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HS Code |
9023.00.10 |
Key Pedagogical Outcomes (Bloom’s Taxonomy)
Feature: Dual-Range Variable DC Supplies. Outcome: Enables students to "Analyze" distinct semiconductor behavior in both high-current forward bias and low-leakage reverse bias regions.
Feature: Simultaneous Voltmeter and Ammeter Monitoring. Outcome: Allows students to "Evaluate" real-time resistance variance and accurately plot non-linear I-V characteristic curves.
Feature: Comparative Si and Ge Diode Mounting. Outcome: Supports the "Synthesis" of theoretical band-gap knowledge by observing empirical differences in threshold voltage between material types.
International Logistics & Compliance
This educational instrument is packaged in export-grade seaworthy crating (ISPM-15 compliant) to ensure the integrity of delicate moving-coil or digital meters during multi-modal transit. Every shipment includes a Manufacturer’s Authorization Form (MAF), serialized IQ/OQ/PQ certification, and comprehensive technical user manuals in English. The apparatus features a tropicalized design, rigorously tested for sustained accuracy in ambient temperatures up to 45°C and 90% non-condensing humidity, ensuring operational reliability in diverse global educational environments.
Why Source from the OEM
Procuring directly from the Original Equipment Manufacturer ensures total vertical integration of the manufacturing cycle, from in-house precision winding of shunt resistors to the final calibration of dual-range DC regulators. Unlike third-party traders, our facility provides direct factory spares availability and batch-tested uniformity across all institutional units. This direct engineering oversight guarantees that each instrument maintains strict tolerance levels, significantly reducing the Total Cost of Ownership (TCO) through extended asset longevity and consistent curriculum performance.
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