加载中...
加载中...
I have found results from40000+products and10000+suppliers aboutSignal generator price
Selecting a signal generator requires matching technical output with your specific testing needs. Key parameters include Frequency Range, where you must ensure the device covers your highest required bandwidth (e.g., RF generators for GHz ranges vs. Function generators for MHz ranges). Signal Integrity is critical; look for low Phase Noise and high Harmonic Suppression to ensure the generator doesn't introduce artifacts into your DUT (Device Under Test). Additionally, evaluate Output Power Accuracy (typically ±0.5dB to ±1dB) and Resolution, as high-precision applications require fine-tuning of frequency and amplitude increments.
For cross-border procurement, compliance ensures both safety and legal entry into your market. Ensure the product carries the CE Mark for European markets or FCC Certification for the United States to guarantee electromagnetic compatibility (EMC). Since these are precision electronic instruments, LVD (Low Voltage Directive) compliance and RoHS (Restriction of Hazardous Substances) are mandatory to ensure the device is free from toxic materials and safe for laboratory or industrial use. Always request Calibration Certificates (ISO/IEC 17025) from the supplier to verify the accuracy of the instrument against international standards.
The application dictates the form factor and functionality. For Field Testing and Maintenance, prioritize Portable/Handheld Signal Generators with long battery life and ruggedized casings. For R&D and Laboratory environments, a Benchtop Arbitrary Waveform Generator (AWG) is preferred for its ability to create complex, custom waveforms. If you are setting up an Automated Test Equipment (ATE) system, ensure the unit supports Remote Control Interfaces such as LXI, USB (USBTMC), or GPIB, and is compatible with standard programming environments like LabVIEW or SCPI commands.
The price is primarily driven by Bandwidth and Sampling Rate. A 100MHz generator is significantly cheaper than a 6GHz RF source. To optimize cost, avoid 'over-speccing'; choose a model that meets your 3-year growth plan rather than the highest possible specs. Channel Count also affects price; Dual-channel models offer better value for phase-synchronization tasks compared to buying two single-channel units. For bulk B2B buyers, sourcing from Made-in-China.com allows for direct factory pricing, where volume discounts of 10-20% are common for orders exceeding 10 units.
High-precision instruments are sensitive to manufacturing variances. To mitigate risk, request a live video demonstration of the unit's performance using a Spectrum Analyzer to verify output accuracy. Utilize Third-Party Inspection services (such as SGS or Intertek) to conduct a pre-shipment inspection. Furthermore, ensure the supplier uses Anti-Static and Shock-Absorbent Packaging, as internal oscillators and components can be damaged by rough handling during international transit.
Focus negotiations on Warranty Terms and Technical Support rather than just the unit price. For signal generators, a 24-month warranty is a strong benchmark. Negotiate for Free Firmware Upgrades for the life of the product. When sourcing via Made-in-China.com, look for 'Audit Suppliers' who have verified manufacturing capabilities, and use their 'Secured Trading' services to ensure payment is only released upon confirmation of receipt and basic functional testing.
Signal generators are classified under HS Code 9030.82 or similar, depending on their specific function. Check your local Import Tariffs and 'Dual-Use' export controls, as high-end RF equipment may require specific export licenses. For shipping, Air Freight is highly recommended over Sea Freight for sensitive electronics to minimize exposure to humidity and prolonged vibration. Ensure the Commercial Invoice clearly states the frequency range and function to avoid customs delays.