3.579545 MHz Quartz Crystal for TV Oscillators
Standard quartz crystal resonator operating at the NTSC color subcarrier frequency of 3.579545 MHz, used in video processing circuits of older televisions and VCRs. Classified under HTS 8541.60.00.30 due to its mounted piezoelectric quartz design for frequencies exceeding 1 MHz but ≤5 MHz. Provides precise timing for broadcast signal synchronization.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If frequency exceeding 5 MHz up to 20 MHz
Higher operating frequencies shift classification to the next quartz crystal frequency band in the same heading.
If assembled into TV synchronizing circuitry
Per US note, video synchronizing systems containing these crystals are classified as TV receiver parts under 8529.
If for use in computer parts as assembled modules
When incorporated into computer timing circuits or motherboards, may classify as parts of automatic data processing machines.
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Import Tips & Compliance
• Provide test reports confirming exact frequency within 1-5 MHz range, as customs may scrutinize TV-specific crystals for proper subheading
• Label packages with 'HC-49/US quartz crystal 3.579545 MHz' format for easy identification and to match HTS description
Related Products under HTS 8541.60.00.30
5 MHz Quartz Crystal Oscillator for Consumer Electronics
A precision quartz crystal oscillator designed for operating frequencies between 1-5 MHz, used in microcontrollers and timing circuits of consumer devices like remote controls and toys. It falls under HTS 8541.60.00.30 as a mounted piezoelectric crystal specifically quartz with frequency exceeding 1 MHz but not exceeding 5 MHz. These are essential for stable clock signals in low-speed digital applications.
4 MHz Fundamental Mode Quartz Crystal
High-stability fundamental mode quartz crystal mounted in HC-49 package, operating at 4 MHz for use in embedded systems and IoT devices. Meets HTS 8541.60.00.30 criteria as a piezoelectric quartz crystal with frequency between 1-5 MHz. Ideal for low-power applications requiring accurate frequency control.
1.8432 MHz Microcontroller Crystal
SMD-mounted quartz crystal at 1.8432 MHz optimized for 8051 and AVR microcontroller families. Classified HTS 8541.60.00.30 for quartz piezoelectric crystals exceeding 1 MHz up to 5 MHz. Provides external clock source for legacy embedded applications.
3 MHz Audio Synthesizer Quartz Crystal
Quartz crystal operating at 3 MHz for digital audio synthesizers and effects processors in musical instruments. HTS 8541.60.00.30 applies to this mounted piezoelectric device in 1-5 MHz range. Delivers timing accuracy for sample rate generation.
4.9152 MHz Radio Receiver Crystal
IF quartz crystal filter at 4.9152 MHz used in AM/FM radio receivers and scanners. Meets HTS 8541.60.00.30 for mounted quartz piezoelectric crystals 1-5 MHz. Provides selectivity in intermediate frequency stages.
2.5 MHz Medical Device Timing Crystal
High-reliability quartz crystal at 2.5 MHz for patient monitoring equipment and infusion pumps. Classified under HTS 8541.60.00.30 as mounted piezoelectric quartz 1-5 MHz. Meets medical standards for timing accuracy.