Receiver or amplifier valves and tubes
Thermionic, cold cathode or photo-cathode valves and tubes (for example, vacuum or vapour or gas filled valves and tubes, mercury arc rectifying valves and tubes, cathode-ray tubes, television camera tubes). > Other valves and tubes: > Receiver or amplifier valves and tubes > Receiver or amplifier valves and tubes
Duty Rate (from China)
Products classified under Tariff item 8540.81.00
12AX7/ECC83 Dual Triode Tube
The 12AX7/ECC83 is a miniature dual triode vacuum tube used as a low-noise voltage amplifier in audio preamplifiers, guitar amplifiers, and vintage radio receivers. It falls under this tariff item as a receiver or amplifier valve, amplifying weak signals without rectifying or switching functions.
6L6GC Beam Power Amplifier Tube
The 6L6GC is a beam power tetrode vacuum tube used as an output amplifier in audio amplifiers for radios and musical instruments. It is classified under this item as an amplifier tube, converting input signals into higher-power output for speakers.
6V6GT Beam Tetrode Tube
The 6V6GT is a beam tetrode vacuum tube used in output stages of small radio receivers and musical instrument amplifiers. It qualifies as an amplifier tube under this tariff item, providing power amplification for audio signals.
7025 Pentode Audio Output Tube
The 7025 is a ruggedized military-spec pentode vacuum tube, equivalent to the 12BY7, used in audio output stages and vertical deflection amplifiers in vintage television receivers. Its durable construction suits harsh environments, and it operates as a receiver or amplifier valve by controlling electron flow between electrodes. This tariff item covers thermionic valves and tubes of this kind, excluding cathode-ray tubes and other specialized types.
ECC88/6DJ8 Low-Noise Triode
The ECC88/6DJ8 is a dual triode vacuum tube known for its low noise in phono preamplifiers and RF front-ends. It falls under this tariff item as an amplifier tube, amplifying weak audio or radio frequency signals with high fidelity.
EF86 Pentode Vacuum Tube
The EF86 is a high-gain pentode vacuum tube designed for low-noise audio preamplification in radio receivers and hi-fi equipment. It is classified under this tariff item as an amplifier tube, boosting weak signals for further processing.
EL34 Pentode Power Tube
The EL34 is a power pentode vacuum tube used in audio power amplifiers for hi-fi and guitar amplifiers. It falls under this tariff item as an amplifier tube, delivering high output power for audio signals.
KT88 Beam Power Tube
The KT88 is a large beam power tetrode vacuum tube capable of high output in audio amplifiers. It is classified under this tariff item as an amplifier tube, providing linear power amplification for hi-fi and professional audio systems.