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300B A300B Tube Upgrade 300B-TII E300B WE300B HiFi Audio Amplifier kit DIY Matching Four-Way(4pcs Matched Quad)

300B A300B Tube Upgrade 300B-TII E300B WE300B HiFi Audio Amplifier kit DIY Matching Four-Way(4pcs Matched Quad)

4.7 (101 items)

Limited Time Sale

Until the end

New $3,319.20 (tax included) Number of stocks: 1

Used $1,327.68 (tax included) New Arrivals and Restocks Number in stock: 1

$1,991.52 cheaper than the new price!!

Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99

Other shops (12) $99 ~

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Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.

New $3,319.20

Product details

Management number	228301611	Release Date	2026/05/31	List Price	$1,327.68	Model Number	228301611
Category	Electronics Television & Video AV Receivers & Amplifiers

PreamplifiersHeaterVoltage (DC) 5VCurrent value (DC) 1.2AMaximum RatingsUA480VPa40WI knowWith cathode bias 100mAFixed bias 70mADirect interelectrode capacitanceEnter 9PFOutput 4.3 PFGrid to board 15PFStatic parametersVoltage 300V-Ug60VCurrent 60 mAVoltage range 5.5 mA/V0.7K3.85Outgoing 6.6 W

Preamplifiers

ASIN	B0H1CZH2V7
Brand	LWORJFAW
Color	One Color
Manufacturer	LWORJFAW
Model Number	LWORJFAW
Mfr Part Number	LWORJFAW

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Shipping Rates

Order Amount	Shipping Fee	Handling Fee
Under $99	$12.99	$24.00
$99 - $499	FREE	$24.00
$500 and above	FREE	FREE

Delivery Time

Standard Shipping: 5-7 business days
Express Shipping: 2-3 business days (additional $15)
Overnight Shipping: Next business day (additional $35)

Available Regions

We ship to all 50 US states, Canada, and select international destinations through our partner Neokyo.

Diameter	12 feet (3.66m)
Height	30 inches (76cm)
Water Capacity	1,718 gallons (6,500L)
Weight (Empty)	42 lbs (19kg)

300B A300B Tube Upgrade 300B-TII E300B WE300B HiFi Audio Amplifier kit DIY Matching Four-Way(4pcs Matched Quad)

Product details

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5AR4 Tube Replaces 5Z3PA GZ34 5U4G 274B 5R4 U77 5Z4PA HiFi Audio Tube Amplifier(4pcs Matched Quad)

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MINIX H4K Wireless HDMI Transmitter & Receiver 4K Decode 1080P@60Hz Plug&Play Dual-Band 5G+2.4G HDMI Extender 50m (164ft) Low Latency for Business Use, Streaming & Home Theater Laptop/PC/TV/Projector

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Professional Low Noise Amplifier LNA 10M-6GHz 20dB Gain High Flatness RF Amplifier for FM Radio Signal Booster with SMA Connector DC5V Powered

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Wooster Brush R017-9 Roller Frame, 9-Inch Pack of 4

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