Willsenton R300 PLUS Tube Amplifier 300B*2 Single-ended Class A Integrated Amplifier & Power Amplifier & Headphones amp All in One
100% Brand New
In Stock
The Open box item is in USA,Only ship to USA, we can send it in 3 days, and take 4-10 business days about to your door in USA.
The Open box item will have traces of use and are in good performance. We will be tested and inspected before shipment. Thank you!
Declaration
All items are guaranteed to be 100% brand new in the original box.
1 year warranty!!
Features:
Single-ended pure Class A tube Integrated amplifier
The body of Willsenton R300 PLUS use classic Black piano paint.
• Pure hand-made, Point to point manual welding.
• Two Willsenton custom-made 5AR4 vacuum tubes used for high voltage rectification. 1pcs of TUNG-SOL 6SL7 and 2pcs of Willsenton 6SN7 vacuum tubes are used for the voltage amplifier and preamp stage. TUNG-SOL 6SL7 can be better optimized circuit. The power amplifier stage uses two Willsenton custom-made 300B vacuum tubes for single-end Class A power amplification.
• Reasonable internal structure, with fever circuit, high frequency is clear and detailed, full frequency is full, low frequency dynamic is loose and powerful
• Use a square power transformer specially developed for this R300 PLUS tube amplifier
• Two wide frequency high-end EI type single-ended output transformers with high-end special. Optimized production process of output transformer with Z11 imported iron core.
• Provide professional equipment input ports, R300 PLUS is equipped with multiple signal input ports, which can facilitate you to connect a variety of audio source signals, so that you can have different audio sources and different experiences
• Brushed aluminum alloy panel, using brushed panel, exquisite workmanship, comfortable feel, high-grade and elegant.
• Gold-plated port, a design that integrates quality and beauty, reduces signal loss, and has good conduction performance; the metal mesh cover can protect the beauty of the electronic tube, making it safer for users.
• Power on mute delay function, soft-start feature to prolong tube life (about 30 seconds).
• Infrared function remote control. use a new Remoter CNC in one block aluminum alloy, more convenient to change batteries.
• Use Japanese ALPS high-end potentiometer
• Peripheral power tube bias current adjustment function and power output level meter sensitivity switch
• Negative feedback circuit design
• Use thick silver-plated signal leads
• Headphones output 6.5mm jack
Product specification
FTC rated output power: 5W+5W (8Ω, 20HZ-20KHZ, THD 1%)
Rated output power (not tested under the FTC standard): 8W+8W
Overall frequency response: 15Hz-30KHz (-3dB)
Harmonic distortion: 0.5% (1W/1kHz, rated output power less than 5%)
Signal-to-noise ratio: 86dB (A-weighted)
Input sensitivity: 210mv (when be an Integrated amp)
: 620mV (when be a Power amplifier)
Input impedance: 100KΩ
Input terminals: CD, AUX1, AUX2, PRE-IN
Output impedance: 4Ω, 8Ω, 16Ω
SNR: 90dB
Power consumption: 280W
Headphone output impedance: 30Ω-300Ω
Power supply voltage: AC 100V - 240V 60Hz/50Hz (100V, 110V, 115V, 120V, 230V,240V version will take 7-14 business days to order). 220v is in stock.
Dimension: (W×D×H): 405*355*200mm (16*14*8 inches)
Vacuum tubes: 300B x2, 5AR4 x2, 6SN7 x2, Tung-sol 6SL7x1
Net weight: 23KG (51LB)
Gross weight: 27KG (60LB)
