Choosing 6N2 and EL84 tubes to amplify the low-frequency voltage and power amplification, and 6Z4 tube to rectify. Each tube has been tested by GS-5A tube tester and distortion test, with low power consumption and high efficiency.
Using The classic two-stage negative feedback amplifier, with stable overall performance and low noise. It is suitable for classical and vocal music, and the output sound is pure, warm, delicate and mellow.
High-quality components can ensure sound quality such as Japanese chemical electrolytic capacitor; ALPS potentiometer; Italian Arcotronic coupling capacitor; Taiwan Kunmao metal film resistor and FR4 epoxy glass fiber circuit board.
With 1.4mm steel plate, aluminum alloy CNC panel and knob and high-quality gray paint. Very perfect in circuit design and workma
HiFi EL84 Valve Tube Amplifier Stereo Class A Single-ended Amp DIY KIT/Assembled
Item description
Warm Tips
DIY KIT version which needs you to have some welding ability and electronic knowledge to solder.
Please note the material and color of 2 versions are different,
The finished version is 1.4mm cold-zinc steel plate+gray paint; Silver.
DIY KIT version is 1.4mm 304 stainless steel plate+aluminum alloy CNC panel+knob; Gray.
Features
Reasonable tube design: use 1PC 6N2 and 2PCS EL84 tubes to amplify the signal and power, and 1PC 6Z4 tube to rectify; output power can reach 4W+4W, and each tube has been tested to ensure good performance.
Classical circuit: adopt a two-level negative feedback circuit, with stable overall performance and low noise; the output sound is pure, delicate and mellow, very suitable for listening to classical and vocal music.
High-quality components: combine Japan electrolytic capacitor and ALPS potentiometer; Italian Arcotronic coupling capacitor; Taiwan metal film resistor and FR4 epoxy glass-fiber circuit board to form a stable structure.
Exquisite appearance: with aluminum alloy CNC panel, 304 stainless steel, gold plated interface and high-level gray paint, etc. which looks attractive, and it's very suitable for audiophiles to enjoy HiFi music.
Warm Tips
6Z4 can be replaced to: 6Z5P、6X5GT、CV574、EZ35、6X5 etc.
6N2 can be replaced to: 6N8P、6N9P、6SN7、6SL7 etc.
EL84 can be replaced to: 6P3P、6P6P、6L6、6V6、5881、EL34 etc.
Parameters
Audio input: RCA
Audio output: Speaker Jack
Tubes: 6N2 / EL84 / 6Z4
Input impedance: 50kΩ
Outupu impedance: 4-8Ω
Input sensitivity: 0db (0.775V)
Rateted: output powet: 4W+4W
THD: 0.6%(1kHz)
Frequency response: 9Hz-101kHz(-3dB)
SNR: >80dB
L/R channel isolation: >60dB
Dimensions: 270*165*120mm / 10.62*6.49*4.72in
Net weight: 4.8kg / 9.92lb
Package weight: 5.5kg / 12.12lb
Packing List
1*Finished Amplifier(optional)
1*DIY KIT(optional)
1*Power Cord
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The items are located in UK, and will be shipped within 1 working day, 2-3 working days to UK, 2-8 working days to most EU countries.
Free Return Within 30 Days
We provide return with 30 days for all items you bought on eBay, full refund and return shipping will be provided.
1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes).
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Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc.
As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable.
We will spare no efforts to bring great products and service for customers and extremely to improve our customers’ listening experience.
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