OldChen 300B HIFI однотактный ламповый усилитель класса A, обновленная версия 274B и CVS181-SE
Product Warranty
All items Guaranteed 100% Brand New In the original edition Box and Come from the original factory.
All items ONE-YEAR WARRANTY !!!
All items ONE-YEAR WARRANTY !!!
Shipping Time & Invoice Declare
All items ship with DHL/UPS/TNT/EMS, (DHL/UPS/TNT) About 3-7days delivery time, EMS About 7-15days delivery time.
We can Declare the Value of the Order as Customer's Remark!!!
We can Declare the Value of the Order as Customer's Remark!!!
Product Declaration
OldChen 300B HIFI Single-ended Class A Tube Amplifier Upgrade Version 274B and CVS181-SE 100% original factory and brand new
Parameters:
Pre-amp tubes: 2 x PSVANE CV181-SE
Rectifier tube: 1 x PSVANE 274B
Power tubes: 2 x PSVANE made "special customize for Laochen 300B-SE" power tube
Output power : 9Wx2,
Power transformer Power: 150W
Frequency response: 20Hz-25KHz
Output Impedance: 4 ohm, 8 ohm
Total Harmonic Distortion: ≤ 1% (1kHz)
Input Impedance: 100K ohm
Input Sensitivity: 500mV--2000mV
SNR: 88db
Size (W × D × H): 370mm × 250mm × 220mm
Net weight: 20Kg
Chassis Color: Black Version
Input voltage: costomize for 110-240V/50-60hz
Features:
PSVANE's speacial customize of Aiqin 300B-SE offer a better vocal and very fine sound effect, have a similary quality than PSVANE 300B-UK.
Using SPRAGUE, TRW, CE, MALLORY special audio capacitors in the machine
Output transformer: 86*50, 0.35mm Z11 Japanese steel with OFC wires
Powoer transformer: It is also use 0.35mm steel with OFC wires
Gold plate connection for all connections
3 inputs source with swither
Free offer tubes protection grille
All electronic component are high level quality
Aiqin's 300B tube amps are already one of leader of chinese market
AIQIN is well-known brand in china, this 300B tube amplifier is sold a few hundred per month. Since 2006, its EL34 series is already sold more 10milles copies.
She is made by the most famous Chinese brand AIQIN, and it's the China 's best-selling hifi tube amplifier!
This amps's development and marketing time has more than 10 years, it has been very mature, has received a lot of suggestions for improvement by hifi buyers, many buyers have been praised .
Pre-amp tubes: 2 x PSVANE CV181-SE
Rectifier tube: 1 x PSVANE 274B
Power tubes: 2 x PSVANE made "special customize for Laochen 300B-SE" power tube
Output power : 9Wx2,
Power transformer Power: 150W
Frequency response: 20Hz-25KHz
Output Impedance: 4 ohm, 8 ohm
Total Harmonic Distortion: ≤ 1% (1kHz)
Input Impedance: 100K ohm
Input Sensitivity: 500mV--2000mV
SNR: 88db
Size (W × D × H): 370mm × 250mm × 220mm
Net weight: 20Kg
Chassis Color: Black Version
Input voltage: costomize for 110-240V/50-60hz
Features:
PSVANE's speacial customize of Aiqin 300B-SE offer a better vocal and very fine sound effect, have a similary quality than PSVANE 300B-UK.
Using SPRAGUE, TRW, CE, MALLORY special audio capacitors in the machine
Output transformer: 86*50, 0.35mm Z11 Japanese steel with OFC wires
Powoer transformer: It is also use 0.35mm steel with OFC wires
Gold plate connection for all connections
3 inputs source with swither
Free offer tubes protection grille
All electronic component are high level quality
Aiqin's 300B tube amps are already one of leader of chinese market
AIQIN is well-known brand in china, this 300B tube amplifier is sold a few hundred per month. Since 2006, its EL34 series is already sold more 10milles copies.
She is made by the most famous Chinese brand AIQIN, and it's the China 's best-selling hifi tube amplifier!
This amps's development and marketing time has more than 10 years, it has been very mature, has received a lot of suggestions for improvement by hifi buyers, many buyers have been praised .
