Further Information
Rectifier : 1x 5u4c (5z4p,5z3p,5u4g,5r4g)
Preamp tubes : 1x 6H8c (6n8p, 6sn7)
Power tubes : 2x PSVANE HIFI Serie EL34-B
Rated output power: 7w x 2(Ultra-linear connection)
Frequency response : 20Hz - 25KHz .
Total power consumption: 90W
Power transformer: 140W .
Output transformer: Z11 0.35mm iron steel plate (22x45/50),
Total Harmonic Distortion : 1% (1kHz)
Input Sensitivity : 500mV - 2000mV
Input impedance : 100KOmega
Output Impedance : 4 - 8 ohms, work with 10-80w 88db(>=) speakers
SNR : 88dB
Dimensions (W x H x D 
270 x 160 x 230mm
Weight net: 8KG.
Packing weight: about 9Kg
Input voltage: 110v-120v or 220v-240v , 50-60hz
Product technology and materials
PSVANE HIFI Serie EL34-B black seat.
Taiwan LiYang's potentiometer, nice quality is like ALPS Use better famous capacitors
All high-precision metal film resistors rings.
Handmade transformers.
Optimized routing and Extremely low noise
Gold plate connection for all connections
PCB inside architecture
She is made by the most famous Chinese brand laochen, and it's the China 's best-selling hifi tube amplifier!
Since 2006, it has been sold more than 10,000 copies! Laochen manufacture is a well-known chinese brand, this EL34 series is already sold more 10millions copies,it is also the most popular tube amps, it's used for 100w around HIFI Speakers to all music type and special for vocal chords music. 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 .
Real sense of hearing:
Bass is surging strong..
Middle frequency is soft and mellow voice.
High frequency is crisp and clear .
Even used to listen to the POP or dance music can be shocking endless,
Bounce efforts and clear resolution makes the sound never tired.
Thousands of people are full of praise for this amplifier in manufacturer's site.
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