ASTOR LD-sDO Single power amplifier

Get ASTOR's amp at amazing low prices!

Products made by carefully selected materials with outstanding technology, boasting beautiful appearance, abundant information volume and high purity sound. The internal parts of the amplifier use carefully selected parts as well as the high-end model, and it is finished as an amplifier that plays high-quality sound similar to the high-end model beyond the price. 
The LD series is designed to prevent the resonance and improve the sound quality by producing and processing the internal parts mounting bracket dedicated to ASTOR for 52S aluminum alloy 2 mm thick. The front panel is made of 52S VR knob and 10mm thick 52S aluminum alloy, and anodized. The appearance is beautiful, the weight is firm, and it is made to the high sound quality amplifier with a sense of stability.
The LD-sDO series are single-type vacuum tube power amplifiers with separate left and right volumes. The LD-sDO, which excels in middle and high pitches, is especially recommended for orchestras and jazz orchestras with a wide range of sounds. Because it has independent volume control left and right, you can enjoy the music of high sound quality vacuum tube easily by directly connecting to a CD player, a smartphone, a tablet etc without preamp.
The insulators are made of aluminum and rubber. Pursuing high sound quality by using carefully selected materials for circuit parts and chassis mounting parts, the sound quality has been further improved by making the internal structure 2 stages.
LD type transformer is made by S. E. L. Konno Electric.
Vacuum tube (6550/KT88/EL34) x2, 12AX7 x2
Transformer SD-3812 x1, FPO-15S-5 x2
Output  40W x 40W, UL fixed bias
Frequency response 10Hz~60kHz
Residual noise 1mmV or less /1W
Input impedance 100k ohms
Dimensions W370 x H175 x D255mm(excluding mesh cover)
Weight 11kg
*Due to build-to-order manufacturing, it may take about a month for delivery time.
The power voltage is also available from 100V to 240V.
The output tubes can also be selected from 6550, KT88 and EL34.
ASTOR LD-sDO Single power amplifier
An amplifier that plays high-quality music that is similar to high-end models despite its low price
Express Checkout for international customers.
Vacuum tube/Power voltage

International order > Category > Amplifier > Power amplifier
International order > Category > Amplifier > Tube amplifier
International order > Manufacture > ASTOR
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