Audio Sutra Hi-End Audio , Vacuum tube amplifier specialist

Audio Sutra -- the awakening in Hi-end Audio

With over 30 years of hi-end audio design experiences

the best Bang-for-buck audio gears is here, raise your system performances with reaonable price

Model : PRE-1 (pure tube pre-amplifier with no feedback and no transistors)

Dual hi-grade gold plated RCA inputs and dual gold plated RCA outputs

water-proof and noise-proof volume pot, real solid oak deluxe side panels

all hand-wired with high purity copper , high grade Canada made power transformer

innovative FLEX-TUBE design , no need for bias cal. and no adjustments needed

use 6X5 as tube rectifier, can use either 6SL7 / 6SN7 / 6SU7 / ECC32 / ECC33 / ECC35 as input stage,

can also use either 6L6G / 6V6G / 6F6G / 6Y6G / 6K6G / 6550 / EL34 / KT66 / KT88 / KT90 / KT100 / 5881 / 6CA7 as output stage

fine-tune the sound you want with different tubes combinations to explore the new world of audiophile

2Hz - 100Khz (-3db) frequency response, -85db S/N , very sweet , open and smooth sound with wide and deep sound stage

sonic performance guranatee better than any tube pre-amp built with 6922 / 12AX7 (any price range)

100% hand made in Canada with bang-for-buck price of $999 only

(Design and manufacture by Space-Tech Lab, budget design without lowering of sound quality)

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Model : POWER-1 (50Wrms/ch power amplifier with headphone output)

Very dynamic , rich and punchy sound with natural tonal balance, fine detail with good focus

Frequency response : 2Hz - 100Khz (-3db) , S/N -100db at full power

Hi-grade gold plated RCA inputs and gold plated banana speaker output

waterproof and noise-proof volume pot, solid oak deluxe side panel

innovative FLEX-TUBE design , no need for bias cal. and no adjustments needed

all hand-wired with high purity copper for pure class A single-ended vacuum tube section

can use either 6L6G / 6V6G / 6F6G / 6Y6G / 6K6G / 6550 / EL34 / KT66 / KT88 / KT90 / KT100 / 5881 / 6CA7 as power tube

fine-tune the sound you want with different tubes combinations to explore the new world of audiophile

single-ended tube amplifier sound with good dynamics and tight bass control, rich and punchy

100% hand made in Canada with bang-for-buck price of $1,199 only

(Design and manufacture by Space-Tech Lab, budget design without lowering of sound quality)

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Special promotion offer for the whole set order (PRE-1 and POWER-1)

Limited time offer !! $1,999 only

all products with 1 year free parts and labour warranty

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or contact one of our distributors for demo / sale :