Pre-Amps - Classic 800 Series

Model no:   QA-805-Mk2
C$4,680 Untitled Document [US$ 3744]

line stage full balanced pre-amplifier

This is a fully balanced input and balanced output state-of-the-art pre-amplifier. It boasts an ultra heavy current tube rectified and tube shunt regulated power supply plus choke with NOS filter capacitors. Also featuring a separate filament Tx and high-volt Tx to enhance the dynamics and clarity. This pre-amplifier is specially designed for those users who desire slow and sweet sound quality with very high definition and a very detailed and deep sound stage.

The output buffer stage characteristics can change with over 10 different types of tubes: (6G6/6L6/6V6/6Y6/6K6/EL34/6550/KT66/KT88/KT90/KT100) for exact tuning to match the rest part of your system.

The 5U4G tube rectifier can further upgrade by our super rectifier STR-104 or higher models , direct plug and play without any mod required.

With this super rectifier adaptor, you can use 300B, 2A3 , 45 , 50 , 80, 83, 1616 , 3B28 or 866A as rectifier tubes option.

No. of inputs 2 sets of XLR inputs, 1 set of RCA inputs
No. of outputs 1 set of RCA + XLR pre-amp outputs , 1 set of record outputs
Freq response 1Hz - 200Khz (-3db)
S/N > 85 db
Gain x3- x8 depending on tubes
Phase 180deg inverted
manufacturing hand-wired point to point
Tubes 2 x 6SL7 + 4 x 6G6G(option:EL34/6Y6G/6L6G) + 5U4G + 2 x 0C3

1 year parts and labor warranty under normal operation conditions
standard chassis : Gold/ Black/Metallic MDF , Aluminum chassis

(optional chassis : Mirror steel, solid-oak )

All information on this website is copyrighted by Space-Tech Lab. Ltd. 1996-2024 .

Our product designs are protected and not permitted for replication or implementation. All Rights Reserved.

Save the earth and save yourself, be a vegetarian and keep enjoying music for a long long time !!