Tube Pre-Amps (View by Category)

Click here to view Simplified List of Tube Pre-Amps for easy selection

Click here to view all Tube Pre-Amps sorted by Price range

Super delux and ultra heavy duty aluminum chassis upgrade possible from just $100 and up

(add InfraRed motorized remote volume +C$180) QA-112-Super

(add InfraRed 100 steps remote volume +C$600)

Any model can add additional heavy duty gold plated RCA inputs and outputs (first set + C$100, second set up + C $80 ea)

Any model can buld with any type of chassis and color, add or subtract anything from regular design, price might vary

Any model can add headphone output with 1Wrms x2 +C$150

Any model can add solid-state MC/MM phono stage for +C$400 (P-001 model)

Any model can add pure tube MM phono stage for +C$700 (P-101 model)

Any model can add tube MC/MM phono stage for +C$1,000 (P-102 model)


(2017 new design) ASP series (with subsonic compensation and micro-dynamics extraction circuit) -- The unbeatable !!

ASP-10001-ES


Passive Pre-amp with 100 micro-step ultra high precision and low noise remote volume control

RV-001...........................RV-002.............................RV-101 / RV-102


Combo series (multi-function combo design with phono , DAC, headphone amp...etc)

CP-101 .........................CP-1001 ........................CP-1001-TP


Reference series (oil caps + choke + QUAD-core output transformers no compromise designs)

Reference-1.....................Reference-1-RV


Classic 100 series (Modern parts designs)

QA-001-Mk2..................QA-001-Mk3.....................QA-112 .....................QA-112-HTR

 QA-115.jpg QA-115.jpg

.QA-113..........................QA-114.............................QA-115-Mk2..........................QA-115-STR..................QA-115-REG

QA-116.jpg QA-118.jpg QA-118.jpg

QA-115-MK3.................QA-115-MK3-Super......QA-116-SP....................QA-118-SP.....................QA-118-REG ................

QA-115-Mk4

Any model add MC/MM phono stage for $400 or built with CRYSTAL version with additional cost

QA-001-MCMM ....................................................... QA-115-Crtstak

QA-001-MC/MM......................................................................QA-115-CRYSTAL


Classic 800 series (Deluxe vintage NOS parts design)

QA-805.jpg QA-806.jpg QA-807-1.jpg (119372 bytes)

QA-227...........................QA-805..............................QA-806...........................QA-807............................QA-808


Advance 10000 series (100 step ultra-remote design)

QA-10008

QA-10001.......................QA-10001-Delux..........QA-10008


Legend 300B series (for 300B sound lovers)

QA-300B-Mk2..................QA-300B-REG,,,,,,,,,,,,,,QA-300B-BAL.................QA-300B-BAL-REG


Out-board power 100 series (external power supply)

SEP-101........................SEP-102.........................SEP-103.........................SEP-104


Deluxe 8000 series (deluxe sound and finishing design)

QA-808.jpg

QA-8001


KDM multi-function meter series

KDM-1


Super Rectifier Upgrades

STR-104.....................................STR-1001.....................................STR-1002


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