PRE-DACS & PREAMPLIFIERS

PRIMARE  SC15 Prisma

Variable-Output AKM AK4490 DAC / Streamer / Media Control Center / APP-based Remote

IN/Analog

1 x RCA

1 x 3.5mm

OUT/Analog

1 x RCA

1 x 3.5mm

IN-Digital

1 x USB / 3 x TOS

1 x 3.5mm

OUT-Digital

1 x USB

1 x S/PDIF RCA

Other

USB-A

Ethernet

PRIMARE  PRE35 Prisma

Variable-Output, 32bit PCM / DSD DAC / Streamer / Media Control Center / APP-based Remote

IN/Analog

3 x RCA

2 x XLR

OUT/Analog

2 x RCA

2 x XLR

IN-Digital

1 x USB / 4 TOS

2 x RCA

OUT-Digital

1 x USB

1 x S/PDIF RCA

Other

USB-A

Ethernet

EXOGAL Comet

32 bit Digital Volume Control, PCM 32bit/384khz & DSD DAC - IOS / Android APP-based Remote / Physical Remote

IN/Analog

1 x RCA

- 

OUT/Analog

1 x RCA

1 x XLR

IN-Digital

1 x AES / 1 x USB

1 x TOS / 1 x RCA

OUT-Digital

1 x EXONET

-

Other

1 x HPA Out

-

EXOGAL Comet Plus  w/PSU Upgrade 

32 bit Digital Volume Control, PCM 32bit/384khz & DSD DAC - IOS / Android APP-based Remote / Physical Remote

IN/Analog

1 x RCA

- 

OUT/Analog

1 x RCA

1 x XLR

IN-Digital

1 x AES / 1 x USB

1 x TOS / 1 x RCA

OUT-Digital

1 x EXONET

-

Other

1 x HPA Out

Premium PSU

AMR DP-777 SE

DAC/PRE - Dual DAC / Classic Multibit NOS & 32 bit Hi-DEF / Buffer Pre Stage -71 step attenuator / Tube output/input

IN/Analog

2 x RCA

-

OUT/Analog

1 x RCA

1 x XLR

IN-Digital

2 x TOS

1 x USB/2 x AES

IN-Digital (2)

2 x S/PDIF

2 x BNC

Other

6N1P-EV x 2

6N11P x 1

QUAD ARTERA PLAY +

DAC / PRE / CDT - Sabre 32 bit PCM 384 - DSD 256 / aptX Streamer

IN/Analog

2 x RCA

-

OUT/Analog

1 x RCA

1 x XLR

IN-Digital

2 x TOSLINK

1 x USB

OUT-Digital

1 x S/PDIF RCA

1 x TOSLINK

Other

12v Trigger

-

ELAC DDP-2

4-IN-1 Component  Discrete FET PRE / AKM PCM 32/384 & 4x DSD DAC / Streamer / MQA & ROON/ Multi-DSP / HPA

IN/Analog

1 x XLR

2 x RCA

OUT/Analog

1 x XLR

2 x RCA

IN-Digital

USB / AES / TOS

LAN/I2S/2xRCA

OUT-Digital

-

- 

Other

HDMI

-

Audion Premier 0.5 - Line stage

Unity Buffer / Zero Gain Line Stage - PCB / hand assembled

IN/Analog

5 x RCA

OUT/Analog

2 x Main /RCA

Bandwidth

11 > 165Khz

Options

NO

Other

6922 x 2

1 x Tape

+/- 1 dB

-

-

Audion Premier 1.0 - Line stage / MM Phono

Unity Buffer / Zero Gain Line Stage - PCB / hand assembled

IN/Analog

3 x RCA /1xTape

OUT/Analog

2 x Main /RCA

Bandwidth

11 > 185Khz

Options

NO

Other

6922 x 2

1 x MM Phono

Phono Gain 46dB

-

-

Audion Premier 2.0  2-Box - Line stage / MM Phono / Hybrid

Unity Buffer / Zero Gain Line Stage - Point-to-point / hand assembled + Onboard SS MM Phono stage

IN/Analog

3 x RCA /1xTape

OUT/Analog

2 x Main /RCA

Bandwidth

11 > 185Khz

Options

NO

Other

6922 x 2

1 x MM Phono

Phono Gain 46dB

-

-

Audion Premier Quattro  2-Box - Line stage / MC Phono

Unity Buffer / Zero Gain Line Stage - PCB / hand assebled

IN/Analog

3 x RCA /1xTape

OUT/Analog

2 x Main /RCA

Bandwidth

20 > 205Khz

Options

NO

Other

6922 x 4

1 x MC Phono

Phono Gain 69dB

-

-

Audion Premier Quattro 4-Box - Line stage / MC Phono

Unity Buffer / Zero Gain Line Stage - PCB / hand assebled

IN/Analog

3 x RCA /1xTape

OUT/Analog

2 x Main /RCA

Bandwidth

20 > 205Khz

Options

NO

Other

6922 x 4

1 x MC Phono

Phono Gain 69dB

-

-

Balanced Audio Technology / VK-33 - Line stage

Uni-stage Design, Fully balanced, Shunt Volume Control, 6922 @ 5881 for CCS / Optional Phono

IN/Analog

3 x RCA

OUT/Analog

1 x RCA & Tape

Bandwidth

2 > 200Khz

Options

Phono / SS

Other

6922 x 6

2 x XLR

Gain 17dB max

-

5881 x 2 (CCS)

Balanced Audio Technology / VK-33 SE - Line stage

Uni-stage Design, Fully balanced, Shunt Volume Control, 6H30 @ 6C19 for CCS / Optional Phono

IN/Analog

3 x RCA

OUT/Analog

1 x RCA & Tape

Bandwidth

2 > 200Khz

Options

Phono / SS

Other

6H30 x 4

2 x XLR

Gain 18dB max

-

6C19 x 2 (CCS)

Balanced Audio Technology / VK-53 SE - Line stage

Uni-stage Design, Fully balanced, TFR OPT, Shunt Volume Control, 6H30 / Optional Phono

IN/Analog

3 x RCA

OUT/Analog

1 x RCA & Tape

Bandwidth

2 > 200Khz

Options

Phono / SS

Other

6H30 x 6

2 x XLR

Gain 18dB max

-

-

Balanced Audio Technology / REX 3 - Line stage

Flagship / 2-chassis, Uni-stage Design, Fully balanced, TFR OPT, Shunt Volume Control / Optional Phono

IN/Analog

3 x RCA

OUT/Analog

1 x RCA & Tape

Bandwidth

2 > 200Khz

Options

Phono / SS

Other

6H30 x 10

2 x XLR

Gain 18dB max

-

5AR4/6C19/6C45

QUAD / QC Twenty Four  - Line stage

Tube Line Preamplifier / Tim de Paravici design / fabulous 6111WA NOS tube complement

IN/Analog

5 x RCA

OUT/Analog

2 x RCA

Bandwidth

5 > 50Khz +/- 0.5dB

Options

Phono / SS

Other

6111WA x 1

2 x Tape

Gain 15dB/0.2% THD

-

-

AMC Weltronics  CVT 1030 MKII  - Line stage

Tube Line Preamplifier / Peter Bath design / MM/MC / optional 24/192 DAC / aptX Bluetooth / HPA Class A

IN/Analog

5 x RCA

OUT/Analog

2 x RCA

1 x XLR Option

Bandwidth

5 > 50Khz +/- 0.5dB

Options

DAC - $199

XLR Out 

Other

12AX7/12AU7

HPA Output

2 x Tape

Gain 15dB/0.2% THD

-

-

AUDIO HUNGARY  - QUALITON APR 204 MK2 Line Stage

ECC88 / 6922 Tube Line Preamplifier with ECC83 Tube MM Phono Stage / Remote / Super High Bandwidth Line circuit

IN/Analog

3 x RCA

OUT/Analog

1 x RCA /1 x XLR

Bandwidth

4 > 300Khz /-1dB

Options

na

Other

ECC83/6922

HPA Output

1 x MM Phono

Gain 12dB

-

MM Phono Stage

Audio Consulting / SWGLA - Line stage

Feed back free, unity gain solid state circuit as transformer drivers, Input & Output Silver Transformer-coupled

IN/Analog

3 x RCA

XLR - custom

OUT/Analog

1 x RCA

Other - Custom

Bandwidth

Not communicated

Gain 10dB

Options

Phase Switch

+ $ 1,200

Other

-

-

AMC Weltronics / XPi - Line stage

Symmetrical Solid State Circuit, Adjustable Input Levels, HP output, Biamping Output

IN/Analog

6 x RCA

1 x XLR

OUT/Analog

2 x RCA

1 x XLR

Bandwidth

5Hz -110kHz    

-

Options

-

-

Other

Bi-amp outputs

-

SWISSONOR / AM5 - Passive

Amplification by step-up transformers, Input selection by totally closed double relays, ALPS Blue Attenuator

IN/Analog

4 x RCA

-

OUT/Analog

1 x RCA

-

Bandwidth

11 Hz - 85 kHz -3dB

Gain 3dB or 9dB

Options

-

-

Other

Transformers :

Pair of 1:1.5 / 1:3 

SWISSONOR / P - Passive

Simplier is not possible. Four way input selector, ALPS Blue Velvet level attenuator and direct wiring

IN/Analog

3 x RCA

-

OUT/Analog

1 x RCA

-

Bandwidth

Not communicated

Gain 0 dB

Options

-

-

Other

-

-

Audion / Select TVC / Copper - Passive

TVC / Copper windings / Seidan 23 way switch fitted and with a ground loop lift switch 

IN/Analog

5 x RCA

-

OUT/Analog

2 x RCA

1 x Tape

Bandwidth

Not communicated

Gain 3 or 6dB

Options

Silver TVC

WBT RCAs

Other

Copper TVC

Ground Lift

Audion / Select TVC / Silver - Passive

TVC / Copper windings / Seidan 23 way switch fitted and with a ground loop lift switch 

IN/Analog

5 x RCA

-

OUT/Analog

2 x RCA

1 x Tape

Bandwidth

Not communicated

Gain 3 or 6dB

Options

Gold RCAs

WBT RCAs

Other

Silver TVC

Ground Lift

Audio Consulting / Silver Rock TVC - Passive

Line preamplifier. silver wire transformer volume control achieving very low output Z, gain of 10dB

IN/Analog

3 x RCA

XLR - custom

OUT/Analog

1 x RCA

Other - Custom

Bandwidth

Not communicated

Gain 10dB

Options

Phase Switch

+ 6dB Version

Other

WBT RCAs

Black Finish

Audio Consulting / Silver Rock Meteor AVC - Passive

Passive Autoformer Volume Control,Toroidal Cryo silver magnetics, 22 algorithmically set outputs, 75 ohms DCR

IN/Analog

1 x RCA

- 

OUT/Analog

1 x RCA

-

Bandwidth

up to 2 MHz

Gain 0dB

Options

3 Switch Box

see below

Other

PRI inductance

80 Hy

Audio Consulting / AVC - 3 SWITCH BOX FOR METEOR AVC

The Meteor AVC can be transformed into a 3 switchable input AVC by adding a specifically designed input box

IN/Analog

3 x RCA

- 

OUT/Analog

1 x RCA

-

Bandwidth

na

-

Options

-

-

Other

-

-

TRI ART AUDIO / B-Series Preamplifier - Quasi-Passive 

Shunt Resistor design, Isolation Transformers / Balanced Output, 5670 Tube-buffered Linear DC power supply, Remote.

IN/Analog

5 x RCA

1 x XLR

OUT/Analog

2 x RCA

1 x XLR

Bandwidth

Not communicated

-

Options

-

-

Other

Chassis with

Acoustic Waffling