Sonic Farm Xcalibur JC

Professional music gear - detailed information and where to buy

Sonic Farm Xcalibur JC

Sonic Farm

Xcalibur JC

4.4 Expert Rating

Product Info

Article Number: 534788
Model: Xcalibur JC
Category: Preamps
Price: $3,298.90

* Prices may vary. Check retailer for current pricing and availability.

The Xcalibur JC is a serious preamp for those chasing a vintage tube sound with modern flexibility. It’s perfect for engineers and producers who need a colored preamp with serious gain and a touch of saturation to add warmth and character to vocals, guitars, and bass. The blend control is a stroke of genius for dialing in the perfect amount of drive.

Product Description

  • Sonic Farm Xcalibur JC
  • Saturation Preamplifier
  • A 2-channel microphone preamplifier and saturator for processing line and instrument signals
  • Class-A tube circuit with EF86 tubes
  • Input transformers for microphone and line inputs available
  • Up to +68 dB gain for the microphone input and +48 dB for the line and instrument signals
  • A switchable saturation stage consisting of an EF86 tube and a FET transistor
  • Switchable high-pass and low-pass filters for the saturation stage
  • Separate controls for clean and drive level as well as blend control
  • The output level is separately adjustable
  • Cinemag output transformer (solid-state stage alternatively selectable)
  • Phantom power: +48 V
  • Pad switch: 15 dB
  • DI input for instruments (input impedance: 2.2 MOhm)
  • Phase reverse switch
  • A switchable bass and treble boost (with two stages each)
  • The input impedance is switchable between 10 kOhm
  • 900 Ohm and 2400 Ohm
  • Switchable high-pass filter (80 Hz or 160 Hz)
  • Frequency response: 10 Hz - 50 kHz (+/- 3 dB)
  • Maximum output level: +32 dBu
  • 2x Microphone input (XLR)
  • 2x Line input (XLR)
  • 2x Line/instrument input (6.3mm jack)
  • 2x Line output (XLR)
  • Ground lift switch
  • Dimensions: 19" / 1HE
  • Weight: 6.9 kg
PROS
  • • EF86 tube saturation delivers a uniquely warm, harmonically rich character.
  • • Cinemag output transformer provides exceptional transient response and low noise.
  • • High gain (+68dB mic) handles ribbon mics and quiet sources effortlessly.
  • • Solid build quality; feels like a studio workhorse built to last.
CONS
  • • Premium-priced, a significant investment for most home studios.
  • • Limited channel count; only two channels restricts large tracking scenarios.
  • • FET saturation can be aggressive; requires careful gain staging.

Product Video

Key Features

Channels 2
Preamp Type Class-A Tube (EF86)
Gain Range +68 dB (mic), +48 dB (line/instrument)
Phantom Power +48 V
Connections XLR, TRS, DI Input (2.2 MOhm)
Weight 22 lbs

Similar Products

KNA Pickups PAS-24 Audio Interface - USB Audio Interfaces

KNA Pickups PAS-24 Audio Interface

USB Audio Interfaces

$142
Audio Interface, Studio quality with 24-bit/192 kHz, Loopback function, Controls:...
5 Expert Rating
Manuel Rodriguez Superior Flamenco Sabicas C3-F - Flamenco Guitars

Manuel Rodriguez Superior Flamenco Sabicas C3-F

Flamenco Guitars

$957
Flamenco Guitar, Top: Solid European Carpathian spruce, Back and...
4.8 Expert Rating
Ibanez GRGR221PA-AQB Bundle - ST Style Guitars

Ibanez GRGR221PA-AQB Bundle

ST Style Guitars

$325
5 Expert Rating
Line6 Pod GO Bundle - Guitar Multi Effects

Line6 Pod GO Bundle

Guitar Multi Effects

$614
4.6 Expert Rating
Fluid Audio FX80 V2 Bundle - Active Nearfield Monitors

Fluid Audio FX80 V2 Bundle

Active Nearfield Monitors

$403
4.4 Expert Rating
Palmer Monicon S G2 - Studio Monitor Controllers

Palmer Monicon S G2

Studio Monitor Controllers

$54
Passive Monitor Controller, Inputs: 1 x Stereo (RCA), Outputs: 1x Stereo (RCA), MONO switch for...
4.7 Expert Rating
Ekustik Woody Queen Absorber Oak Creme - Broadband Acoustic Absorbers

Ekustik Woody Queen Absorber Oak Creme

Broadband Acoustic Absorbers

$318
Absorber, For medium and high frequencies, For optimising the room sound in...
4.6 Expert Rating
Kawai K-200 ATX 4 WDB Piano - Pianos

Kawai K-200 ATX 4 WDB Piano

Pianos

$9,119
Piano, With AnytimeX-4 equipment, Millennium III mechanics with ABS carbon parts of...
4.5 Expert Rating

Frequently Asked Questions

The 1073 has a more compressed, mid-forward character. The Xcalibur JC’s EF86 saturation is more open and harmonically complex, leaning towards a more vintage, British tube sound.
Yes, the 2.2 MOhm impedance is ideal for bass. It provides a full, round tone without losing low-end frequencies.
It excels at saturation, but the clean gain and blend control allow for subtle enhancement and coloration; it's versatile, just be mindful of the gain staging.

We use cookies to improve your experience. Learn more