Linestage Preamplifier Grandioso C1X SOLO
All instruments start to breathe naturally and dynamically on a inky black background of silence. A gem of preamplifier created by the wisdom of Esoteric.
The Esoteric Grandioso C1X Solo Preamplifier is a flagship model with a dual mono configuration, powerful buffer amplifier and ES-Link Analog current transmission. It includes all of Esoteric's wisdom and technological innovations in an elegant, compact design.
Key Features
- Full dual monoblock configuration in a one-piece chassis
- Dual-balanced configuration with 4 circuits per channel for thorough low noise
- “Ultra-Fidelity Attenuator System” with 1,120 steps @ 0.1dB intervals
- Discrete amplifier module “IDM-01”
- 3 inputs and 2 outputs of ES-Link Analog, a unique and proprietary current transmission system
- 2,000V/µs slew rate current transmission enhanced output buffer circuit
- Esoteric-HCLD (High Current Line Driver)
- 2 XLR outputs and 2 ES-Link Analog outputs for a multi-power amplifier system
- 5 transformers: 4 large toroidal transformers for audio system and 1 R-core transformer for control system
- Input switching circuit with FET elements ensure great sound and long life
- Smooth feeling control knob with high precision ball bearings
- Gain adjustment per input: ±18dB (0.1dB step), and L/R balance adjustment: ±6dB (0.1dB step)
- AV-thru function that allows the coexistence of AV surround and pure 2-channel (selectable input terminals)
- Editable source device names on the readout
- Various functions such as dimmer function, mute function, automatic display off setting, etc.
- Large volume font for better visibility
- RS-232C terminal for external control
- DC trigger input/output for system power on/off
- Double-face remote control to operate Esoteric source devices (RC-1334)
Spec description
Analog Audio Inputs | |
XLR/ES-Link Analog | × 3 pairs |
Input Impedance | 50kΩ |
Input Sensitvity | 500mV (at rated output) |
Maximum Input Level | 11.7V |
RCA | × 2 pairs |
Input Impedance | 500kΩ |
Input Sensitvity | 500mV (at rated output) |
Analog Audio Outputs | |
XLR | × 2 pairs |
Output Inpedance | 30Ω |
Rated Output | 2V |
Maximum Output level | 17V (1kHz, 0.003%) |
ES-Link Analog | × 2 pairs |
Output Impedance | 30Ω |
Extrenal Control | |
RS-232C | |
Connector | S-sub 9pin × 1 |
Trigger Input | |
Connector | 3.5mm Monaural mini jack × 1 |
Input Level | 12V, 2mA |
Trigger Output | |
Connector | 3.5mm Monaural mini jack × 2 |
Output Level | 12V, Total 100mA maximum |
General | |
Power | |
AC 120V, 60Hz | |
AC 220-240V, 50Hz | |
Power Consumption | 22W |
Standby Power | 0.3W when RS-232C Remote control is disabled, 1.0W when enabled |
Overall Dimensions (W×H×D) | 445 × 132 × 449mm (including protrusions) |
Weight | 27.5kg |
Included Accessories | Power cord × 1Remote control (RC-1334) × 1AA batteries × 2Felt pads × 4Owner's manual × 1Warranty card × 1 |
Frequency Response | 1Hz to 150kHz (–3dB, XLR) |
S/N Ratio | 120dB (2V input, IHF-A, XLR) |
Total Harmonic Distortion | 0.00035% |
Gain | 12dB |