


Brand: Esoteric
Esoteric Grandioso E1 Flagship Two-chassis Phono Pre-amplifier
Esoteric Grandioso E1 is a flagship two-chassis phono pre-amplifier for uncompromising analogue listening, combining unique MC balanced current inputs, a dedicated optical cartridge input, and fully balanced dual-mono discrete amplification to reveal exceptional detail, dynamics, and tonal purity. Esoteric Grandioso E1 supports selectable and custom EQ curves, cartridge demagnetisation, a subsonic filter, and mono mode to match historic standards and modern pressings with precision. Esoteric Grandioso E1 includes a 3-year warranty for long-term assurance.
To secure a unit, contact us for availability and lead time to arrange your order and delivery schedule.
Specifications
Esoteric Grandioso E1 Flagship Two-chassis Phono Pre-amplifier
Specification | Value |
---|---|
Product |
Balanced Phonostage Preamplifier |
Model |
Grandioso E1 |
Inputs connectors xlr |
3 pairs (for MC current input) |
Inputs connectors rca |
1 pair (for MC/MM voltage input) |
Inputs connectors optical (rca) |
1 pair (for optical cartridges) |
Rca load resistance mc |
10 Ω, 50 Ω, 100 Ω, 200 Ω, 560 Ω |
Rca load resistance mm |
47 kΩ |
Rca load capacitance mm |
100 pF, 220 pF, 320 pF |
Outputs connectors xlr/esl-analog (switchable) |
1 pair |
Outputs connectors rca |
1 pair |
Output impedance xlr |
50 Ω |
Output impedance rca |
18 Ω |
Audio performance riaa deviation |
±0.3 dB |
Rated output xlr |
2 V |
Rated output rca |
1 V |
Maximum output (1% distortion) xlr |
6.6 V (XLR, RCA input) / 12 V (OPTICAL input) |
Maximum output (1% distortion) rca |
3.3 V (XLR, RCA input) / 6 V (OPTICAL input) |
Input sensitivity (1khz) mc (current input) |
1.2 mV |
Input sensitivity (1khz) mc (voltage input) |
0.5 mV |
Input sensitivity (1khz) mm (voltage input) |
10 mV |
Input sensitivity (1khz) optical |
50 mV |
Gain mc (current input) |
65 dB (XLR output) / 59 dB (RCA output) |
Gain mc (voltage input) |
72 dB (XLR output) / 66 dB (RCA output) |
Gain mm (voltage input) |
46 dB (XLR output) / 40 dB (RCA output) |
Gain optical |
32 dB (XLR output) / 26 dB (RCA output) |
Current gain adjustment range |
–9 to 0 dB (in 3 dB steps) |
Voltage gain adjustment range |
–6 to +4 dB (in 2 dB steps) |
Equalizer frequencies low limit (hz) |
50, 71, 100 |
Equalizer frequencies turnover (hz) |
800, 630, 500 (RIAA), 400, 350, 300, 250, FLAT |
Equalizer frequencies roll off (10khz db) |
−16, −13.7 (RIAA), −12.7, −12, −10.5, −8, −6, FLAT |
Total harmonic distortion mm |
0.008% (1kHz, 22k LPF, rated output) |
Total harmonic distortion optical |
0.02% (1kHz, 22k LPF, rated output) |
Subsonic filter |
16 Hz, −6dB/octave |
Power consumption |
48 W |
Power consumption (in standby) rs-232c off |
0.3 W |
Power consumption (in standby) rs-232c on |
0.7 W |
External dimensions main unit (w×h×d) |
445 × 131 × 445 mm / 17 ⅝” × 5 ¼” × 17 ⅝” |
External dimensions power supply/control unit (w×h×d) |
445 × 131 × 451 mm / 17 ⅝” × 5 ¼” × 17 ⅞” |
Weight main unit |
20.7 kg / 45 ¾ lb |
Weight power supply/control unit |
23.4 kg / 51 ⅝ lb |
Product Details

Esoteric Grandioso E1 Flagship Two-chassis Phono Pre-amplifier
Sale price$69,500.00 AUD