The monoblocks control the kef r7 drivers very well
The System
Burson
Burson Timekeeper 3X GT · Power amplifier (monoblock / stereo) · discontinued
- Power: 8 Ω: 110 (high gain); 30 (low gain) · 4 Ω: 180 (high gain); 55 (low gain)
- Output impedance: <0.015 Ω (20 Hz-20 kHz)
- Gain: 29 dB; 2 gain levels (high / low)
- Inputs: 1x RCA; 1x XLR
- Input impedance: 100 kΩ (SE); 200 kΩ (balanced)
- Outputs: speaker binding posts
- Other: Model R300 (“GT3”); max power 210 W; THD <0.03% @ 1 kHz; S/N 108 dB; Super Charger 32V/6.5A
Also in the system
Denafrips Ares II · DAC: discrete R2R ladder DAC (NOS / OS modes) · discontinued
- Frequency response: 20 Hz – 70 kHz (-3 dB)
- Output impedance: 625 Ω (RCA); 1.25 kΩ (XLR)
- Output voltage: RCA 2.2 V · XLR 4.4 V
- Inputs: USB (PCM to 1536 kHz, DSD1024); 2x coaxial; 2x Toslink (24/192, DSD64 DoP)
- Outputs: RCA; XLR
- DAC / chipset: discrete R2R ladder (no DAC chip); FPGA DSP; STM32 USB
- Other: THD+N 0.004%; S/N 115 dB; dynamic range >119 dB; crosstalk -124 dB; <=20 W; 215 x 230 x 45 mm
Specs from manufacturer data unless a source below says otherwise. “calc.” values are worked out from those figures (V = √(P × R); 110 dB SPL used as a loud reference level). Gear listed without specs is not in our spec library yet.
