Monoblock Power Amplifier “Stella” Angstrom Audiolab

The amplifier is completely hand crafted.

Technical data sheet

  • Output power: 100Watt in pure Class A
  • Push Pull configuration with triode tubes
  • Two output toroidal transformers per channel in “Circlotron” connection
  • Transformers total output power: 370 Watt
  • Pure symmetric balanced circuit
  • Zero feedback
  • n. 6 independent power supplies
  • Output tubes: n. 12 EL34/channel
  • Input/Driver stage: n. 6 ECC82/channel
  • Gain: 24 dB
  • Slew rate: 20 V/µs
  • Rise time: 1.9 µs
  • Frequency response: 16hz to 120khz
  • Power Supply energy storage: 300 Joule
  • Point to point wiring with Mil-16878 Litz silver/copper wire with high temperature Teflon insulation
  • Vishay/Rodenstein capacitors MKT1813, MKP1840, MKP1841 series
  • All resistors VishayCPF &RN65d series
  • Power consumption at max power: 500 Watt at rated output; 900 Watt at max. power (370 in idle)
  • Dimensions: 17.71” x 7,87” x 16.34” (W x H x D)
  • Weight:  99.20 lb (45 Kg).

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