KX-R Twenty : preamplifier
Specifications

Input Impedance
2 Mohm balanced (1 Mohm per phase)

Output Impedance
300 ohm balanced (150 ohm per phase)

Frequency Response
DC - 250 kHz

Power Consumption
35 watts in standby or normal operation
65 watts with remote control active

Dimensions
17.25" W x 11.5" D x 3.75" H
(43.8cm x 29.2cm x 9.5cm)

Weight
40 pounds 18 kg

Features
  • Variable Gain Transimpedance (VGT) volume circuit
  • Ayre's exclusive Diamond output circuit
  • AyreLock power supply
  • zero-feedback, fully-balanced discrete circuitry
  • 60 step volume control, each of 1.0 dB
  • Equilock circuitry for active gain devices
  • Input ground switching for true source isolation
  • Eight inputs: four balanced, four single-ended
  • Two balanced outputs, two balanced tape outputs
  • Dimmable silent-mode fluorescent display
  • Ultra-high-speed circuit board material
  • Fly-by-wire control system
  • Solid aluminum monocoque chassis
  • Ayre Conditioner Power-Line RFI Filter
  • Programmable processor pass-through input
  • Full-function remote control operation