RFT RX 81 Tonica

Data[edit]

General

  • Manufacturer: Robotron (RFT)
  • Model: RX 81 Tonica
  • Years of manufacture: 1988 -
  • Manufactured in: DDR
  • Color: oak brown, dark brown, black
  • Remote control: no
  • Dimensions W x H x D: 390 x 125 x 317 mm
  • Weight: 9,0 kg
  • Price: 1760,- M


Technical data:

  • Operating voltage: 220 V, 50 Hz
  • Power consumption: 135 W
  • Wave range MW: 525...1610 kHz
  • Wave range KW: 5,95...6,2 MHz
  • Wave range VHF: 87.5...108 MHz

AM section

  • Sensitivity: 100 µV
  • selectivity: 50 dB
  • Upper cut-off frequency: 2.3 kHz
  • IF noise ratio: 40 dB

FM part

  • Sensitivity mono: 1.2 µV
  • selectivity: 60 dB
  • Upper cut-off frequency: 15 kHz
  • Spurious voltage spacing: 60 dB
  • IF noise ratio: 60 dB
  • Crosstalk attenuation at 1 kHz: 40 dB

AF section

  • sinusoidal output power: 2 x 25 W at k = 0.5 %
  • Distortion factor at f = 1000 Hz ; 25 W: 0.5 %
  • Frequency response: 20 - 20000 Hz
  • External voltage spacing at 25 W: > 55 dB
  • Crosstalk attenuation at 1 kHz: > 45 dB
  • Adjustment range "bass" at f = 40 Hz: +/- 12 dB
  • Adjustment range "Treble" at f = 14 kHz: +/- 15 dB
  • Adjustment range "Balance": +/- 6 dB


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