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Rolls RS81B

Digital Quartz PLL Synthesized AM/FM Tuner

Product Code 74265

Retail Price
$375
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$285.00
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Manufacturer
Rolls

The RS81B is a single rack space Phase Lock Loop digital AM/FM Tuner designed and built for professional applications such as remote radio station trucks and repeaters, church and school installations, as well as night clubs and restaurants.



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MPN: RS81B
UPC: 675889008111

  • Up to 30 FM and AM stations may be stored.
  • RDS ( Radio Data System) Display.
  • Retains presets when power is off.
  • Large LCD digital display.
  • Auto Search function.
  • Standard 1 space EIA rack chassis.
  • 3.5mm Headphone output, XLR outputs.
  • Signal strenth LED meter indicator.
  • Remote included.
  • Tuning Range: 87.5-108MHz
  • 3 dB Limiting: 12dB
  • Image Rejection: 53dB
  • Usable sensitivity mono IHF: 9dB
  • Selectivity: (-70KHz : +90KHz)
  • S/N Ratio at 1 mV Mono: 52dB
  • Stereo: 50dB
  • THD at 1 mV 40 kHz deviation: 0.18%
  • Stereo Separation: 28dB
  • Auto Scan Sensitivity: 23dB
  • AM Suppression Mod: 52dB
  • Antenna Input Impedance: 75 Ohms
  • AM SECTION:
  • Tuning Range: 530 - 1710 kHz (10 kHz increm.)
  • 522 - 1611 kHz (9 kHz increm.)
  • IF Frequency: 450KHz
  • Usable Sensitivity: 28dB
  • Auto Scan Sensitivity: 41dB
  • S/N Ratio at 5 mV/M: 46dB
  • 6 dB Bandwidth: 7KHz
  • Image Rejection: 42dB
  • A.C.A. +/- 9 kHz: 46dB
  • AGC Action: 43dB
  • THD at 5mV/M: 0.40%
  • Antenna Input Impedance: 300 Ohms
  • Size: 19" x 1.75" x 7"
  • Weight: 7.1 lbs. (3.2 kg)


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