Rolls RS81B
Digital AM/FM Tuner with Remote

OUR PART #  RS81B


The Rolls RS81B Quartz PLL Synthesized AM/FM Tuner 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.

Rolls RS81B Features:

  • 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

Rolls RS81B Specifications:

  • 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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Rolls RS81B
Digital AM/FM Tuner with Remote

OUR PART #  RS81B

Product Information:

The Rolls RS81B Quartz PLL Synthesized AM/FM Tuner 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.

Rolls RS81B Features:

  • 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

Rolls RS81B Specifications:

  • 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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