
Rolls RS81B Digital Quartz AM/FM Tuner
Digital Quartz PLL Synthesized AM/FM Tuner 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.Remote has a 225mAh CR2032 lithium battery.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 W/225mAh CR2032 lithium battery 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)