The ACC520 is a high stability two-tone decoder used for selective calling systems, for use with a slow speed, low (280 - 1450 Hz) such as Motorola's Quick Call, GE Type 99, and RCA's 1 + 1.

Features

• Low current drain
• Field tunable
• Audio mute
• Pulsating call light
• Tone alert
• PTT and monitor reset control functions
• Comes with drawings and instructions for installation and use

Specifications

• Two tone Signal Format
• 375mS detect time
• 1250mS Interdigit time
• ≥20 Hz Interdigit separation
• 280-1450 Hz Frequency Range
• >50K ohms Input Impedance
• 10mVrms to 2Vrms Input sensitivity
• Better than +0.5% Frequency stability
• 5.5 - 10.0 VDC Operating voltage
• 5mA Operating current
• ±1.50% Band width
• -20°C to +80°C Operating temperature
• Discontinued by Manufacturer