The ARBITRON Analog Studio AM Backup Encoder 1000-1147 is a high-quality electronic device designed for use in broadcasting studios. Made by the reputable brand ARBITRON in the United States, this backup encoder is a reliable component for ensuring uninterrupted audio transmission. With its specific model number 1000-1147, this product is tailored to meet the needs of professionals in the broadcasting industry. Whether used for backup purposes or as a primary encoder, this ARBITRON device is a valuable asset for maintaining audio quality and functionality in a studio setting.