300 BPS Internal Modem (250-1017) Specifications Faxback Doc. # 4949 COMPATIBILITY: RECEIVER SENSITIVITY: -35 dBm MODEM: Bell 103 TRANSMIT LEVEL: -13 dBm DIALER: Hayes, Tandy Command TONE DIAL LEVEL: N/A DATA RATES: 300 baud LINE IMPEDANCE: 600 ohms SPEED SELECT: Automatic RINGER EQUIVALENCE: N/A CMD BUFFER: 40 Characters MODULATION: SPEAKER: On 300 BAUD: Frequency Shift DATA FORMATS: 8 bit, no parity; 7 bit Keyed (FSK) even, odd or no parity. DIALING: Pulse (10 pps) TESTING MODES: Analog self-test. Tone (100 mS) OPERATION: ERROR CONTROL: (css 07/29/93)