300 BPS DCM-5 Modem (260-1177) Specifications Faxback Doc. # 5838 RECEIVER SENSITIVITY: -40dBm TRANSMIT LEVEL: -13 dBm, +1/-3 dBm LINE IMPEDANCE: 600 ohms BAUD RATE: 300 PULSE: 10 Pulse per second TONE: 100 ms (smm 08/26/93)