Detailed Product Description

DSU128  2wire 128Kbps Baseband Modem

1) Work mode: 2-wire private line; full duplex

2) Data transmission rates: synchronous 128K, 64K, 48K, 38.4K, 19.2K, 9.6K, 4.8K,
2.4K, 1.2K, 0.6Kbps
3) Asynchronous 38.4K, 19.2K, 9.6K, 4.8K, 2.4K, 1.2K, 0.6Kbps

 4) Transmission mode: synchronous or asynchronous

5) Line interface: impedance 135 ohms, physical interface RJ45, with pin 4 and pin5 (the middle two lines)
6) Transmission features: transmission distance is up to 7.5km in the line at 0.5mm
diameter and 24AWG
7) Transmission distance is up to 5.3km in the line at 0.4mm diameter and 26AWG (loop
impedance <1,400 ohms)
8) Clock: internal clock, external clock and slave clock

9) Test methods: local analog loopback test, local digital loopback test and remote
loopback
10) DCE interface: V.35 interface, DB25 female socket

11) V.24/RS232C RS232 interface, DB25 female socket

12) Power supply: 220V AC±10%, 50Hz; 48V DC (optional)

13) Power consumption: 5W

14) Dimensions (L x W H): 225mm x 145mm x 40mm (9" x 5.8" x 1.6")

15) Temperature: 0 ~ 40°C

16) Humidity: 0 ~ 95%