For printers, about 10 meters (depends on the printer). Have fun.
18 inches (45cm)
Parallel cables are typically used to connect a printer to a computer. It is a long cord with a broad, flat plug on either end. The recommended maximum length of a parallel cord is 6 feet.
The current maximum length for a serial cable is around 50 meters. Different cables have length limits with the maximum varying.
The maximum length of a 1000ft Cat6 cable for networking is 328 feet.
Depends what you mean by a serial cable - Fibre, Ethernet, RS232, RS485, RS422, USB, HDMI, SMPTE292 are all examples of serial communications media. RS232 max length 50 ft Ethernet max length 100 m
The maximum length of a Cat3 Ethernet cable that can be used for networking purposes is 100 meters.
100
1480 METERS
The maximum length of a 1000 ft Ethernet cable for network connections is 328 feet.
The maximum length of a cat 5 e cable with out a repeater is 100meters
40 Pins and 80 wires. Maximum recommended length is 18" but can purchase 24" cables.
The maximum length of a Cat 3 Ethernet cable that can be used for networking purposes is 100 meters.