Almost any type of computer will work. Most commercial software requires computers to running on at least 4 megabytes of ram. Less than that, and you many find that the software will not operate.
Modems come in different speeds.
Many people are giving away their old modems, so the cost may be closer to zero. If you are planning on using a graphical interface and have any interest in the WWW, a 28,800 baud modem is the one to buy. M bps 3. While most modems come with software, you will probably end up using software provided free by your Internet service provider. Telephone connection You can connect your modem to any standard telephone outlet.