Difference between Internal and External Modem
Internal Modem | External Modem |
---|---|
It has built-in UART. | It doesn’t have built-in UART. They use the computer’s serial port as UART. |
Its Price is low as compared to external modem. | It is comparatively high in price. |
For internal modem, user doesn’t need to buy any external accessories. | In an external modem, RS232 interface cable has to be brought. |
It is hard to transfer the internal modem to another computer. | The external modem can be moved easily. |
It is present inside the computer. | It is present outside the computer. |
It can insert into a vacant expansion slot. | It cannot come into the expansion slot. |
No holder case is required. | Holder case is required. |
It is incompatible with different kind of PCs. | It is compatible for all kind of PCs. |
The user is unable to see the status of the modem directly. | The user can check the status of the modem directly. |
Difference between Internal and External Modem
Modem stands for Modulator/Demodulator that modulates and demodulates electrical signals sent over telephone lines, coaxial cables, or other types of cables or we can say that they convert digital data from your computer into analog signals that can be transmitted over the cable, as well as modem translate incoming analog signals back into digital data that your computer can understand. In this article, we are going to discuss what is a modem and its types, and the differences between types of modems.