A hot water heater can produce a rotten egg odor when it is turned on. To determine if the odor is from the hot water heater, go the a sink closest to the water heater and fill a glass with water from the hot water faucet and a second glass from the cold water faucet and smell them.
Typical costs: 1  A cable modem costs $40-$90. For example, Circuit City, an online-only retailer, sells the standalone Motorola SURFboard SB5105 cable modem for $60. 2  Some cable modems are combination devices with routers, which create a wireless network. These devices cost $80-$200. The more expensive units allow for faster rates of transfer. Amazon, for example, sells the Motorola SURFboard SBG900 DOCSIS 2.0 cable modem and router combo for $120.
: If you have a broadband connection to the Internet (DSL service or a cable modem), then you already have a fast enough connection to share with multiple computers. The trouble is, most cable and DSL modems have just one jack to connect a personal computer to, usually via an Ethernet cable.hen connect your computer to one of the wired jacks of your router with another Ethernet cable-or use wireless, if your computer has wireless capability. If not, as I've mentioned, you can buy a separate USB wireless (WiFi) adapter for under $30.