The Sony GVD200 Portable VCR requires a 3.5 watt external power adapter.
12 volt dc current output
It depends on where the power source is needed. In portable equipment for starting engines or portable equipment like cordless saws, drills, or lights a battery is the preferred method of power. In indoor stationary charging equipment for portable phones for example a continuous supply of AC power being converted to DC is more convenient than have batteries around the home that have to be charged when running low on voltage.
No you must plug it in it is not a portable untit
A USB hard disks that does not require a power supply is powered by your computer via the USB connection. Where as others require an external power supply because of the amount of power they require. It is usually a "wall wart" type that plugs in to your wall socket with a lead that plugs in to the disk drive.
Many companies produce portable power supplies. Some of the most reputable brands are Stanley, Wagen, RoadPro, Odyssey, Pulse Tech, and Custom Accessories.
it depends on if its household or portable, household would depends on where ur located in jamaica it would be 110v, for portability both here and abroad it would be 12-19v. i have a portable 800watt power for my household entertainment and its power supply is 12v, over 7amps.
The power supply for the Sunpentown WA-1340DH Portable Air Conditioner/Heater Combo is 115V / 60Hz.
A faulty power supply does not supply any power at all to a computer or supplies incorrect voltages. Most of the time faulty power supplies are not serviceable and require replacement.
Portable Tv's are a great choice if your on the go and don't want to miss anything. They are lighter and small, also they require some sort of power usually from batteries or a power cord.
This unit will require the PWM power supply system
SLI
The most popular brands of portable power generators are Sumo, SDMO and Evolution EVO-System. Your choice should depend on 3 factors: purpose, stability of power supply where you intend to implement it and cost(purchase and maintenance). The Sumo brand meets most of the criteria as most of their power generators are portable, cheap and have a moderate capacity.