Welcome to VisBis
VisBis is the subsidiary of Luminatek company in the business of helping other companies develop products. Our engineers have many years of experience in a wide variety of fields. We now concentrate on helping other companies engineer their power needs--batteries, power supplies, inverters and D.C. to D.C. converters.
We not only engineer products, but
we also manufacture products both in Utah and in China. This helps our
customers and keeps us in lasting, long term relationships with both our
customers and our factories. We are truing to be cost effective and sell our products to smallest mark up. Very often we modify our existing products to your needs. For our buyers from North America, please go to Powerstream website.
News/Info
Li-po, Li-ion Battery Capacity needed for given Load Currents, approximation calculator
This is a simplified battery capacity calculator to estimate the needed battery capacity if you have known load currents. You need to know: a. Time needed to run your loads in hours b. Load currents in A.
How efficient solar panels and can they power your electronic?
This material is giving examples of real solar powered devises and discussing how bad it is in reality!
Fun with CFL or UV light bulbs and electronic balast
Here we will talk about powering those light bulbs with dc "ballasts" or better say DC power supplies or converters.
