Superb Old Labtech Speakers to add to my RV without 120 Volt AC
The Labtech AC adapter's output is 15VDC 1000ma.
Using my existing 12VDC power supply (2 - 6VDC inline Deep charge Batteries)
may I boost this output to 15VDC by adding 2 ?or? 3 Duracell Rechargeable AA batteries.
Duracell...