02-04-2011, 03:29 PM
On the car radio the 6v version has the heaters in parallel, and in the 12v version a series/paralel arrangement using the dial bulb as the 'sixth'. The instructions warn you that you must use the correct bulb in the 12v version. The valve line-up is EF8, EK2, EBF2, EBF2 and EL2.
Alan
Alan






