07-09-2014, 02:35 PM
If your radio is a model 48, the Philco p/n for the bulb is 6608, which is a #46 bulb. Available at Radio Shack:
http://www.radioshack.com/product/index....e=Category
http://www.radioshack.com/product/index....e=Category
Carl
Northern Panhandle, WV