02-27-2013, 06:43 PM
You may be thinking of the 37-33F, which only has two knobs and a dial like a 37-84, but is battery operated. There is also the 37-33B cathedral, which looks identical to a 37-84 but, again, is battery operated.
http://www.philcoradio.com/gallery/1937a.htm#b
http://www.philcoradio.com/gallery/1937a.htm#b
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Ron Ramirez
Ferdinand IN