Model Name Model # Picture Year Tubes Description
R20
R20
1925-26 2 Regenerative radio; Used NE R-215A peanut tubes. Cabinet  holding batteries with tubes accessible by lifting top.
R21
R21
1925-26 3 Regenerative radio. Used NE R-215A peanut tubes, Cabinet  holding batteries with tubes accessible by lifting top.
R22
R22
1925-26 3 R21 chassis designed to slip vertically into the cabinet of a Victrola 210 or 211 phonograph.
R23
R23
1925-26 3 R21 chassis designed to slip horizontally into the cabinet of a Victrola 80 phonograph.
R24
R24
1925-26 3 Regenerative radio; Used NE R-215A peanut tubes, Cabinet with battery compartment at rear.
R30
R30
1925-26 5 TRF table radio. Used NE R221-D  tubes. Has fold-in front cover.
R31
R22
1925-26 5 R30 chassis designed to slip vertically into the cabinet of a Victrola 215-S, 400-S, 405-S or 410-S phonograph.
R40
R40
1925-26 7 Superheterodyne radio. Used NE R-215A peanut tubes, Cabinet  holding batteries with tubes accessible by lifting top.  Has fold-in front cover.
R40-L
R40
1925-26 8 Similar to R40. Used NE R-215A peanut tubes, Cabinet  holding batteries with tubes accessible by lifting top.  Has fold-in front cover. Has extra audio tube for loudspeaker.
R41
R40
1925-26 8 Superheterodyne radio.Used (6) NE R-215A peanut tubes and (2) R221-D. Cabinet  holding batteries with tubes accessible by lifting top.  Has fold-in front cover.
R41-L
R40
1925-26 9 Similar to R41. Used (7) NE R-215A peanut tubes and (2) R221-D. Cabinet  holding batteries with tubes accessible by lifting top.  Has fold-in front cover. 
R50
R50
1925-26 5 TRF radio similar to R30. Used (3) NE R-215A peanut tubes and (2) R221-D.
R50-W
R50
1925-26 5 TRF radio similar to R30. Used (3) NE R-215A peanut tubes and (2) R221-D.