Northern Electric radios through the years
Corrections, Additions and Comments are Welcome v7
Model Name Model # Picture Year Tubes Description
Coupled Circuit R1
R1
1922 1 Used NE R215-A peanut tube; box type cabinet with tube accessible through small door on top & visible through hole in front panel
R5
R5
1922 1 Audio amplifier designed to mate with R1. Used NE R-215A peanut tube; small box type cabinet with tube accessible through door on top & visible through hole in front panel; 3V Fil. supply.
           
R2
R2
1923 3 Regenerative radio; Used NE R-215A peanut tube; box type cabinet with tubes accessible through door on top
R3
R3
1923 4 Regenerative battery set with tube access through door on top. Used NE R-215A peanut tubes.
R5-A
R5
1923 1 Audio amplifier designed to mate with R2.  Basically an R5 using 6V Fil. supply; Used NE R-215A peanut tube; small box type cabinet with tube accessible through door on top & visible through hole in front panel.
R11
R11
1923 1 Regenerative battery set. Used NE R-215A peanut tube; box type cabinet with tube protruding from front panel.
R12
R12
1923 2 Regenerative battery set. Used NE R-215A peanut tubes; box type cabinet with tubes protruding from front panel.
R15
R15
1923 1 Audio amplifier designed to mate with R11. Used NE R-215A peanut tube; box type cabinet with tube protruding from front panel.
R105
R105
1923 1 Speaker amplifier. Used NE R-208A tube; small box type cabinet with tube accessible through door on top. "B" model had mahogany cabinet.
R106
R106
1923 2 Speaker amplifier. Used NE R-216A tubes; box type cabinet with tubes accessible through door on top.
R107
R107
1923 3 Speaker amplifier. Used NE R-216A tubes; box type cabinet with tubes accessible through door on top. "B" model had mahogany cabinet.
R1000
R1000
1923 3 Package including R1, R20 variometer, (2) R5 amps, R6-B headset, tubes, batteries and antenna.
R1001
R1001
1923 2 Package including R1, R20 variometer, R5 amp, R6-B headset, tubes, batteries and antenna.
R2000
R2000
1923 3 Package including R2, R106 amp, R6-B headset, tubes, batteries and antenna.
R2001
R2001
1923 2 Package including R2, R5-A amp, R6-B headset, tubes, batteries and antenna.
           
R4
R4
1924 6 Superheterodyne battery radio; front panel hinges forward containing the chassis. Used NE R-215A peanut tubes.
R4L
R4
1924 7 Same layout as R4 with one extra audio amplification stage in bottom of cabinet. Used NE R-215A peanut tubes and an R221-DX.