| Model Click to Order! |
Year | Book/ Source |
File | Type/ Volume |
Page/ Ext |
Preview/ Status |
|---|---|---|---|---|---|---|
| ERLA 210 ;Chassis | 1933 | Rider | Rider 2 | Electrical Research | 2 | |
| ERLA 224 ;AC | 1933 | Rider | Rider 1 | Electrical Research | 3 | |
| ERLA 224B | 1933 | Rider | Rider 2 | Electrical Research | 3 | |
| ERLA 225 | 1933 | Rider | Rider 2 | Electrical Research | 4 | |
| ERLA 230 ;Chassis | 1933 | Rider | Rider 2 | Electrical Research | 5 | |
| ERLA 231 ;Chassis | 1933 | Rider | Rider 2 | Electrical Research | 6 | |
| ERLA 245 ;Chassis | 1933 | Rider | Rider 1 | Electrical Research | 5 | |
| ERLA 248 ;Chassis | 1933 | Rider | Rider 3 | Electrical Research | 2 | |
| ERLA 250 ;Chassis | 1933 | Rider | Rider 3 | Electrical Research | 2 | |
| ERLA 271A | 1933 | Rider | Rider 2 | Electrical Research | 7 | |
| ERLA 30 | 1933 | Rider | Rider 2 | Electrical Research | 2 | |
| ERLA 30AR3 | 1933 | Rider | Rider 2 | Electrical Research | 1 | |
| ERLA 31 | 1933 | Rider | Rider 2 | Electrical Research | 1 | |
| ERLA 32 | 1933 | Rider | Rider 2 | Electrical Research | 1 | |
| ERLA 335 | 1933 | Rider | Rider 1 | Electrical Research | 6 | |
| ERLA 336 | 1933 | Rider | Rider 2 | Electrical Research | 8 | |
| ERLA 35 | 1933 | Rider | Rider 2 | Electrical Research | 5 | |
| ERLA 37 | 1933 | Rider | Rider 2 | Electrical Research | 5 | |
| ERLA 38 | 1933 | Rider | Rider 2 | Electrical Research | 5 | |
| ERLA 39 | 1933 | Rider | Rider 2 | Electrical Research | 5 | |
| Erla 4500 dual wave | 1935 | File | Erla-4500_4500 dual wave-1935.RadioCraft | Radio | jpg | |
| Erla 4500 | 1935 | File | Erla-4500_4500 dual wave-1935.RadioCraft | Radio | jpg | |
| ERLA 61 | 1933 | Rider | Rider 3 | Electrical Research | 2 | |
| ERLA 62 | 1933 | Rider | Rider 3 | Electrical Research | 2 | |
| ERLA 6200 | 1936 | Rider | Rider 7 | Electrical Research | 7 | |
| ERLA 63 | 1933 | Rider | Rider 3 | Electrical Research | 2 | |
| ERLA 74 | 1933 | Rider | Rider 2 | Electrical Research | 2 | |
| ERLA 75 | 1933 | Rider | Rider 2 | Electrical Research | 6 | |
| ERLA 76 | 1933 | Rider | Rider 2 | Electrical Research | 2 | |
| ERLA 77 | 1933 | Rider | Rider 2 | Electrical Research | 6 | |
| ERLA 7700 | 1934 | Rider | Rider 5 | Electrical Research | 11 | |
| ERLA 7700 | 1936 | Rider | Rider 7 | Sentinel | 7 | |
| ERLA 7732 | 1934 | Rider | Rider 5 | Electrical Research | 11 | |
| ERLA 7732 | 1936 | Rider | Rider 7 | Sentinel | 7 | |
| ERLA 7741 | 1934 | Rider | Rider 5 | Electrical Research | 11 | |
| ERLA 7741 | 1936 | Rider | Rider 7 | Sentinel | 7 | |
| ERLA 81 | 1933 | Rider | Rider 1 | Electrical Research | 5 | |
| ERLA 81P | 1933 | Rider | Rider 3 | Electrical Research | 2 | |
| ERLA 82 | 1933 | Rider | Rider 1 | Electrical Research | 5 | |
| ERLA 82P | 1933 | Rider | Rider 3 | Electrical Research | 2 | |
| ERLA 861 | 1933 | Rider | Rider 1 | Electrical Research | 1 | |
| ERLA 9100 | 1936 | Rider | Rider 7 | Electrical Research | 7 | |
| ERLA A13 ;Amp | 1933 | Rider | Rider 3 | Electrical Research | 1 | |
| ERLA A2AF | 1933 | Rider | Rider 1 | Electrical Research | 2 | |
| ERLA AR3 | 1933 | Rider | Rider 2 | Electrical Research | 1 | |
| ERLA Duo Concert | 1930 | RSS | RSS 1 | Radio | 31 | ![]() |
| ERLA R1 | 1933 | Rider | Rider 1 | Electrical Research | 1 | |
| ERLA R2RF | 1933 | Rider | Rider 1 | Electrical Research | 2 | |
| ERLA SW Converter | 1934 | Rider | Rider 5 | Electrical Research | 10 |
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