Early radio 1920-1929 
In an age where we have instant access to news and intertainment it is hard to imagine not only the thrill of hearing programming from hundreds of miles away but the effort required. Early radios required multiple battery types, long outdoor antennas, real earth-ground connections and lots of patience.
| model 10 Breadboard | schematic manual |
|
1922 5 tube battery powered TRF |
| model 20 Compact | schematic manual |  |
1924 5 tube battery powered TRF |
| model 20 Big Box | schematic manual |  |
1924 5 tube battery powered TRF |
| model 30 | schematic manual |  |
1926 6 tube battery powered TRF |
| model 32 | schematic manual |  |
1926 7 tube battery powered TRF |
| model 35 | schematic manual |  |
1926 5 tube battery powered TRF |
| model 40 | schematic manual |  |
1928 7 tube AC Powered TRF |
| model 44 | schematic manual |  |
1928 8 tube AC Powered TRF |
| model E | speaker wooden cone | ||
| model E | speaker paper cone | ||
| model E2 | speaker paper cone |
| Crystal Coiled Coupler | ||
| Regenerative 1 tube | ||
| 3 Tube TRF |
| Crosley 51 and 51A amplifier |  |
1924 2 tube battery powered regenerative and 1 tube amplifier |
|
| Model XJ | schematic manual |  |
1924 4 tube battery powered TRF |
| Pup | schematic manual |  |
1925 1 tube (0bviously) battery powered regenerative |
| Grebe CR-9 |  |
1921 3 tube battery powered TRF with Regeneration |
|
| radiola 20 | schematic manual |  |
1925 5 tube Battery Powered |
| radiola 16 | schematic manual |  |
1926 6 tube Battery Powered TRF |
| radiolal 17 | schematic manual brochure |
 |
1927 7 tube AC Powered TRF |
| radiola 18 | schematic manual brochure |
 |
1928 7 tube AC Powered TRF |
| radiola 60 | schematic manual brochure |
 |
1928 9 tube AC Powered superheterodyne |
| aeriola Sr. | ||
| aeriola | ||
| Kennedy |  |
1924 5 tube battery powered TRF |
|
| Kolster | |||
| Freed-Eiesmann | |||
| Standardyne | |||
| Silvertone | schematic manual |  |
1922 5 tube battery powered Neutrodyne |
| Stewart Warner | AC | ||