Welcome to my Pioneer radio collection.
This page is a repository for all of the Pioneer radios and accessories in my collection – it’s currently a work-in-progress, and I’ll continue to add things as and when I have the time.
1981 Pioneer SPR-30
| Type | Transistor |
|---|---|
| Release date | January 1981 |
| Discontinued | December 1983 |
| Principle | Superheterodyne |
| Transistor Count | 6 |
| Tuned Circuits | 2 AM circuit(s) |
The Pioneer SPR-30 is a portable AM transistor radio from 1981, which is unique in that instead of a battery, it uses a 3V solar panel and two 10F supercapacitors to power the device.
Adam's Vintage Computer Restorations 