Online Solar Cell Archive
The Hoffman OP-706 was one of the first mass-production solar radios. It was released in 1958, a year after the Hoffman P411 in 1957. The radio was powered by 12 solar cells and could operate from lamplight.
The radios were offered in seven colors. Oyster White (OP-706), Ebony (KP-706), Mocha (BP-706), Red (RP-706), Turquoise (TP-706), Espresso (CP-706) and Pink (PP-706)
| Company | Hoffman Electronics Corp. |
| Year | 1958 |
| Cell Type | Monocrystalline, Product |
| Part No. | RP-706 |
| Primary Use | Consumer, |
| Materials | silicon, plastic |
| Size | 150x130x40mm |
| Weight | 542g |
| Acquisition | Purchased |
Popular Electronics Magazine with the RP-706 on the front cover
https://www.americanradiohistory.com/Archive-Poptronics/50s/59/Pop-1959-01.pdf
