Uploaded November 2025 | Updated September 2026, 1 day ago
In this video, we showcase an extremely rare Sony TR-620 transistor radio with a completely transparent, clear cabinet—a version that Sony never officially released!
The TR-620 typically came in four colors (ivory, salmon pink, gray-blue, and black), but this model is an intriguing anomaly. Was it a prototype, an engineering sample, a trade show item, or a dealer display like the rare clear-back Regency TR-1? Join us as we explore this unique find from and speculate on its origins.
We also quickly compare the 1960 TR-620 to its predecessor, the successful Sony TR-610, noting its smaller size and the innovative battery cover/stand feature shown in the owner's manual.
Watch to see this amazing vintage radio rarity and help us solve the mystery of the clear Sony TR-620!
In this video, we showcase an extremely rare Sony TR-620 transistor radio with a completely transparent, clear cabinet—a version that Sony never officially released!
The TR-620 typically came in four colors (ivory, salmon pink, gray-blue, and black), but this model is an intriguing anomaly. Was it a prototype, an engineering sample, a trade show item, or a dealer display like the rare clear-back Regency TR-1? Join us as we explore this unique find from and speculate on its origins.
We also quickly compare the 1960 TR-620 to its predecessor, the successful Sony TR-610, noting its smaller size and the innovative battery cover/stand feature shown in the owner's manual.
Watch to see this amazing vintage radio rarity and help us solve the mystery of the clear Sony TR-620!
