Technology Vintage Electronics: Safer With a Dim-Bulb Tester by Anika Shah - Technology August 30, 2025 by Anika Shah - Technology August 30, 2025 ## Reviving a 1930s Radio: A Journey into Dim-Bulb Testing Recently I noticed an irresistible offer on Craigslist: a Majestic 3C70 AM/shortwave radio for just US $50. This model dates … 0 FacebookTwitterPinterestEmail