SOBER BUILT (yes — that really is their name) TUBE RADIO PART FOR SALE. THIS PART IS TESTED AND FOUND TO BE WORKING WELL…. 9 BALDWIN FIELD COIL SPEAKER. CONDITION: GOOD WORKING SPEAKER WITH NO NOTICED CUTS, RIPS, HOLES OR REPAIRS ON THE CONE. ALL PICTURES IN THE GALLERY SHOTS TAKEN DIRECTLY OF THE OBJECT FOR SALE. No reserve, Great Find! We specialize in 16 & 35mm equipment & film. The 35mm equipment we handle is generally from the birth of the industry through the mid-1960s. We also deal in 78rpm records & machines. See our m e page. I will combine invoices of items won over a 5-day period.