The talking machine world (Jan-June 1928)

Exhibits at the RMA Trade Show Perryman process oxide coated filament and the 250 is similarly equipped with both tubes incorporating the Perryman bridge. Philadelphia Storage Battery Co., Philadelphia, Pa. (Space 12X, 124, 125). Complete line of Philco 1928-1929 radio receivers, comprising the following styles : Philco table type, 6 tubes, AC operated; neutrodyne range control separates distant stations without moving tuning dial; illuminated dial, Philco Table Model Spanish brown, $115; also produced in colors — Nile green, Mandarin red and Labrador grey, designed by Hollingsworth Pearce, $125; Philco highboy, designed as a modern version of the Louis XVI period. AC operated, same chassis as table model, in handsome walnut cabinet; Philco console grand speaker; radio receiver equipped with phonograph jack, power supply and built-in aerial, $275 ; Philco console receiver, AC operated, same chassis as table model, designed after Louis XVI period; selected walnut panels, Philco console grand speaker. Philco Highboy phonograph jack, $200; also Philco speakers including the Ships Bell Clock speaker with drum of heavy steel and measuring 13 inches in width, 6% inches in depth and 10% inches high, Spanish brown, $25; handdecorated to match table cabinet. $27.50; also the Philco console grand speaker table to go with the Philco radio receiver; can support any table model set and made of selected walnut panels, $50, including new Philco speaker. Platter Cabinet Co., North Vernon, Ind. (Space 91). Complete line of radio speakers, radio cabinets and phonograph-radio combinations. Polymet Mfg. Co., New York, N. Y. (Space 143). Complete line of various condenser and resistance elements, also grid leaks, rheostats, etc. Pierson Co., Kockford, III. (Space 115.) Complete line of radio cabinets and consolettes of all descriptions, fea Pierson Avignon Model 822 No. 52, of modern French design and original lines, $75. Pooley Co., Philadelphia, Pa. (Space B 40). Complete line of Pooley radio cabinets in all styles and sizes to accommodate standard table sets of all descriptions ; also console cabinets in a complete price range. Racon Elec. Co., New York, N. Y. (Space 11!)). The new Racon air column drum speaker featuring the exponential air column horn developed by this company; also dynamic speaker. Radio Corp. of America, New York, N. Y. (Space 57-58-59). Complete line of RCA Radiolas, Radiotrons and loud speakers, including the following models: Model 18, table type, 7 tube, AC operated, $115; Model 16, table type, (i tube, battery operated, $82.75; Model Radiola 18 20, table type, battery operated, 5 tubes. $89.50; Model 28, table type, 8 tubes, Super-Heterodyne, battery operated, $260; Model 30-A, console type, 8 tubes, Super-Heterodyne, socket power operated, AC or DC, $495 ; Model 32, console type, 8 tubes, SuperHeterodyne, socket power operated, AC or DC, with Model 104 loud speaker, $895. DeLuxe loud speaker 105, complete with Radiotron for AC oper Radiola 32 ation, floor cabinet, $350; loud speaker 104, complete with Radiotrons for AC operation, floor cabinet, $275; and with Radiotrons for DC operation $310; loud speaker 100A, table model, $35. Complete line of RCA Radiotrons, both AC and DC operated. RCA B eliminator, $48. All prices of receiving sets are complete with Radiotrons. Radio Receptor Co., New York, N. Y. (Space B 69). Complete line of models; Powerizer A to be used with a B eliminator and the new AC tubes, supplying filament grid bias for a set using the standard AC tube equipment, $12; Powerizer Junior designed to convert! a battery set into an ordinary electric set employing the 171 tube in the last stage, $35; DC tube Powerizer made for those sets operating only with UX 199 tubes and UX 222 screen grid tubes; this unit being produced for making house current application to the semi-portable super-heterodyne No. 812 Radiola grand, Radiola 26 and to the Victor combination 7-3; unit requires no re-wiring or changing of tubes of any other kind, $80; also a two-stage Powerizer which is adapted for use with a phonograph pick-up ; uses the UX 226 tube in the first DC Tube Powerizer stage and the TJX 10 in the second, being used by music dealers for demonstrating phonographs, $75 ; standard Powerizer at $60 and a special Powerizer with power pack designed exclusively for Radiola 25 and 28 at $84. Radio Master Corp., Bay City, Mich. (Space 138). Complete line of radio furniture. Raytheon Mfg. Co., Cambridge, Mass. (Space 41). Complete line of Raytheon products featuring the Raytheon BH tube and the Raytheon Kino-Lamp for television. R. B. M. Mfg. Co., Logansport, Ind. (Space 134 B). R. B. M. voltage regulator for AC receivers controlling both R-B-M Voltage Regulator high and low voltage regulations and delivering 110 volts to the receiver when the voltage is between 90 and 130; $10. Red Lion Cabinet Co., Red Lion, Pa. (Space B 70). Complete line of Red Lion desks and radio cabinets for Atwater Kent receivers. Rola Co., Oakland, Cal. (Space B 86). Complete line of Rola loud speaker products including the following : model MU, manufacturers' type Rola Rola Dynamic Unit magnetic cone unit; model M-Rola magnetic cone unit enly, $18.50; model 20, Rola magnetic table cabinet speaker, $35; model 25. Rola St. Johns Table Co., Cadillac, Mich. (Space 16). Complete line of radio tables and cabinets including the following models: Normandy radio table Normandy Radio Table finished in antique walnut, Canterbury cabinet finished in antique walnut; Stratford table and the Fleur-de-Lis console. Samson Elec. Co., Canton, Mass. (Space 70.) Complete line of socket power equipment, amplifiers and parts. Sandar Corp., Long Island City, N. Y. (Space 101.) Complete line of loud speaker products including Sandar dynamic speakers in the following models: End table dynamic, model 75, for 6-volt DC and AC at $75 each; Sandar End Table Model 75 table model dynamic, model 71, for 6volt DC and AC at $50; table console dynamic, model 77, for 6-volt DC and AC, $110; also balanced armature Sandar Pane speakers in the following models: Sandar Panel, $25; Sandar Cabinet, $35; Sandar Cabinet, Jr., $19.50; Built-in table, $50; Box Chassis, $18. Shamrock Mfg. Co., Newark, N. 3. (Space 156.) Featuring the new Shamrock dynamic electric radio receiver for 192S; AC operated, 7-tubes for 60 cycles use. It can also be supplied for Pierson Glenwood Model 52 turing the Avignon, No. 822, a Louis XIV design, with original carvings, inlaid Italian marquetry and artistic design; $200. Also the Glenwood model, Powerizers Powerizer A comprising the following Rola 20 Speaker magnetic console table speaker, $60; model DU, manufacturers' type, Rola dynamic unit; model D-110, Rola dynamic unit only with rectifier, $50: model 30, Rola dynamic table cabinet speaker, $75; model 35, Rola dynamic console speaker, $110. Shamrock Dynamic AC Radio 25 cycles at an increase of $10; attractive cabinet design in antique walnut, Chinese green, Mandarin red, ebony and gold, ivory and crackled finishes, single dial, drum dials in green Bakellte illuminated, $95. {Continued on page 69) 68