• Country
• United States of America (USA)

• Manufacturer / Brand
• Philco, Philadelphia Stg. Batt. Co.; USA

• Year
• 1933/1934

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 50463

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 9

• Valves / Tubes
• 78 6A7 78 37 77 42 42 42 80

• Main principle
• Superhet with RF-stage; ZF/IF 175 kHz

• Wave bands
• Broadcast (MW), Police, sometimes also early TV (75-200m).

• Power type and voltage
• Alternating Current supply (AC) / 115 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 14RX Lazy X - Philco, Philadelphia Stg. Batt

• Shape
• Console: Chairside Radio.

• Notes

• The model 14 series had two chassis types -- an earlier code 121 chassis which was similar to model 91, with tube lineup 44 36 44 37 37 37 42 42 80 and IF frequency 260 kHz, and a later chassis with codes 122 and 123 with tube lineup 78 6A7 78 37 77 42 42 42 80 and IF frequency 175 kHz. Models using the code 121 chassis include 14LZX chairside with separate speaker cabinet (early version had one band and two speakers; late had two bands and one speaker), the early version of 14L lowboy, and the early version of 14X console. Models using the codes 122 and 123 chassis included 14B cathedral, the late version of 14L lowboy, 14HS highboy, 14D highboy with doors, the middle and late versions of 14X console (late version has a new cabinet style with figures of musicians at the sides of the tuning dial escutcheon), and the 14RX chairside with separate speaker cabinet. All except the early 14LZX had two bands, with the bandswitch combined with the power switch.

• Price in first year of sale
• 150.00 $

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 4 = ca. 1934 and before

• Mentioned in
• Philco Radio 1928-1942

• Literature/Schematics (1)
• Philco 1928-36 Wiring Diagrams, Parts Lists, and Essential Service Data

• Literature/Schematics (3)
• Philco Folder for 1933/34.

• Other Models

• Here you find 4041 models, 2217 with images and 3690 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Philco, Philadelphia Stg. Batt. Co.; USA