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50-P

ID = 18602

{gbW: "675", gbH: "875", mW: "289.0", mH: "375", kb: "90 KB", notes: "For model 50-P, Electrical Research Laboratories Inc. (Erla); Chicago, Illinois:[br]For some time I have been looking for external sources with images of Erla model P-50, but still could not find. I have a model Erla with features similar to the P-50: 5 tubes (47 57 57 58 80 - all from the early 1930s), wooden cabinet with cathedral shape, only one wave band - BC, dial with direct vision ...) Although there are no labels in this radio, I understand these characteristics are strong evidence that this model is the P-50, so I am sending these photos for your consideration.", title: "Electrical Research 50-P from RM Member 18308 (1)", ite: "1"} {gbW: "608", gbH: "854", mW: "266.0", mH: "375", kb: "79 KB", notes: "For model 50-P, Electrical Research Laboratories Inc. (Erla); Chicago, Illinois", title: "Electrical Research 50-P from RM Member 18308 (1)", ite: "1"} {gbW: "668", gbH: "835", mW: "300.0", mH: "375", kb: "100 KB", notes: "For model 50-P, Electrical Research Laboratories Inc. (Erla); Chicago, Illinois", title: "Electrical Research 50-P from RM Member 18308 (1)", ite: "1"} {gbW: "600", gbH: "800", mW: "281.0", mH: "375", kb: "146 KB", notes: "For model 50-P, Electrical Research Laboratories Inc. (Erla); Chicago, Illinois", title: "Electrical Research 50-P from RM Member 18308 (1)", ite: "1"} {gbW: "675", gbH: "900", mW: "281.0", mH: "375", kb: "136 KB", notes: "For model 50-P, Electrical Research Laboratories Inc. (Erla); Chicago, Illinois", title: "Electrical Research 50-P from RM Member 18308 (1)", ite: "1"} {gbW: "674", gbH: "838", mW: "301.0", mH: "375", kb: "70 KB", notes: "For model 50-P, Electrical Research Laboratories Inc. (Erla); Chicago, Illinois", title: "Electrical Research 50-P from RM Member 18308 (1)", ite: "1"} {gbW: "900", gbH: "622", mW: "500", mH: "345.0", kb: "96 KB", notes: "For model 50-P, Electrical Research Laboratories Inc. (Erla); Chicago, Illinois", title: "Electrical Research 50-P from RM Member 18308 (1)", ite: "1"} {gbW: "880", gbH: "647", mW: "500", mH: "367.0", kb: "99 KB", notes: "For model 50-P, Electrical Research Laboratories Inc. (Erla); Chicago, Illinois", title: "Electrical Research 50-P from RM Member 18308 (1)", ite: "1"} {gbW: "844", gbH: "621", mW: "500", mH: "367.0", kb: "98 KB", notes: "For model 50-P, Electrical Research Laboratories Inc. (Erla); Chicago, Illinois", title: "Electrical Research 50-P from RM Member 18308 (1)", ite: "1"} {gbW: "866", gbH: "600", mW: "500", mH: "346.0", kb: "80 KB", notes: "For model 50-P, Electrical Research Laboratories Inc. (Erla); Chicago, Illinois", title: "Electrical Research 50-P from RM Member 18308 (1)", ite: "1"}

50-P ; Electrical Research (ID = 1483600) Radio

50-P ; Electrical Research (ID = 1483601) Radio

50-P ; Electrical Research (ID = 1483602) Radio

50-P ; Electrical Research (ID = 1483603) Radio

50-P ; Electrical Research (ID = 1483604) Radio

50-P ; Electrical Research (ID = 1483605) Radio

50-P ; Electrical Research (ID = 1483606) Radio

50-P ; Electrical Research (ID = 1483607) Radio

50-P ; Electrical Research (ID = 1483608) Radio

50-P ; Electrical Research (ID = 1483609) Radio

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Electrical Research: 50-P [Radio] ID = 1483600 675x875

Select picture or schematic to display from thumbnails on the right and click for download.

For model 50-P, Electrical Research Laboratories Inc. (Erla); Chicago, Illinois:
For some time I have been looking for external sources with images of Erla model P-50, but still could not find. I have a model Erla with features similar to the P-50: 5 tubes (47 57 57 58 80 - all from the early 1930s), wooden cabinet with cathedral shape, only one wave band - BC, dial with direct vision ...) Although there are no labels in this radio, I understand these characteristics are strong evidence that this model is the P-50, so I am sending these photos for your consideration.

Country:

United States of America (USA)

Manufacturer / Brand:

Electrical Research Laboratories Inc. (Erla); Chicago, Illinois

Year: 1931/1932

Category: Broadcast Receiver - or past WW2 Tuner

Valves / Tubes

5: 47 57 57 58 80

Wave bands	Broadcast only (MW).
Details
Power type and voltage	Alternating Current supply (AC) / 220 Volt
Loudspeaker	Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6.5 inch = 16.5 cm
Power out
from Radiomuseum.org	Model: 50-P - Electrical Research
Material	Wooden case
Shape	Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).
Dimensions (WHD)	385 x 330 x 230 mm / 15.2 x 13 x 9.1 inch
Notes	[3331455B]
Net weight (2.2 lb = 1 kg)	6.8 kg / 14 lb 15.6 oz (14.978 lb)
Price in first year of sale	370.00 SFR
External source of data	E. Erb 3-907007-36-0

All listed radios etc. from Electrical Research Laboratories Inc. (Erla); Chicago, Illinois
Here you find 131 models, 45 with images and 61 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.

Collection of Francisco Eduardo Chaves Sefer (BR)