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M25A (25A)

M25A ; Mediator; La Chaux- (ID = 1410339) Radio M25A ; Mediator; La Chaux- (ID = 1940) Radio
M25A ; Mediator; La Chaux- (ID = 2773) Radio M25A ; Mediator; La Chaux- (ID = 1410340) Radio
M25A ; Mediator; La Chaux- (ID = 1410341) Radio
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M25A ; Mediator; La Chaux- (ID = 1410339) Radio
Mediator; La Chaux-: M25A [Radio] ID = 1410339 553x624
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For model M25A (25A), Mediator; La Chaux-de-Fonds
Country:  Switzerland
Manufacturer / Brand:  Mediator; La Chaux-de-Fonds
Year: 1932/1933 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: E452T E452T E424N C443 506
schematic requested
Main principle TRF (Tuned-Radio-Frequency but use of regeneration unknown)
Tuned circuits 2 AM circuit(s)
Wave bands Broadcast (MW) and Long Wave.
Power type and voltage Alternating Current supply (AC) / 110-250 Volt
Loudspeaker Magnetic loudspeaker (reed) of high quality (4 magnet poles). / Ø 28 cm = 11 inch
Power out
from Model: M25A - Mediator; La Chaux-de-Fonds
Material Wooden case
Shape Tablemodel, high profile (upright - NOT Cathedral nor decorative).
Dimensions (WHD) 460 x 530 x 210 mm / 18.1 x 20.9 x 8.3 inch

Chassis identically constructed like Philips 830A.

1932= Import??

Net weight (2.2 lb = 1 kg) 13 kg / 28 lb 10.1 oz (28.634 lb)
Price in first year of sale 360.00 SFr
External source of data E. Erb 3-907007-36-0
Source of data Radiokatalog Band 2, Ernst Erb
Circuit diagram reference Die Tungsram-Tabellen führen das Modell auf.
Picture reference Das Modell ist im «Radiokatalog» (Erb) abgebildet.

All listed radios etc. from Mediator; La Chaux-de-Fonds
Here you find 347 models, 296 with images and 220 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.