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400B

Country:  Great Britain (UK)
Manufacturer / Brand:  Eddystone, Birmingham
alternative name
 
Stratton & Co.Ltd.; Birmingham
Year: 1943 Category: Commercial Receiver (may include amateur bands)
Valves / Tubes 7: EF39 ECH35 EF39 EF39 ECH35 6V6G 5Z4G
Main principle Superhet with RF-stage; ZF/IF 110 kHz
Wave bands Broadcast, Long Wave and Short Wave.
Details
Power type and voltage Alternating Current supply (AC) / 200-250 Volt
Loudspeaker - For headphones or amp.
Power out
from Radiomuseum.org Model: 400B - Eddystone, Birmingham
Material Metal case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 20.5 x 12 x 13.5 inch / 521 x 305 x 343 mm
Notes Professional receiver covering 130 kHz - 2,2 MHz in four bands, selected by plugged in coil sets AA - DD. CW only, no AVC. CW-reception by product detector technique, double conversion to audible IF 1 kHz.
CW-reception only variant of 400 receiver, also referenced as RAF R1448, possibly used for Home Office MF operations monitoring (see EUGN newsletters 71 - 73).
Mentioned in Eddystone User Group News Letter 71

Model page created by Martin Bösch. See "Data change" for further contributors.



All listed radios etc. from Eddystone, Birmingham
Here you find 235 models, 88 with images and 34 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



  
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