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KB 402

KB 402; Kolster Brandes Ltd. (ID = 1576628) Radio KB 402; Kolster Brandes Ltd. (ID = 1576630) Radio
KB 402; Kolster Brandes Ltd. (ID = 1576632) Radio KB 402; Kolster Brandes Ltd. (ID = 2219928) Radio
KB 402; Kolster Brandes Ltd. (ID = 1576635) Radio KB 402; Kolster Brandes Ltd. (ID = 2219929) Radio
KB 402; Kolster Brandes Ltd. (ID = 2219930) Radio  
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KB 402; Kolster Brandes Ltd. (ID = 1576628) Radio
Kolster Brandes Ltd.: KB 402 [Radio] ID = 1576628 685x933
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For model KB 402, Kolster Brandes Ltd. (KB, K.B., ITT); Foots Cray; GB
 
Country:  Great Britain (UK)
Manufacturer / Brand:  Kolster Brandes Ltd. (KB, K.B., ITT); Foots Cray; GB
Year: 1934/1935 Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 4: SP4 SP4 Pen4VA DW3
Main principle Superhet, IF regeneration; ZF/IF 130 kHz
Wave bands Broadcast (MW) and Long Wave.
Details
Power type and voltage Alternating Current supply (AC) / 205; 225; 245 Volt
Loudspeaker Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm
Power out
from Radiomuseum.org Model: KB 402 - Kolster Brandes Ltd. KB, K.B.,
Material Wooden case
Shape Tablemodel, high profile (upright - NOT Cathedral nor decorative).
Dimensions (WHD) 315 x 480 x 227 mm / 12.4 x 18.9 x 8.9 inch
Notes

Model KB 402A is for use on low voltages between 100 and 130 volts AC

Similar chassis to KB 444 and STC model 40

It is confirmed that the component values and layout are identical to the KB 444 except the speaker is not wired via a plug and socket.

It was also found that the radio performs best with an IF frequency of 120kHz, The KB 444 service manual states 130KHz.

The Manufacturers above chassis layout drawing for the KB 444 shows the oscillator and aerial trimmers transposed.

Price in first year of sale 130.00 Hfl
Source of data Technisch- Commercieel - Radio Vademecum Staleman

Model page created by John Koster. See "Data change" for further contributors.



All listed radios etc. from Kolster Brandes Ltd. (KB, K.B., ITT); Foots Cray; GB
Here you find 380 models, 334 with images and 204 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.




  
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