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BI 21 177

BI 21 177; Bush Ireland; Dublin (ID = 2409365) Radio BI 21 177; Bush Ireland; Dublin (ID = 2409366) Radio
BI 21 177; Bush Ireland; Dublin (ID = 2409330) Radio BI 21 177; Bush Ireland; Dublin (ID = 2409367) Radio
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BI 21 177; Bush Ireland; Dublin (ID = 2409365) Radio
Bush Ireland; Dublin: BI 21 177 [Radio] ID = 2409365 1400x1244
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For model BI 21 177, Bush Ireland; Dublin:
collection of Ewan Fane, Cork, Ireland.
Country:  Ireland
Manufacturer / Brand:  Bush Ireland; Dublin
Year: 1955 ? Category: Broadcast Receiver - or past WW2 Tuner
Valves / Tubes 5: ECH42 EF41 EBC41 EL41 EZ40
Main principle Super-Heterodyne (Super in general); ZF/IF 470 kHz; 2 AF stage(s)
Tuned circuits 6 AM circuit(s)
Wave bands Broadcast, Long Wave and Short Wave.
Power type and voltage Alternating Current supply (AC) / 210-250 Volt
Loudspeaker Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical
Power out
from Model: BI 21 177 - Bush Ireland; Dublin
Material Wooden case
Shape Tablemodel, with any shape - general.

Long Superhet version of the BS 21 and UK AC41 where an EF41 and EBC41 replace the EBF80. Similar knobs and layout. Same metalwork of chassis with the EF41 in EBF80 location and EBC41 in the empty chassis hole on the other two models.

No internal aerial. Aerial, Earth PU/Gram and external speaker sockets with screw switch to disable internal speaker.


Model page created by Michael Watterson. See "Data change" for further contributors.

All listed radios etc. from Bush Ireland; Dublin
Here you find 5 models, 5 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.