GEC model
BC-4157
General
features
|
Radio type |
Mains powered table radio |
|
Circuit type |
Superheterodyne with delayed AVC |
|
Dimensions |
|
|
Cabinet |
Bakelite, wooden grille, printed
glass dial |
|
Loudspeaker |
200mm, moving coil, electromagnet |
|
Main controls |
Volume/on-off, tuning, waveband
switch |
|
Connections |
Antenna, ground |
|
Power |
AC or DC, 220-245V |
Wave
bands
|
MW |
|
|
SW |
|
|
SW |
|
Circuits
and Tubes
|
Oscillator and mixer |
X65 triode-hexode |
|
IF amplifier |
KTW61 remote cutoff pentode |
|
Detector and audio preamplifier |
DL63 duodiode-triode |
|
Audio power amplifier |
KT33C power pentode |
|
Rectifier |
U31 directly heated dual power
diode |
|
Current regulator |
304 resistance tube |