Philips
model BX565A, 1946
General
features
|
Circuit type |
Superheterodyne, 452kHz IF with
delayed AVC |
|
Dimensions |
510x320x230mm, 11kg |
|
Cabinet |
Bakelite, cloth grille behind
Bakelite ornaments, external printed glass dial. |
|
Loudspeaker |
200mm, moving coil, permanent
magnet |
|
Main controls |
Tone, volume, on-off switch,
tuning, waveband switch. |
|
Extra controls |
PU switch actuated by jack plug in
the PU socket. |
|
Connections |
Antenna, ground, PU, external
loudspeaker |
|
Power |
AC, 110 to 245V in 6 steps, 55W |
Wave
bands
|
MW |
173-565m |
|
SW |
52.5-173m |
|
SW |
26.2-52.5m |
|
SW |
17.1-26.2m |
|
SW |
13.5-17.1m |
Circuits
and Tubes
|
RF preamplifier |
EF22 remote cutoff pentode |
|
Oscillator and mixer |
ECH21 triode-heptode |
|
IF amplifier and audio amplifier |
ECH21 triode-heptode |
|
Audio power amplifier, detector
and AVC |
EBL21 9W pentode-duodiode |
|
Rectifier |
AZ1 dual power diode |
|
Tuning indicator |
EM4 dual sensitivity fluorescent
tube-triode |