Philips model BX485V

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General features

Circuit type

Superheterodyne, 452kHz IF with delayed AVC

Dimensions

450x335x240mm, 12kg

Cabinet

Bakelite, cloth grille behind plastic dial.

Loudspeaker

200mm, moving coil, permanent magnet

Main controls

DC on-of, illumination on-off, tone, volume, tuning, waveband switch

Connections

Antenna, ground, PU, external loudspeaker

Power

6V DC


Wave bands

LW

715-2000m

MW

185-580m

SW

49-150m

SW

32-50.5m

SW

21-32m

SW

16.5-26m

SW

11-17.5m


Circuits and Tubes

Oscillator and mixer

ECH21 triode-heptode

IF amplifier and AVC

EAF42 diode- remote cutoff pentode

Audio amplifier and detector

EAF42 diode- remote cutoff pentode

Audio power amplifier

EL42 5W economy pentode

Rectifier

Synchronous chopper