RCA model 128
General
features
|
Radio type |
Mains powered table radio |
|
Circuit type |
Superheterodyne, 460kHz IF with delayed AVC |
|
Dimensions |
250 x 400 x 210mm, 6.35kg |
|
Cabinet |
Wood, cloth grille, printed celluloid dial |
|
Loudspeaker |
200mm, moving coil, electromagnet |
|
Main controls |
Volume/on-off, tuning, waveband switch |
|
Connections |
Antenna, ground |
|
Power |
AC, 220- 250V |
Wave
bands
|
MW |
|
|
SW |
|
|
SW |
|
Circuits
and Tubes
|
RF preamplifier |
6D6 remote cutoff pentode |
|
Oscillator and mixer |
6A7 heptode |
|
IF amplifier |
6D6 remote cutoff pentode |
|
Detector and audio preamplifier |
6B7 semiremote cutoff pentode |
|
Audio power amplifier |
41 power pentode |
|
Rectifier |
80 directly heated dual power diode |