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H.M.V. continued
Although identical chassis's were marketed in different
cabinets under either the HMV or Marconi brand names before  WWII,
this practice did not seem to continue after the war. The model shown is the
1117 that aimed for high quality reproduction, together with pushbutton station
selection. The pushbuttons are in a bank up the centre front of the receiver,
leaving two (gold sprayed) expanded metal speaker grilles either side. Behind
the grilles are two loudspeakers, a pleasant change to most receivers with twin
grilles that give the impression of two speakers but in fact only have one. One
speaker is energised, whereas the other is not, and from a service point of view
it is important that the speakers are connected in phase with each other.
One feature that was unusual for a receiver marketed in
1948 was that separate treble and bass controls are fitted, rather than  a
single tone control knob. HMV must have been really proud of this feature,
because the controls could not be any more prominent. They are housed in that
bakelite bulge beneath the bank of pushbuttons, and take the form of edge-on
wheels, with associated white bands that rotate with the controls calibrated 1-
10. And just to make sure there is no chance of missing this feature, the unit
is illuminated with its own lamp, so one might alter the tone control and read
the setting even in subdued light! What with the pushbutton tuning, separate
bass and treble controls, twin speakers etc one might expect to find a large
multi-valve chassis inside the cabinet. However the radio utilises nothing more
than 4 valves plus rectifier. Valve line-up is X148, W148, DH63, KT61, U70. The
receiver cost £26.6.5. Under-chassis view above right.
Continue to H.M.V.
model 1121
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