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Sunday 12-5

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Early Electronic Television

General Electric HM-171 #2 Chassis

The chassis before restoration. Notice the cable crossing the power transformer. That was added for the speaker. On the right side you can see a bracket that was added to hold the speaker.

 

The two added tubes

 

The added tone and volume controls

 

The speaker

 

The added controls, plus a capacitor and terminal strip added for the tone circuit

 

The components in the blue area were added for the audio output

 

The underside of the chassis after it has been returned to the original design

 

The chassis after cleaning, ready for restoration