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Restoration

Making a New Transformer Look Old

When replacing a defective transformer in a pre-1945 set it is desirable to make it look as much like the original one as possible. Here is how we did it in a HMV 904. Here is the old transformer. Notice the wax leaking out.

Here is the transformer after removal from the chassis:

The two terminal strips were removed from the old transformer:

Here is the new transformer

The terminal strips were then attached to the new transformer using hot glue. Insulating cambric was used between the filmanet leads and the high voltage leads under the terminal strips. Hot glue was used to seal the windings. The mounting brackets from the old transformer were installed on the new one.

Finally, the transformer is spray painted flat black