Item 309

Price Realized:  $130
Miscellaneous: Pyrex Entering Insulator BLACK GLASS
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Item: 309  Description: Miscellaneous: Pyrex Amateur Radio Entering Insulator in BLACK GLASS. This insulator was used to bring the radio signal from the antenna into a structure (through the roof or a wall). For pictures on its usage, see the NIA website: The Pyrex name is embossed where the two halves come together. The “parts numbers” on the surface are etched into the glass. The glass is BLACK. No color shows through it at all.  Grade A .
Estimate: $150 - $200  Open: $65
Price Realized:  $130