Author Archives: retrovoltage

Merry Christmas from Retrovoltage!

Radio & Television News, December 1954

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What’s On Your Workbench?

People ask me what kind of gear I use at Retrovoltage for projects. So, here we go: While it’s by no means the best-equipped workbench out there, it has a good mix of lab- and service-grade equipment which can take care … Continue reading

Posted in Collections, Commentary, Test Equipment | Tagged , , , , , , , , , , | 6 Comments

It’s Beginning To Look A Lot Like Christmas

Bring the Sound of Christmas Into Your Home with RCA Victor Radio

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Collector or Bargain-Hunter? There are Craigslist deals out there.

If you’re like me and have a liking for vintage electronics, you’ll know that they turn up in a lot of places. Craigslist tends to be a pretty good spot for radios and even piles of tubes from time to … Continue reading

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Make Christmas Special This Year with Allied Radio!

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Enjoying the View

I don’t know about you, but I think a huge satellite dish like that that would be a pretty cool, retrofuturistic yard decoration in addition to being interesting for a lot of other applications.

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What do we have here?

I was reading about how to build a capacitor checker from the December 1959 issue of Popular Electronics and stumbled across something that looked very familiar. I know that shape. Nearly identical to a Bose® 901 Series I/II cabinet, and even … Continue reading

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Bose® 402E Active Equalizer #102853 Repaired

The first Bose® 402E Active Equalizer, for the Panaray speaker system, just came through the shop. It’s a small speaker array system, designed around similar drivers in the 901, and uses an Active Equalizer for the same effect. They’re designed … Continue reading

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Retrofitting Light Fixtures with New, High Efficiency LED Bulbs

I posted a while back about LED filament bulbs that use the new silicon-on-glass manufacturing process to produce Edison bulbs with thin strips of LEDs. Perfect for where you want that vintage styling of an incandescent bulb without all the … Continue reading

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Service Shortcuts – November 1932

Radio Retailing brings you some helpful service shortcuts: Tube Numbering That Means Something The RMA is seriously considering a new three-character system of marking radio receiving tubes which may shortly come into general use in place of the present meaningless … Continue reading

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