Posts: 849
Threads: 50
Joined: Feb 2013
City: Shenandoah,
State, Province, Country: Pennsylvania
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Hi Link..I’ve been using a RCA Isotap 11 WP-27A that I bought over 40 years ago. I believe it goes by VIZ Isotap now. It is an isolation transformer with output from 25- 150 volts in 5V steps. All in one unit. Can be found on eBay or other sites!
Ron
Bendix 0626. RCA 8BX5. RCA T64
Philco 41-250. Philco49-500
GE 201. Philco 39-25
Motorola 61X13. Philco 46-42 Crosley 52TQ
Philco 37-116. Philco 70
AK 35 Philco 46-350
Philco 620B. Zenith Transoceanic B-600
Philco 60B. Majestic 50
Philco 52-944. AK 84