![Circuit-VARIABLE ISOLATED AC VOLTAGE SPANS 0VAC TO 280VAC __ Circuit designed by David A. Johnson, P.E. Circuit-VARIABLE ISOLATED AC VOLTAGE SPANS 0VAC TO 280VAC __ Circuit designed by David A. Johnson, P.E.](http://www.discovercircuits.com/DAJ-Schematics/variac.jpg)
Circuit-VARIABLE ISOLATED AC VOLTAGE SPANS 0VAC TO 280VAC __ Circuit designed by David A. Johnson, P.E.
![IV-24 Isolated Variable Transformer | ALDETRONICS Your Online Shop For Variable Transformers, Variacs, Isolation Safety Transformers, Power Supplies IV-24 Isolated Variable Transformer | ALDETRONICS Your Online Shop For Variable Transformers, Variacs, Isolation Safety Transformers, Power Supplies](https://www.aldetronics.co.uk/wp-content/uploads/2017/03/Variable_Isolation_Transformer_IV-24_F.jpg)
IV-24 Isolated Variable Transformer | ALDETRONICS Your Online Shop For Variable Transformers, Variacs, Isolation Safety Transformers, Power Supplies
![Vintage Heathkit Variable Isolated AC Power Supply, Model IP-5220, 0 - 140VAC With Isolation, Made In USA, Circa 1975 - 1983 | Vintage electronics, Ac power, Vintage Vintage Heathkit Variable Isolated AC Power Supply, Model IP-5220, 0 - 140VAC With Isolation, Made In USA, Circa 1975 - 1983 | Vintage electronics, Ac power, Vintage](https://i.pinimg.com/originals/49/d3/d3/49d3d3d33095545aa23a017837dc8e08.jpg)
Vintage Heathkit Variable Isolated AC Power Supply, Model IP-5220, 0 - 140VAC With Isolation, Made In USA, Circa 1975 - 1983 | Vintage electronics, Ac power, Vintage
![MCP M10-AC250-1 - AC power supply / AC power source / ac variable power supply, View AC power supply, MCP Product Details from Shanghai MCP Corp. on Alibaba.com MCP M10-AC250-1 - AC power supply / AC power source / ac variable power supply, View AC power supply, MCP Product Details from Shanghai MCP Corp. on Alibaba.com](https://sc04.alicdn.com/kf/HLB1YsXvQQvoK1RjSZFDq6xY3pXaL.jpg)
MCP M10-AC250-1 - AC power supply / AC power source / ac variable power supply, View AC power supply, MCP Product Details from Shanghai MCP Corp. on Alibaba.com
![AC/AC power supply - EPS/STT 2000 series - EPS Stromversorgung GmbH - tabletop / galvanically-isolated AC/AC power supply - EPS/STT 2000 series - EPS Stromversorgung GmbH - tabletop / galvanically-isolated](https://img.directindustry.com/images_di/photo-g/162486-9163176.jpg)
AC/AC power supply - EPS/STT 2000 series - EPS Stromversorgung GmbH - tabletop / galvanically-isolated
![Power supplies, variable and isolating transformer, AC DC | AC Sources | Industrial power supplies | Products | EA Elektro-Automatik Power supplies, variable and isolating transformer, AC DC | AC Sources | Industrial power supplies | Products | EA Elektro-Automatik](https://elektroautomatik.com/shop/media/image/f8/54/26/ea3051.jpg)