vari-mu
Well-known member
I have a certain number of pounds permalloy plates (not all here) :
They are different in size and shape:
50 EI
625 EI
75 EI
UI, L, O, etc.
I want to start to produce output transformers TRIAD HS-52.
CJ wrote here:
http://www.groupdiy.com/index.php?topic=26024.0
Fairchild 670 Signal Amp Output = Triad HS 52
255 Turns of # 31
1425 Turnsa of # 39
1425 Turns # 39
255 Turns # 31
50/50 Core 21 EI LAms 1 / 2 x 7 / 8 inch stack ...
Thanks CJ!
My choice - 75 EI, 6 / 8 x 1 inch stack ...
Started ...
![r23srs.jpg](https://proxy.imagearchive.com/a90/a901dbce34d992357fec5266955bc94c.jpg)
They are different in size and shape:
50 EI
625 EI
75 EI
UI, L, O, etc.
I want to start to produce output transformers TRIAD HS-52.
CJ wrote here:
http://www.groupdiy.com/index.php?topic=26024.0
Fairchild 670 Signal Amp Output = Triad HS 52
255 Turns of # 31
1425 Turnsa of # 39
1425 Turns # 39
255 Turns # 31
50/50 Core 21 EI LAms 1 / 2 x 7 / 8 inch stack ...
Thanks CJ!
My choice - 75 EI, 6 / 8 x 1 inch stack ...
Started ...