In case anyone is interested, these low cost transformers are now available on Ebay:
Ebay transformers
I know nothing about transformers (and I'm sure these won't be as good as the S&B type commonly used) but these could be good fun to try...
Ebay transformers
I know nothing about transformers (and I'm sure these won't be as good as the S&B type commonly used) but these could be good fun to try...