Building a 300B PSE

[willslenco]

Originally Posted by MGCRead

I have now built the second amp. Still a lot of distortion with bass notes (much more than first amp). Unfortunately my scope has packed up (I can't complain, I bought it over 20 years ago second hand; pity as it had a nice CRT screen ), so I can't investigate further. Can anyone recommend a cheap oscilloscope ? My requirements are not demanding as I only do basic electronics - mostly audio.

Thanks Malcolm

Here's hoping you get some good recommendations as I'm interested as well.