Posts tagged with: Philips Miniwatt
Tag: Philips Miniwatt
AZ1 Comparison: Philips vs Valvo vs Telefunken
I dig some of my collection and find some AZ1 tubes. Basically, I have several tubes, but short word, they are separated into 3 brands, Philips Miniwatt AZ1, Valvo AZ1,......
February 12, 2011