Search found 4 matches

by Lutherrp
Sun Sep 18, 2022 12:40 am
Forum: General Tube Audio Based Discussion
Topic: Mystery Component
Replies: 1
Views: 165

Re: Mystery Component

I finally found out what it is. It is called a "Mallory Bias Cell".
Once you know what to call it, you can find all sorts of information about it!
Luther
by Lutherrp
Sat Sep 17, 2022 9:35 pm
Forum: General Tube Audio Based Discussion
Topic: Mystery Component
Replies: 1
Views: 165

Mystery Component

Guys I need help. I am working on a Grunow model 596 AM radio cira 1939. It has a transformer so it is pre AA5. Anyway, it has a component in it that I don't know (for sure) what it is. See below... grunow_596 snip.jpg I found a schematic for Grunow 585 that has a component that looks like it could ...
by Lutherrp
Thu Sep 08, 2022 9:59 pm
Forum: Aesthetics, Look & Feel
Topic: Harmonica Amp
Replies: 13
Views: 3648

Re: Harmonica Amp

Looks really good. I like the alligator skin. Perfect for harp amp. How about a demo?
by Lutherrp
Thu Sep 08, 2022 9:47 pm
Forum: New User Introduction - Please introduce yourself to the group
Topic: Welcome everyone and thank you for joining the blueglow forum family!
Replies: 277
Views: 51145

Re: Welcome everyone and thank you for joining the blueglow forum family!

Hello fellow enthusiasts. My Name is Luther and I live in South Alabama. I have been in the industrial electronics industry servicing scales and scale systems for 38 years. Got my associate's degree in electronics training way back in 1984. Mark's videos, among others, piqued my interest in tube rad...