> On Apr 25, 2022, at 2:35 PM, Adrian Godwin wrote:
>
> I never saw one used as a tuning indicator though I messed with a lot of
> discarded valve radios in my youth. But I do remember the magic eye on my
> father's Telefunken tape recorder, used for the recording level. It was a
> linear tub
I'm really not at all familiar with them, but am interested to learn more.
I do have an old Heathkit(?) cap tester that uses one of the end-on style
tubes. I need to dig that out and see if it works.
Have a small stash of IN-9 and IN-13 bought before prices became idiotic
that I might use for a t
>
>
> On Monday, April 25, 2022 at 11:45:22 AM UTC-4 Robert G. Schaffrath wrote:
>
>> "Magic Eye" tubes are some of my earliest memories of interesting
>> displays when I was a child. My maternal grandparents had a Dumont TV
>> (didn't everyone LOL?) that used a 6AL7 eye tube for tuning the built i
I'm just restoring an old radio that has one. I don't know if it works yet
or if I'll need to find a replacement. This has been a goal for a while now
- I've restored several old radios, this will be the first with a magic eye.
I also built an AM broadcast unit that uses vacuum tubes and a magic
"Magic Eye" tubes are some of my earliest memories of interesting displays
when I was a child. My maternal grandparents had a Dumont TV (didn't
everyone LOL?) that used a 6AL7 eye tube for tuning the built in AM
receiver. My father had a Fisher AM/FM receiver (with add-on stereo MPX
demodulator
You could mount the regulator & mosfet on the underside of the circuit
board and perhaps get more space for a heat sink there. Just bend the legs
upwards and use a spacer between the tab and the circuit board when
screwing it in place so you don't stress the tab and bend it.
/Martin
On Monday,
Those magic eye tubes look really cool. Thanks for sharing.
On Sunday, April 24, 2022 at 8:57:59 PM UTC-4 Terry Bowman wrote:
>
> On Apr 24, 2022, at 5:25 PM, Aisha Love wrote:
>
> My interest started with Nixie tubes and expanded from there. I hope to
> one day have a large collection of uniqu
> On Apr 24, 2022, at 5:25 PM, Aisha Love wrote:
>
> My interest started with Nixie tubes and expanded from there. I hope to one
> day have a large collection of unique vintage display devices.
Magic eyes. Here are some really inexpensive boards that are a good starting
point. They have a 12V