Re: [neonixie-l] LM-324 op amp

2021-04-05 Thread gregebert
If the loop-gain is sufficiently low, any non-linearities at the output will get self-corrected (because of the negative feedback) *at low-frequency*. If the signal frequency is high-enough, or if there is low-bandwidth in the feedback network, then the output will definitely behave

Re: [neonixie-l] Re: Now, here's a bargain

2021-04-05 Thread Nick Andrews
A dead cat could sell for a lot in the right market. I won't hold my breath on this one though... On Mon, Apr 5, 2021 at 3:06 PM gregebert wrote: > All those photos, and no sign it's been tested not to mention if it even > works. I didn't see a guarantee, either. > > On Monday, April 5, 2021

Re: [neonixie-l] LM-324 op amp

2021-04-05 Thread Mac Doktor
> On Apr 1, 2021, at 8:52 AM, chuckrr wrote: > > Doing do on an LM-324 runs the output at around 7.45 volts > when the chip is operating from a single 9 volt supply. This reminds me of an aspect of the LM324 worth including in this thread. It's the kind of real-world issue that doesn't come

Re: [neonixie-l] Re: Now, here's a bargain

2021-04-05 Thread MichaelB
I gotta' start checking this forum more often kevin, I could have snatched it up months ago then ;-) On Monday, April 5, 2021 at 1:12:15 PM UTC-7 Kevin A. wrote: > Its been there for months. Guy will take it to his grave for that asking > price. > > On Mon, Apr 5, 2021, 4:06 PM gregebert

Re: [neonixie-l] Re: Now, here's a bargain

2021-04-05 Thread Kevin A.
Its been there for months. Guy will take it to his grave for that asking price. On Mon, Apr 5, 2021, 4:06 PM gregebert wrote: > All those photos, and no sign it's been tested not to mention if it even > works. I didn't see a guarantee, either. > > On Monday, April 5, 2021 at 12:57:12 PM UTC-7

[neonixie-l] Re: Now, here's a bargain

2021-04-05 Thread MichaelB
Yep, far be it for me to plunk down $2K for just one unproven tube like this! And have it then shipped half-way across the world to get to me! On Monday, April 5, 2021 at 1:06:45 PM UTC-7 gregebert wrote: > All those photos, and no sign it's been tested not to mention if it even > works. I

[neonixie-l] Re: Now, here's a bargain

2021-04-05 Thread gregebert
All those photos, and no sign it's been tested not to mention if it even works. I didn't see a guarantee, either. On Monday, April 5, 2021 at 12:57:12 PM UTC-7 MichaelB wrote: > > > >

[neonixie-l] Now, here's a bargain

2021-04-05 Thread MichaelB
https://www.ebay.com/itm/nixie-tube-NL7094-giant-round-long-life-NEON-READOUT-valve-NATIONAL-BEZEL-RARE/254522682842?hash=item3b42bbedda:g:CrkAAOSwPpJeVOHO -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop

[neonixie-l] Now, here,s a bargain!

2021-04-05 Thread MichaelB
I think I'll do the payment terms method...yeah https://www.ebay.com/sch/i.html?_from=R40&_trksid=p2334524.m570.l1313&_nkw=NL8091nixie&_sacat=0_TitleDesc=0&_osacat=0&_odkw=NL8091 -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe

Re: [neonixie-l] LM-324 op amp

2021-04-05 Thread 'Nick' via neonixie-l
I would strongly recommend getting a copy of the excellent "Opamps for Everyone", 5th ed. by Bruce Carter & Ron Mancini. It's one of my go-to books... https://www.amazon.co.uk/Op-Amps-Everyone-Bruce-Carter-dp-012811648X/dp/012811648X This is a highly revised version of the original Rev B