Archive of the former Yahoo!Groups mailing list: MOTM

previous by date index next by date
previous in topic topic list next in topic

Subject: Re: Scope question

From: Richard Brewster <pugix@...>
Date: 2009-02-04

Chub meant to send this to the list.

Charles Osthelder wrote:
> OK, I should have replied to the group. I answered Richard from my
> home email:
>
> "Amphenol part number 112424 (Mouser # 573-112424) is the closest
> you'll get, as far as I know. You really want a "D"-shaped hole,
> though. Otherwise you'll be re-tightening the connector a lot and
> that means pulling the panel.
>
> I made my own panel. Two BNCs, each wired to three 1/4" sockets.
> Below that are eight 1/4" sockets in the MOTM cascade arrangement."
>
> This actually gets a lot of use. There is a small oscilloscope
> patched into the Engine of Chaos at all times. When people come to
> see it, I can easily teach them about waveforms that they can see as
> well as hear. It's also nice to understand the results I'm hearing
> when things aren't as expected - you think you've got a bad module
> only to find that your patch makes a noise out of the range of human
> hearing! Trust me, I'm not always too clever...
>
> You can buy a simple banana-to-BNC adapter for patching in modules and
> test gear with that format as well. My favorite is the Pomona 1296 -
> Mouser part number 565-1296. It allows multiple stacks and the banana
> jacks are also binding posts for bare wire. $13.70 apiece but worth it!
>
> Remember - the more wires and cables you have hanging off your system,
> the more likely that people will just leave you alone in your room.
>
> Chub - from deep within the evil lair
>
>
> --- In motm@yahoogroups.com, Richard Brewster <pugix@...> wrote:
>
>> Have you got a part number for a BNC connector that fits into a
>>
> 3/8-inch
>
>> jack hole?
>>
>> Thanks,
>>
>> Richard Brewster
>>
>> Charles Osthelder wrote:
>>
>>> I've got a mult panel (a copy of the MOTM-910 cascaded multiple) that
>>> I made with two BNC connectors. This allows me to look at any AC or
>>> DC voltage patched in the system or add an external voltage from my
>>> lab equipment.
>>>
>>> You'll need a multiple connection panel sooner or later...
>>>
>>> Chub, destroyer of ivy.
>>>
>>>
>
>
>
>