[Amps] Checking relay timing with a scope

[Bill, W6WRT]

ORIGINAL MESSAGE:

On Sat, 20 Jun 2009 15:52:10 -0400, Pete Smith <n4zr at contesting.com>
wrote:

>I've only been doing this ham radio thing for 55 years, but until 
>this year I never owned or even used an oscilloscope.  I now have an 
>old 15-MHz dual trace machine that works fine, and I'm trying to 
>figure out how to use it to verify the relative timing of the relays 
>in my modified SB-220. Can someone explain at least in general terms 
>how to go about this?

REPLY:

Before I can answer the question I need to know two things: Is it a
dual trace scope, and is it a triggered-sweep or 'synchronized' sweep
scope?

73, Bill W6WRT