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: [motm] Pix of the MOTM-650 'array'

From: "groovyshaman" <groovyshaman@...>
Date: 2006-03-13

RV1 is a varistor and those are usually there to protect from excessive
transient voltages. Interesting...

-George

----- Original Message -----
From: "Paul Schreiber" <synth1@...>
To: "MOTM litserv" <motm@yahoogroups.com>
Sent: Sunday, March 12, 2006 7:00 PM
Subject: [motm] Pix of the MOTM-650 'array'


> The production pc boards for the '650 are in sets of 4 pc boards,
> called an 'array'. Some folks refer to this as "step and repeat".
>
> Here are the front and rear views of stuffed boards as I get
> them from the subcontractor. The LEDs are not soldered, I do that
> because it's very labor intensive and simply don't want to pay for it.
>
> The individual boards have what's called 'scoring tabs' so that they
> can be snapped apart.
>
> www.synthtech.com/pix/m650_led_front.jpg
>
> www.synthtech.com/pix/m650_led_back.jpg
>
> 10 points for the first person to correctly identify (in general) what
> RV1 is and why it's on the board.
>
> Paul S.