[amsat-bb] Re: Satellite Transceiver
ve4yz at mts.net
Sun Apr 5 12:41:00 PDT 2009
The schematic below is for a DB25, I said it fits in DB9. This is correct
except that pin numbers on DB9 are different.
> -----Original Message-----
> From: Alan [mailto:ve4yz at mts.net]
> Sent: April 5, 2009 1:55 PM
> To: 'kq6ea at pacbell.net'; 'AMSAT BB'; 'Sebastian'
> Subject: RE: [amsat-bb] Re: Satellite Transceiver
> TTL/RS232 for FT 736r.
> You can fit it inside a DB9
> I've used this circuit that uses a couple of 2N2222
> > -----Original Message-----
> > From: amsat-bb-bounces at amsat.org
> > [mailto:amsat-bb-bounces at amsat.org] On Behalf Of Jim Jerzycke
> > Sent: April 5, 2009 1:18 PM
> > To: AMSAT BB; Sebastian
> > Subject: [amsat-bb] Re: Satellite Transceiver
> > IIRC, the IF-232 is just a simple TTL-to-RS232 interface.
> it should be
> > fairly easy to homebrew on with any of the available chips
> out there,
> > like the Maxxim MAX232.
> > jim KQ6EA
> > -
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