Hi Robert,

The designer/builder Mark Spencer WA8SME has confirmed they all have the MAR-7 device.

73,

Mark N8MH

At 04:11 PM 3/31/2013 -0700, Robert Coppock wrote:

ahoy, the pre-amps for sale on the web site; are they the mar-7 for sure, or mar-6 amp ? i operate out in the sticks, and also in the RF noisy s.f. bay area. thanks, 73, robert k f Ø g cn81 / cm97-98 _______________________________________________ Sent via AMSAT-BB@amsat.org. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb