The HEATER in a transponder??????

If you are thinking of the heater in the altitude encoder (a) they are small
watt units and (b) most of them are analog.

Jim



"George Patterson" wrote in message
news:jk5Ie.6765$2y2.6178@trndny02...
argon39 wrote:

Ammeter bounces around a bit in concert with the beacon. Other current
draws are the usual suspects, 2 Garmin radios, Garmin transponder and
audio panel.

Just a wild guess, but maybe the heater in the transponder encoder cycles
at that frequency?

George Patterson
Give a person a fish and you feed him for a day; teach a person to
use the Internet and he won't bother you for weeks.