ACR&Artex ELT Test Set (ETS) - Manual (Page 16)

Artex Products / ACR Electronics, Inc. 570-1000 Rev C
Page 12 of 24
Using the ELT Reader
The supplied Sarcalc program version 2.33 or higher (sarcalc.prc) is pre-installed
on the Meazura unit in ROM memory.
Select the Sarcalc program by tapping the “Sarcalc” icon shown on next page.
(Note: The exact location of your Sarcalc icon may vary depending on what
other programs or applications are loaded on your Test Set). Select “Measure”
from the initial screen. Connect the reader to the ELT directly with a coax cable
(no attenuator required for test set) or connect the whip antenna.
IMPORTANT NOTE:
PERFORM ALL ELT TESTING IN ACCORDANCE WITH LOCAL OR
NATIONAL REGULATIONS. IF REQUIRED, TERMINATE ELT INTO
A 50-OHM LOAD OR PERFORM TESTING IN AN RF SHIELDED
ENVIRONMENT.
ELTS WITH 121.5/243 MHZ TRANSMITTERS MUST BE TESTED
WITHIN 5 MINUTES AFTER THE HOUR (US/CANADA). LIVE
TRANSMISSIONS OF THE 406 MHZ SIGNAL MUST BE LIMITED
TO ELTS WHICH TRANSMIT A “SELF TEST” USING TEST FRAME
SYNCHRONIZATION. EXTENDED TESTING OF THE 406 MHZ
ELT SIGNAL MUST BE PERFORMED DIRECTLY CONNECTED TO
THE READER WITH PROPER SIGNAL ATTENUATION AND/OR RF
SHIELDING. SEE “OPTIONAL EQUIPMENT”.