EEPROM
This test checks if the EEPROM allows read/write access. A failed test indicates a
faulty EEPROM on the
microboard
.
Rx Test
This test checks the receiver chain with a synthetic signal. A failed test indicates
a defect on the
microboard
(e.g. synthesizer, digital IF, etc).
Automatic Gain Controller
This test cycles through the attenuators and checks if the AGC adjusts itself
accordingly. A failed test indicates a defect on the
microboard
(e.g. attenua-
tors).
213
BARRETT PRC-4090 TACTICAL HF SDR TRANSCEIVER -APPENDICES