Carrier 38TXA Guide Guia do Utilizador descarregar pdf (Página 57)

Chapter 2 57

Test Descriptions

TEST_24 - RXA Quick General

Description

NOTE

Audio connections from the radio to the test system are required for this

test.

These tests are designed to provide you with a quick evaluation of the

cellular radio’s receiver’s capabilities. See the individual tests for

descriptions. The following tests are performed:

TEST_14 - RXA Expandor

TEST_15 - RXA Audio Frequency Response

TEST_16 - RXA Audio Distortion

TEST_17 - RXA Hum and Noise

TEST_18 - RXA SINAD

Pass/Fail Limits Used

• 1. RXA Audio Distortion (%)

• 2. RXA Audio Response Dev From

−

6 dB/oct R1 (dB)

• 3. RXA Audio Response Dev from

−

6 dB/oct R2 (dB)

• 4. RXA Expandor Tracking Error <0dB (dB)

• 5. RXA Expandor Tracking Error >0dB (dB)

• 6. RXA Expandor Zero Reference Level (dBV)

• 7. RXA Hum and Noise (dB)

• 8. RXA NAMPS Expandor Zero Reference Level (dBV)

• 10. RXA SINAD (dB)

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Carrier 38TXA Guide Guia do Utilizador Página 57