ETSO

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Product Certification Consultations

Deviates from RTCA DO-214A section 2.8.2.9 a. by using a 3 nF capacitor instead of 0.01 pF, inserted between channel input and output for stability tests.
Deviates from RTCA DO-214A section 2.6.2.1 a. and b. by using a Sound Pressure Level of 104 dB SPL if the microphone is linear and if the frequency responses curves in standard conditions are identical at both 104dB SPL and 94dB SPL levels.
Deviates from ETSO-C142a by using revision A of RTCA DO-227
Deviates from RTCA DO-301 by permitting higher input noise temperatures for antennas specified in section 2.3 when a higher gain of the passive radiating element maintains compliance to the gain-to-noise ratio (G/T) specified in section 2.2.5. ​
Correction of RTCA DO-301 inconsistency on the Active Sub-assembly Input Noise Temperature.​
Deviates from SAE AS8009A section 3.11 and from SAE AS8009B section 3.12 to not display ALTITUDE or ALT next to the tape indicating altitude nor the altitude range.
Deviates from AS8017A section 3.7 by permitting the use of categories E and H instead of Category A for DO‐160 section 9 Explosion.
Deviates from SAE AS8004 Section 3.5 Fire Resistance by using Eurocae ED-14G/RTCA DO-160G Section 26 Fire, Flammability instead of FAR 25.1359(d) and its Appendix F.
Deviates from SAE AS8002 Section 3.5 Fire Resistance by using Eurocae ED-14G/RTCA DO-160G Section 26 instead of FAR 25.1359(d) and its Appendix F.
Deviates from AS8034B Section 3.14 Fire Resistance by using Eurocae ED-14G/RTCA DO-160G Section 26 Fire, Flammability instead of FAR 25.1359(d) and its Appendix F.

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